{"title":"Radium Engineering","description":"","products":[{"product_id":"radium-engineering-2015-subaru-wrx-air-oil-separator-kit-includes-20-0255","title":"Radium Engineering Air-Oil Separator Kit – 2015+ Subaru WRX","description":"\u003cp\u003eThe \u003cstrong\u003eRadium Engineering 2015+ Subaru WRX Air Oil Separator Kit (INCLUDES 20-0255)\u003c\/strong\u003e is intended for performance builds that demand a more deliberate approach than simply adapting the factory hardware. It gives the installer a Radium-specific foundation for the listed application.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eAn oil separator manages crankcase vapor and oil carryover before it reaches the intake tract. It is useful where the engine' ventilation system needs additional oil control without compromising the intended crankcase flow path.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eRadium Engineering 2015+ Subaru WRX Air Oil Separator Kit (INCLUDES 20-0255)\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD20-0258-00\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eBefore Ordering\u003c\/h3\u003e\u003cp\u003eUse the Radium part number above to confirm the exact application and installation requirements. 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It is useful where the engine' ventilation system needs additional oil control without compromising the intended crankcase flow path.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eBolt-in air\/oil separator for the Gen 1 and Gen 2 BRZ\/86. Allows collected oil to drain back into the oil pan. Cleaner induction air results in better performance.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD20-0351\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eBefore Ordering\u003c\/h3\u003e\u003cp\u003eUse the Radium part number above to confirm the exact application and installation requirements. Verify surrounding hardware, available clearance and any separately required fittings or service parts before beginning installation.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":47912062779642,"sku":"RAD20-0351","price":427.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/4110fa23-8cd8-43ac-ad15-bd2faaafc043-800.jpg?v=1762454416"},{"product_id":"radium-engineering-2017-honda-civic-type-r-port-injection-kit","title":"Radium Engineering Port Injection Kit – 2017+ Honda Civic Type R","description":"\u003cp\u003eRadium Engineering developed the \u003cstrong\u003e2017+ Honda Civic Type-R Port Injection Kit\u003c\/strong\u003e around the needs of modified street and competition cars, where component compatibility and clean system layout matter as much as outright capacity.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eFuel rails become a packaging and flow foundation once an engine moves beyond the limitations of the original fuel system. The goal is not simply a larger rail: the rail must provide the injector interface, port layout and plumbing flexibility needed to build a serviceable, stable fuel system around the engine.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eOffers a solution for adding more fueling capability to the Honda K20C1 engine. Installs between the intake manifold and the head. Fuel rail included.\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003eRadium performance rails commonly use anodized aluminum construction and ORB-style end ports to support configurable AN plumbing. 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Verify surrounding hardware, available clearance and any separately required fittings or service parts before beginning installation.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":47912063107322,"sku":"RAD20-0607","price":427.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/08aca71a85fe1f0157b0d0c42a15777cL.jpg?v=1762454419"},{"product_id":"radium-engineering-6an-coupler-female-to-female-straight","title":"Radium Engineering 6AN Female-to-Female Coupler","description":"\u003cp\u003eThe \u003cstrong\u003eRadium Engineering 6AN Coupler Female to Female\u003c\/strong\u003e for \u003cstrong\u003eStraight\u003c\/strong\u003e is engineered as a purpose-built solution for enthusiasts who want the surrounding system to be easier to package, service and trust under hard use.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eQuality hose and coupler hardware is essential wherever fluid or vapor connections must tolerate heat, pressure, vibration and repeated service. 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The goal is not simply a larger rail: the rail must provide the injector interface, port layout and plumbing flexibility needed to build a serviceable, stable fuel system around the engine.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eBlack nylon spacer commonly used in Radium Engineering fuel rail kits.\u003c\/p\u003e\u003ch3\u003eChoose Your Configuration\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e11mm\u003c\/strong\u003e — RAD14-0711\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e15mm\u003c\/strong\u003e — RAD14-0715\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20mm\u003c\/strong\u003e — RAD14-0720\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27mm\u003c\/strong\u003e — RAD14-0727\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003eRadium performance rails commonly use anodized aluminum construction and ORB-style end ports to support configurable AN plumbing. 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It gives the installer a Radium-specific foundation for the listed application.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eFuel-system electrical hardware has to carry pump current reliably in an environment exposed to heat, vibration and fuel vapor. Correctly sized wiring, sealed pass-throughs and secure terminals are as important to fuel delivery as the pump itself.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eFound on the 04-05 Lotus Elise and Lotus Exige that utilize the T4 ECU\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003ePump wiring should be sized around real current draw and protected with appropriate relays and fusing. 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Use proper strain relief, circuit protection and grounding, and verify voltage at the pump under load.\u003c\/p\u003e\u003ch3\u003eBefore Ordering\u003c\/h3\u003e\u003cp\u003eConfirm pump count, current draw, connector\/terminal style and the vehicle' relay\/fuse strategy before ordering.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049110614266,"sku":"RAD17-0010","price":94.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/b857ec2092f86aa78a9165b907a44e59L.jpg?v=1764569122"},{"product_id":"radium-engineering-2006-lotus-elise-exige-t4e-header-set","title":"Radium Engineering 2006+ Lotus Elise\/Exige T4E Header Set","description":"\u003cp\u003eRadium Engineering developed the \u003cstrong\u003e2006+ Lotus Elise\/Exige T4E Header Set\u003c\/strong\u003e around the needs of modified street and competition cars, where component compatibility and clean system layout matter as much as outright capacity.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eFuel-system electrical hardware has to carry pump current reliably in an environment exposed to heat, vibration and fuel vapor. Correctly sized wiring, sealed pass-throughs and secure terminals are as important to fuel delivery as the pump itself.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eAllows for simple wiring harness without permanent damage or modification to the factory harness\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003ePump wiring should be sized around real current draw and protected with appropriate relays and fusing. High-flow pumps can exceed the capacity of factory wiring, particularly when multiple pumps are operated simultaneously.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD17-0011\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eEnthusiast Notes\u003c\/h3\u003e\u003cp\u003eFor a competition-oriented fuel system, clean wiring is reliability hardware. Use proper strain relief, circuit protection and grounding, and verify voltage at the pump under load.\u003c\/p\u003e\u003ch3\u003eBefore Ordering\u003c\/h3\u003e\u003cp\u003eConfirm pump count, current draw, connector\/terminal style and the vehicle' relay\/fuse strategy before ordering.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049110712570,"sku":"RAD17-0011","price":66.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/c3bc69bfab3f14c7c327876b8e7ac96fL.jpg?v=1764569122"},{"product_id":"radium-engineering-bulkead-harness-internal-triple-walbro-gss342-pump","title":"Radium Engineering Bulkead Harness Internal Triple Walbro GSS342 Pump","description":"\u003cp\u003eThe \u003cstrong\u003eRadium Engineering Bulkead Harness Internal Triple Walbro GSS342 Pump\u003c\/strong\u003e is engineered as a purpose-built solution for enthusiasts who want the surrounding system to be easier to package, service and trust under hard use.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eFuel-system electrical hardware has to carry pump current reliably in an environment exposed to heat, vibration and fuel vapor. Correctly sized wiring, sealed pass-throughs and secure terminals are as important to fuel delivery as the pump itself.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eRadium Engineering wiring harnesses are Built with high-quality materials and motorsport-grade connectors, these harnesses simplify installation while ensuring consistent power delivery to critical fuel system components. Whether you're wiring a fuel pump, surge tank, fuel level sensor, or brushless fuel pump controller, Radium harnesses are engineered for durability, reliability, and seamless integration with your fuel system. Available Harness Options Fuel Pump Wiring Harnesses These harnesses are ideal for both replacement installations and high-performance fuel system upgrades. Best for: In-tank fuel pumps Surge tank fuel pumps High-flow fuel system upgrades Brushless Fuel Pump Harnesses Specifically engineered for brushless fuel pump systems and controllers. These harnesses provide the necessary connections for advanced fuel pump setups while maintaining reliable communication and.\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003ePump wiring should be sized around real current draw and protected with appropriate relays and fusing. High-flow pumps can exceed the capacity of factory wiring, particularly when multiple pumps are operated simultaneously.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD17-0027\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eEnthusiast Notes\u003c\/h3\u003e\u003cp\u003eFor a competition-oriented fuel system, clean wiring is reliability hardware. 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Correctly sized wiring, sealed pass-throughs and secure terminals are as important to fuel delivery as the pump itself.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eRadium Engineering wiring harnesses are Built with high-quality materials and motorsport-grade connectors, these harnesses simplify installation while ensuring consistent power delivery to critical fuel system components. Whether you're wiring a fuel pump, surge tank, fuel level sensor, or brushless fuel pump controller, Radium harnesses are engineered for durability, reliability, and seamless integration with your fuel system. Available Harness Options Fuel Pump Wiring Harnesses These harnesses are ideal for both replacement installations and high-performance fuel system upgrades. Best for: In-tank fuel pumps Surge tank fuel pumps High-flow fuel system upgrades Brushless Fuel Pump Harnesses Specifically engineered for brushless fuel pump systems and controllers. These harnesses provide the necessary connections for advanced fuel pump setups while maintaining reliable communication and.\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003ePump wiring should be sized around real current draw and protected with appropriate relays and fusing. High-flow pumps can exceed the capacity of factory wiring, particularly when multiple pumps are operated simultaneously.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD17-0028\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eEnthusiast Notes\u003c\/h3\u003e\u003cp\u003eFor a competition-oriented fuel system, clean wiring is reliability hardware. Use proper strain relief, circuit protection and grounding, and verify voltage at the pump under load.\u003c\/p\u003e\u003ch3\u003eBefore Ordering\u003c\/h3\u003e\u003cp\u003eConfirm pump count, current draw, connector\/terminal style and the vehicle' relay\/fuse strategy before ordering.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049110876410,"sku":"RAD17-0028","price":80.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/06d0e99e4bc1b0af6aa137614143f63dL.jpg?v=1764569123"},{"product_id":"radium-engineering-fuel-surge-tank-diy-wiring-kit","title":"Radium Engineering Fuel Surge Tank – DIY Wiring Kit","description":"\u003cp\u003eThe \u003cstrong\u003eRadium Engineering Fuel Surge Tank\u003c\/strong\u003e for \u003cstrong\u003eDIY Wiring Kit\u003c\/strong\u003e is engineered as a purpose-built solution for enthusiasts who want the surrounding system to be easier to package, service and trust under hard use.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eFuel surge tanks add a reserve of fuel between the main tank and engine so the pressure-side pump can remain supplied when fuel moves away from the factory pickup under braking, cornering or acceleration. They are especially relevant to track, time-attack, autocross and high-power applications where momentary fuel starvation is unacceptable.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eHigh quality components to ensure proper operation in all conditions\u003c\/p\u003e\u003ch3\u003eFitment \u0026amp; Application\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e DIY Wiring Kit\u003cbr\u003e\u003cstrong\u003eFitment style:\u003c\/strong\u003e Application-Specific\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003eA conventional surge tank still requires a correctly sized lift-pump circuit, pressure-side pump, feed\/return plumbing and electrical supply. The lift pump' job is to keep the reservoir replenished; the surge-tank pump is what feeds the engine.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD17-0031\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eEnthusiast Notes\u003c\/h3\u003e\u003cp\u003eOn a track car, a surge tank is insurance against the moment when the main tank pickup uncovers in a long corner or heavy braking zone. Size the pumps for the engine' actual fuel demand and leave electrical and thermal headroom.\u003c\/p\u003e\u003ch3\u003eBefore Ordering\u003c\/h3\u003e\u003cp\u003eConfirm compatible pump model, pump quantity, fuel type, mounting location, line sizes and electrical requirements. Many surge-tank assemblies require pumps, wiring, filters, regulators or mounting hardware to be selected separately.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049110974714,"sku":"RAD17-0031","price":75.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/8a7a261d-cd58-495c-a027-58c5dfde2075-800.jpg?v=1764569123"},{"product_id":"radium-engineering-10in-fuel-pump-connector-harness-walbro-e85","title":"Radium Engineering 10in Fuel Pump Connector Harness – Walbro E85","description":"\u003cp\u003eThe \u003cstrong\u003eRadium Engineering 10in Fuel Pump Connector Harness\u003c\/strong\u003e for \u003cstrong\u003eWalbro E85\u003c\/strong\u003e is intended for performance builds that demand a more deliberate approach than simply adapting the factory hardware. It gives the installer a Radium-specific foundation for the listed application.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eFuel-system electrical hardware has to carry pump current reliably in an environment exposed to heat, vibration and fuel vapor. Correctly sized wiring, sealed pass-throughs and secure terminals are as important to fuel delivery as the pump itself.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eWalbro fuel pumps are trusted by enthusiasts, tuners, and professional builders for their proven reliability, consistent fuel delivery, and performance under demanding conditions. Whether you're replacing a worn factory pump or upgrading to support additional horsepower, Walbro offers fuel pumps engineered to provide the flow your engine needs. Understanding Fuel Pump Flow (LPH) Fuel pump capacity is measured in liters per hour (LPH), which indicates how much fuel the pump can deliver. 190 LPH – Excellent for stock engines and lightly modified vehicles. Ideal for daily drivers and OE-style replacements. 255 LPH – A popular upgrade for naturally aspirated and mild forced-induction applications. Supports many street performance builds. 340–350 LPH – Designed for vehicles with larger injectors, increased boost, or ethanol-compatible fuel systems that require additional fuel volume. 450–525.\u003c\/p\u003e\u003ch3\u003eFitment \u0026amp; Application\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Walbro E85\u003cbr\u003e\u003cstrong\u003eFitment style:\u003c\/strong\u003e Application-Specific\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003ePump wiring should be sized around real current draw and protected with appropriate relays and fusing. High-flow pumps can exceed the capacity of factory wiring, particularly when multiple pumps are operated simultaneously.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD17-0049-00\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eEnthusiast Notes\u003c\/h3\u003e\u003cp\u003eFor a competition-oriented fuel system, clean wiring is reliability hardware. Use proper strain relief, circuit protection and grounding, and verify voltage at the pump under load.\u003c\/p\u003e\u003ch3\u003eBefore Ordering\u003c\/h3\u003e\u003cp\u003eConfirm pump count, current draw, connector\/terminal style and the vehicle' relay\/fuse strategy before ordering.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049111073018,"sku":"RAD17-0049-00","price":16.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/b2bc9edfc50d63e7580a5cbab933acffL.jpg?v=1764569124"},{"product_id":"radium-engineering-internal-harness-walbro-gss-style-pump-with-ring-terminals","title":"Radium Engineering Internal Harness Walbro GSS Style Pump with Ring Terminals","description":"\u003cp\u003eThe \u003cstrong\u003eRadium Engineering Internal Harness Walbro GSS Style Pump with Ring Terminals\u003c\/strong\u003e is intended for performance builds that demand a more deliberate approach than simply adapting the factory hardware. It gives the installer a Radium-specific foundation for the listed application.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eFuel-system electrical hardware has to carry pump current reliably in an environment exposed to heat, vibration and fuel vapor. Correctly sized wiring, sealed pass-throughs and secure terminals are as important to fuel delivery as the pump itself.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eRadium Engineering wiring harnesses are Built with high-quality materials and motorsport-grade connectors, these harnesses simplify installation while ensuring consistent power delivery to critical fuel system components. Whether you're wiring a fuel pump, surge tank, fuel level sensor, or brushless fuel pump controller, Radium harnesses are engineered for durability, reliability, and seamless integration with your fuel system. Available Harness Options Fuel Pump Wiring Harnesses These harnesses are ideal for both replacement installations and high-performance fuel system upgrades. Best for: In-tank fuel pumps Surge tank fuel pumps High-flow fuel system upgrades Brushless Fuel Pump Harnesses Specifically engineered for brushless fuel pump systems and controllers. These harnesses provide the necessary connections for advanced fuel pump setups while maintaining reliable communication and.\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003ePump wiring should be sized around real current draw and protected with appropriate relays and fusing. High-flow pumps can exceed the capacity of factory wiring, particularly when multiple pumps are operated simultaneously.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD17-0051-00\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eEnthusiast Notes\u003c\/h3\u003e\u003cp\u003eFor a competition-oriented fuel system, clean wiring is reliability hardware. Use proper strain relief, circuit protection and grounding, and verify voltage at the pump under load.\u003c\/p\u003e\u003ch3\u003eBefore Ordering\u003c\/h3\u003e\u003cp\u003eConfirm pump count, current draw, connector\/terminal style and the vehicle' relay\/fuse strategy before ordering.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049111138554,"sku":"RAD17-0051-00","price":16.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/9a38068152cbe3e4b87eb15191e06f4aL.jpg?v=1764569125"},{"product_id":"radium-engineering-23in-fuel-pump-connector-harness-walbro-255","title":"Radium Engineering 23in Fuel Pump Connector Harness – Walbro 255","description":"\u003cp\u003eRadium Engineering developed the \u003cstrong\u003e23in Fuel Pump Connector Harness\u003c\/strong\u003e for \u003cstrong\u003eWalbro 255\u003c\/strong\u003e around the needs of modified street and competition cars, where component compatibility and clean system layout matter as much as outright capacity.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eFuel-system electrical hardware has to carry pump current reliably in an environment exposed to heat, vibration and fuel vapor. Correctly sized wiring, sealed pass-throughs and secure terminals are as important to fuel delivery as the pump itself.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eWalbro fuel pumps are trusted by enthusiasts, tuners, and professional builders for their proven reliability, consistent fuel delivery, and performance under demanding conditions. Whether you're replacing a worn factory pump or upgrading to support additional horsepower, Walbro offers fuel pumps engineered to provide the flow your engine needs. Understanding Fuel Pump Flow (LPH) Fuel pump capacity is measured in liters per hour (LPH), which indicates how much fuel the pump can deliver. 190 LPH – Excellent for stock engines and lightly modified vehicles. Ideal for daily drivers and OE-style replacements. 255 LPH – A popular upgrade for naturally aspirated and mild forced-induction applications. Supports many street performance builds. 340–350 LPH – Designed for vehicles with larger injectors, increased boost, or ethanol-compatible fuel systems that require additional fuel volume. 450–525.\u003c\/p\u003e\u003ch3\u003eFitment \u0026amp; Application\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Walbro 255\u003cbr\u003e\u003cstrong\u003eFitment style:\u003c\/strong\u003e Application-Specific\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003ePump wiring should be sized around real current draw and protected with appropriate relays and fusing. High-flow pumps can exceed the capacity of factory wiring, particularly when multiple pumps are operated simultaneously.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD17-0053\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eEnthusiast Notes\u003c\/h3\u003e\u003cp\u003eFor a competition-oriented fuel system, clean wiring is reliability hardware. Use proper strain relief, circuit protection and grounding, and verify voltage at the pump under load.\u003c\/p\u003e\u003ch3\u003eBefore Ordering\u003c\/h3\u003e\u003cp\u003eConfirm pump count, current draw, connector\/terminal style and the vehicle' relay\/fuse strategy before ordering.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049111236858,"sku":"RAD17-0053","price":18.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/c16379519e13268797cac8c7ec16ba5cL.jpg?v=1764569126"},{"product_id":"radium-engineering-porsche-17in-fuel-pump-connector-harness-walbro-e85","title":"Radium Engineering Porsche 17in Fuel Pump Connector Harness – Walbro E85","description":"\u003cp\u003eThe \u003cstrong\u003eRadium Engineering Porsche 17in Fuel Pump Connector Harness\u003c\/strong\u003e for \u003cstrong\u003eWalbro E85\u003c\/strong\u003e is intended for performance builds that demand a more deliberate approach than simply adapting the factory hardware. It gives the installer a Radium-specific foundation for the listed application.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eFuel-system electrical hardware has to carry pump current reliably in an environment exposed to heat, vibration and fuel vapor. Correctly sized wiring, sealed pass-throughs and secure terminals are as important to fuel delivery as the pump itself.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eWalbro fuel pumps are trusted by enthusiasts, tuners, and professional builders for their proven reliability, consistent fuel delivery, and performance under demanding conditions. Whether you're replacing a worn factory pump or upgrading to support additional horsepower, Walbro offers fuel pumps engineered to provide the flow your engine needs. Understanding Fuel Pump Flow (LPH) Fuel pump capacity is measured in liters per hour (LPH), which indicates how much fuel the pump can deliver. 190 LPH – Excellent for stock engines and lightly modified vehicles. Ideal for daily drivers and OE-style replacements. 255 LPH – A popular upgrade for naturally aspirated and mild forced-induction applications. Supports many street performance builds. 340–350 LPH – Designed for vehicles with larger injectors, increased boost, or ethanol-compatible fuel systems that require additional fuel volume. 450–525.\u003c\/p\u003e\u003ch3\u003eFitment \u0026amp; Application\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Walbro E85\u003cbr\u003e\u003cstrong\u003eFitment style:\u003c\/strong\u003e Application-Specific\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003ePump wiring should be sized around real current draw and protected with appropriate relays and fusing. High-flow pumps can exceed the capacity of factory wiring, particularly when multiple pumps are operated simultaneously.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD17-0054\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eEnthusiast Notes\u003c\/h3\u003e\u003cp\u003eFor a competition-oriented fuel system, clean wiring is reliability hardware. Use proper strain relief, circuit protection and grounding, and verify voltage at the pump under load.\u003c\/p\u003e\u003ch3\u003eBefore Ordering\u003c\/h3\u003e\u003cp\u003eConfirm pump count, current draw, connector\/terminal style and the vehicle' relay\/fuse strategy before ordering.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049111367930,"sku":"RAD17-0054","price":18.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/0633e09ac1b58e09b4a649ea7c073ccbL.jpg?v=1764569126"},{"product_id":"radium-engineering-wiring-harness-extension-w-ring-terminals","title":"Radium Engineering Wiring Harness – Extension with Ring Terminals","description":"\u003cp\u003eRadium Engineering developed the \u003cstrong\u003eWiring Harness\u003c\/strong\u003e for \u003cstrong\u003eExtension with Ring Terminals\u003c\/strong\u003e around the needs of modified street and competition cars, where component compatibility and clean system layout matter as much as outright capacity.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eFuel-system electrical hardware has to carry pump current reliably in an environment exposed to heat, vibration and fuel vapor. Correctly sized wiring, sealed pass-throughs and secure terminals are as important to fuel delivery as the pump itself.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eProvides a purpose-built electrical or monitoring solution for performance fuel and engine systems.\u003c\/p\u003e\u003ch3\u003eFitment \u0026amp; Application\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Extension with Ring Terminals\u003cbr\u003e\u003cstrong\u003eFitment style:\u003c\/strong\u003e Application-Specific\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003ePump wiring should be sized around real current draw and protected with appropriate relays and fusing. High-flow pumps can exceed the capacity of factory wiring, particularly when multiple pumps are operated simultaneously.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD17-0056\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eEnthusiast Notes\u003c\/h3\u003e\u003cp\u003eFor a competition-oriented fuel system, clean wiring is reliability hardware. Use proper strain relief, circuit protection and grounding, and verify voltage at the pump under load.\u003c\/p\u003e\u003ch3\u003eBefore Ordering\u003c\/h3\u003e\u003cp\u003eConfirm pump count, current draw, connector\/terminal style and the vehicle' relay\/fuse strategy before ordering.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049111433466,"sku":"RAD17-0056","price":16.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/362b87468676fc355b1e54db6772d635L.jpg?v=1764569127"},{"product_id":"radium-engineering-fuel-pump-connector-extension-walbro-255","title":"Radium Engineering Fuel Pump Connector Extension – Walbro 255","description":"\u003cp\u003eThe \u003cstrong\u003eRadium Engineering Fuel Pump Connector Extension\u003c\/strong\u003e for \u003cstrong\u003eWalbro 255\u003c\/strong\u003e is engineered as a purpose-built solution for enthusiasts who want the surrounding system to be easier to package, service and trust under hard use.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eFuel-system electrical hardware has to carry pump current reliably in an environment exposed to heat, vibration and fuel vapor. Correctly sized wiring, sealed pass-throughs and secure terminals are as important to fuel delivery as the pump itself.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eWalbro fuel pumps are trusted by enthusiasts, tuners, and professional builders for their proven reliability, consistent fuel delivery, and performance under demanding conditions. Whether you're replacing a worn factory pump or upgrading to support additional horsepower, Walbro offers fuel pumps engineered to provide the flow your engine needs. Understanding Fuel Pump Flow (LPH) Fuel pump capacity is measured in liters per hour (LPH), which indicates how much fuel the pump can deliver. 190 LPH – Excellent for stock engines and lightly modified vehicles. Ideal for daily drivers and OE-style replacements. 255 LPH – A popular upgrade for naturally aspirated and mild forced-induction applications. Supports many street performance builds. 340–350 LPH – Designed for vehicles with larger injectors, increased boost, or ethanol-compatible fuel systems that require additional fuel volume. 450–525.\u003c\/p\u003e\u003ch3\u003eFitment \u0026amp; Application\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Walbro 255\u003cbr\u003e\u003cstrong\u003eFitment style:\u003c\/strong\u003e Application-Specific\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003ePump wiring should be sized around real current draw and protected with appropriate relays and fusing. High-flow pumps can exceed the capacity of factory wiring, particularly when multiple pumps are operated simultaneously.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD17-0058\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eEnthusiast Notes\u003c\/h3\u003e\u003cp\u003eFor a competition-oriented fuel system, clean wiring is reliability hardware. Use proper strain relief, circuit protection and grounding, and verify voltage at the pump under load.\u003c\/p\u003e\u003ch3\u003eBefore Ordering\u003c\/h3\u003e\u003cp\u003eConfirm pump count, current draw, connector\/terminal style and the vehicle' relay\/fuse strategy before ordering.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049111531770,"sku":"RAD17-0058","price":18.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/f7610475c57aed4fa4f222fbec3f52f6L.jpg?v=1764569127"},{"product_id":"radium-engineering-bosch-ev1-injector-connector-adapter","title":"Radium Engineering Bosch EV1 Injector Connector Adapter","description":"\u003cp\u003eThe \u003cstrong\u003eRadium Engineering Bosch EV1 Injector Connector Adapter\u003c\/strong\u003e is engineered as a purpose-built solution for enthusiasts who want the surrounding system to be easier to package, service and trust under hard use.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eFuel pressure control is fundamental to injector consistency and repeatable tuning. A regulator must manage return flow while maintaining the pressure strategy required by the injectors and ECU, particularly as pump flow and engine demand increase.\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003eBase pressure should be set with the system configured as required by the engine management strategy. Pump flow affects the regulator' operating range, and boosted applications may require a manifold-reference connection where the specific regulator supports it.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD17-0064\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eEnthusiast Notes\u003c\/h3\u003e\u003cp\u003eFor tuned cars, stable pressure is part of stable fueling. Set the regulator with a gauge or sensor and validate pressure behavior under load rather than assuming the static setting tells the whole story.\u003c\/p\u003e\u003ch3\u003eBefore Ordering\u003c\/h3\u003e\u003cp\u003eConfirm required base-pressure range, total pump flow, feed\/return port sizes and whether vacuum\/boost reference is required. A regulator should be sized as part of the complete fuel system.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049111597306,"sku":"RAD17-0064","price":9.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/778072de270fb770d5b5bedf7af301f3L.jpg?v=1764569128"},{"product_id":"radium-engineering-fuel-pump-connector-harness-walbro-e85-long","title":"Radium Engineering Fuel Pump Connector Harness – Walbro E85 – Long","description":"\u003cp\u003eThe \u003cstrong\u003eRadium Engineering Fuel Pump Connector Harness\u003c\/strong\u003e for \u003cstrong\u003eWalbro E85 - Long\u003c\/strong\u003e is intended for performance builds that demand a more deliberate approach than simply adapting the factory hardware. It gives the installer a Radium-specific foundation for the listed application.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eFuel-system electrical hardware has to carry pump current reliably in an environment exposed to heat, vibration and fuel vapor. Correctly sized wiring, sealed pass-throughs and secure terminals are as important to fuel delivery as the pump itself.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eWalbro fuel pumps are trusted by enthusiasts, tuners, and professional builders for their proven reliability, consistent fuel delivery, and performance under demanding conditions. Whether you're replacing a worn factory pump or upgrading to support additional horsepower, Walbro offers fuel pumps engineered to provide the flow your engine needs. Understanding Fuel Pump Flow (LPH) Fuel pump capacity is measured in liters per hour (LPH), which indicates how much fuel the pump can deliver. 190 LPH – Excellent for stock engines and lightly modified vehicles. Ideal for daily drivers and OE-style replacements. 255 LPH – A popular upgrade for naturally aspirated and mild forced-induction applications. Supports many street performance builds. 340–350 LPH – Designed for vehicles with larger injectors, increased boost, or ethanol-compatible fuel systems that require additional fuel volume. 450–525.\u003c\/p\u003e\u003ch3\u003eFitment \u0026amp; Application\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Walbro E85 - Long\u003cbr\u003e\u003cstrong\u003eFitment style:\u003c\/strong\u003e Application-Specific\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003ePump wiring should be sized around real current draw and protected with appropriate relays and fusing. High-flow pumps can exceed the capacity of factory wiring, particularly when multiple pumps are operated simultaneously.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD17-0069\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eEnthusiast Notes\u003c\/h3\u003e\u003cp\u003eFor a competition-oriented fuel system, clean wiring is reliability hardware. 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It gives the installer a Radium-specific foundation for the listed application.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eFuel-system electrical hardware has to carry pump current reliably in an environment exposed to heat, vibration and fuel vapor. Correctly sized wiring, sealed pass-throughs and secure terminals are as important to fuel delivery as the pump itself.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eWalbro fuel pumps are trusted by enthusiasts, tuners, and professional builders for their proven reliability, consistent fuel delivery, and performance under demanding conditions. Whether you're replacing a worn factory pump or upgrading to support additional horsepower, Walbro offers fuel pumps engineered to provide the flow your engine needs. Understanding Fuel Pump Flow (LPH) Fuel pump capacity is measured in liters per hour (LPH), which indicates how much fuel the pump can deliver. 190 LPH – Excellent for stock engines and lightly modified vehicles. Ideal for daily drivers and OE-style replacements. 255 LPH – A popular upgrade for naturally aspirated and mild forced-induction applications. Supports many street performance builds. 340–350 LPH – Designed for vehicles with larger injectors, increased boost, or ethanol-compatible fuel systems that require additional fuel volume. 450–525.\u003c\/p\u003e\u003ch3\u003eFitment \u0026amp; Application\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Walbro 255 - Long\u003cbr\u003e\u003cstrong\u003eFitment style:\u003c\/strong\u003e Application-Specific\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003ePump wiring should be sized around real current draw and protected with appropriate relays and fusing. High-flow pumps can exceed the capacity of factory wiring, particularly when multiple pumps are operated simultaneously.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD17-0071\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eEnthusiast Notes\u003c\/h3\u003e\u003cp\u003eFor a competition-oriented fuel system, clean wiring is reliability hardware. 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A regulator must manage return flow while maintaining the pressure strategy required by the injectors and ECU, particularly as pump flow and engine demand increase.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eReplacement diaphragm for Radium fuel pressure regulators\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003eBase pressure should be set with the system configured as required by the engine management strategy. Pump flow affects the regulator' operating range, and boosted applications may require a manifold-reference connection where the specific regulator supports it.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD18-0017\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eEnthusiast Notes\u003c\/h3\u003e\u003cp\u003eFor tuned cars, stable pressure is part of stable fueling. 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A regulator must manage return flow while maintaining the pressure strategy required by the injectors and ECU, particularly as pump flow and engine demand increase.\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003eBase pressure should be set with the system configured as required by the engine management strategy. Pump flow affects the regulator' operating range, and boosted applications may require a manifold-reference connection where the specific regulator supports it.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD18-0046\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eEnthusiast Notes\u003c\/h3\u003e\u003cp\u003eFor tuned cars, stable pressure is part of stable fueling. 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A regulator should be sized as part of the complete fuel system.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049112350970,"sku":"RAD18-0046","price":9.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/34f5a6b0be0cc2a1127582b5a33797ecL.jpg?v=1764569132"},{"product_id":"radium-engineering-radiator-cap-type-a-1-1bar-black","title":"Radium Engineering Radiator Cap – Type-A 1.1Bar Black","description":"\u003cp\u003eThe \u003cstrong\u003eRadium Engineering Radiator Cap\u003c\/strong\u003e for \u003cstrong\u003eType-A 1.1Bar Black\u003c\/strong\u003e is engineered as a purpose-built solution for enthusiasts who want the surrounding system to be easier to package, service and trust under hard use.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eThe radiator cap is the pressure-control valve for the cooling system. Selecting the correct cap style and pressure rating is important because system pressure influences coolant boiling margin and must remain appropriate for the radiator, hoses and expansion tank.\u003c\/p\u003e\u003ch3\u003eFitment \u0026amp; Application\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Type-A 1.1Bar Black\u003cbr\u003e\u003cstrong\u003eFitment style:\u003c\/strong\u003e Application-Specific\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003eUse only the cap style that matches the filler neck. Increasing relief pressure increases system stress, so the rest of the cooling system must be capable of supporting the selected rating.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD18-0076-A11\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eBefore Ordering\u003c\/h3\u003e\u003cp\u003eConfirm cap type and pressure rating for the radiator or expansion-tank neck before ordering.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049112416506,"sku":"RAD18-0076-A11","price":28.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/4d756e1ea2fbf832b4bc9b8566a85c50L.jpg?v=1764569133"},{"product_id":"radium-engineering-radiator-cap-typ-a-1-3bar-black","title":"Radium Engineering Radiator Cap – Typ-A 1.3Bar – Black","description":"\u003cp\u003eThe \u003cstrong\u003eRadium Engineering Radiator Cap\u003c\/strong\u003e for \u003cstrong\u003eTyp-A 1.3Bar - Black\u003c\/strong\u003e is engineered as a purpose-built solution for enthusiasts who want the surrounding system to be easier to package, service and trust under hard use.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eThe radiator cap is the pressure-control valve for the cooling system. Selecting the correct cap style and pressure rating is important because system pressure influences coolant boiling margin and must remain appropriate for the radiator, hoses and expansion tank.\u003c\/p\u003e\u003ch3\u003eFitment \u0026amp; Application\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Typ-A 1.3Bar - Black\u003cbr\u003e\u003cstrong\u003eFitment style:\u003c\/strong\u003e Application-Specific\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003eUse only the cap style that matches the filler neck. Increasing relief pressure increases system stress, so the rest of the cooling system must be capable of supporting the selected rating.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD18-0076-A13\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eBefore Ordering\u003c\/h3\u003e\u003cp\u003eConfirm cap type and pressure rating for the radiator or expansion-tank neck before ordering.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049112514810,"sku":"RAD18-0076-A13","price":28.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/4d756e1ea2fbf832b4bc9b8566a85c50L_22d8a212-6260-4bfe-a4f7-d088fbf33e82.jpg?v=1764569133"},{"product_id":"radium-engineering-radiator-cap-type-a-1-5-bar-black","title":"Radium Engineering Radiator Cap – Type-A 1.5 Bar – Black","description":"\u003cp\u003eThe \u003cstrong\u003eRadium Engineering Radiator Cap\u003c\/strong\u003e for \u003cstrong\u003eType-A 1.5 Bar - Black\u003c\/strong\u003e is intended for performance builds that demand a more deliberate approach than simply adapting the factory hardware. It gives the installer a Radium-specific foundation for the listed application.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eThe radiator cap is the pressure-control valve for the cooling system. Selecting the correct cap style and pressure rating is important because system pressure influences coolant boiling margin and must remain appropriate for the radiator, hoses and expansion tank.\u003c\/p\u003e\u003ch3\u003eFitment \u0026amp; Application\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Type-A 1.5 Bar - Black\u003cbr\u003e\u003cstrong\u003eFitment style:\u003c\/strong\u003e Application-Specific\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003eUse only the cap style that matches the filler neck. Increasing relief pressure increases system stress, so the rest of the cooling system must be capable of supporting the selected rating.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD18-0076-A15\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eBefore Ordering\u003c\/h3\u003e\u003cp\u003eConfirm cap type and pressure rating for the radiator or expansion-tank neck before ordering.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049112613114,"sku":"RAD18-0076-A15","price":28.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/4d756e1ea2fbf832b4bc9b8566a85c50L_c191f47d-f316-4f8b-af0b-4c14ca60f1af.jpg?v=1764569134"},{"product_id":"radium-engineering-fuel-rail-plumbing-kit-toyota-2zz-ge","title":"Radium Engineering Fuel Rail Plumbing Kit – Toyota 2ZZ-GE","description":"\u003cp\u003eThe \u003cstrong\u003eRadium Engineering Fuel Rail Plumbing Kit\u003c\/strong\u003e for \u003cstrong\u003eToyota 2ZZ-GE\u003c\/strong\u003e is engineered as a purpose-built solution for enthusiasts who want the surrounding system to be easier to package, service and trust under hard use.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eA purpose-built plumbing kit removes much of the guesswork from converting a fuel rail installation into a complete working system. 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Confirm whether the build remains returnless or is being converted to a return-style system, and account for the regulator, filter, sensor, damper and pump configuration before installation.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD20-0012-PK\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eEnthusiast Notes\u003c\/h3\u003e\u003cp\u003eThis is the kind of part that makes a finished engine bay look intentional: fewer improvised adapters, cleaner routing and a system that can be inspected quickly between sessions.\u003c\/p\u003e\u003ch3\u003eBefore Ordering\u003c\/h3\u003e\u003cp\u003eConfirm the matching Radium rail\/hanger part number and the intended fuel-system architecture. 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A regulator should be sized as part of the complete fuel system.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049117430010,"sku":"RAD20-0303","price":33.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/4bb68b8a-aee0-4018-9c02-7fede03c2ef2-800.jpg?v=1764569169"},{"product_id":"radium-engineering-mazda-13b-rew-acv-block-off","title":"Radium Engineering ACV Block-Off – Mazda 13B-REW","description":"\u003cp\u003eRadium Engineering developed the \u003cstrong\u003eMazda 13B-REW ACV Block Off\u003c\/strong\u003e around the needs of modified street and competition cars, where component compatibility and clean system layout matter as much as outright capacity.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eThis component addresses the EGR-related hardware on the listed application. It should be selected with the vehicle' intended use, local emissions requirements and calibration strategy in mind.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eBlock off plate for Mazda 13B-REW ACV on intake manifold. Necessary to use Radium fuel rail 20-0447.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD20-0449\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eBefore Ordering\u003c\/h3\u003e\u003cp\u003eUse the Radium part number above to confirm the exact application and installation requirements. Verify surrounding hardware, available clearance and any separately required fittings or service parts before beginning installation.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049119691002,"sku":"RAD20-0449","price":28.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/948d013228ec23e277ef14c14ab875f9L.jpg?v=1764569186"},{"product_id":"radium-engineering-bosch-pumps-4-port-manifold-reuses-check-valves-universal","title":"Radium Engineering 4-Port Fuel Pump Manifold – Bosch Pumps with Check Valves","description":"\u003cp\u003eRadium Engineering developed the \u003cstrong\u003eBosch Pumps 4 Port Manifold Reuses Check Valves\u003c\/strong\u003e for \u003cstrong\u003eUniversal\u003c\/strong\u003e around the needs of modified street and competition cars, where component compatibility and clean system layout matter as much as outright capacity.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eA fuel manifold provides a compact way to split or combine fuel circuits while keeping the plumbing organized. 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Verify surrounding hardware, available clearance and any separately required fittings or service parts before beginning installation.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049119953146,"sku":"RAD20-0463","price":142.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/ba45cc78e24f6c036f131d8fee9b441aL.jpg?v=1764569188"},{"product_id":"radium-engineering-fuel-rail-rb25det-neo","title":"Radium Engineering Fuel Rail – Nissan RB25DET NEO","description":"\u003cp\u003eRadium Engineering developed the \u003cstrong\u003eFuel Rail\u003c\/strong\u003e for \u003cstrong\u003eRB25DET Neo\u003c\/strong\u003e around the needs of modified street and competition cars, where component compatibility and clean system layout matter as much as outright capacity.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eFuel rails become a packaging and flow foundation once an engine moves beyond the limitations of the original fuel system. The goal is not simply a larger rail: the rail must provide the injector interface, port layout and plumbing flexibility needed to build a serviceable, stable fuel system around the engine.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eA bolt-on fuel rail for the Nissan RB25 NEO engine. Features 8AN ORB ports. Adapter fittings sold separately. Visit www.radiumauto.com for more details.\u003c\/p\u003e\u003ch3\u003eFitment \u0026amp; Application\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e RB25DET Neo\u003cbr\u003e\u003cstrong\u003eFitment style:\u003c\/strong\u003e Application-Specific\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003eRadium performance rails commonly use anodized aluminum construction and ORB-style end ports to support configurable AN plumbing. Injector dimensions and sealing style remain application-dependent, so injector selection should be confirmed with the injector manufacturer or tuner.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD20-0537\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eEnthusiast Notes\u003c\/h3\u003e\u003cp\u003eFor higher-power or track-focused builds, the real advantage is the freedom to design the rail, regulator, sensor and plumbing layout around the engine instead of being locked into the factory fuel hardware.\u003c\/p\u003e\u003ch3\u003eBefore Ordering\u003c\/h3\u003e\u003cp\u003eConfirm engine\/application, injector dimensions, required adapters, regulator strategy and whether a separate plumbing kit is needed. Fuel injectors and AN adapter fittings are not assumed to be included unless specifically listed for the selected SKU.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049120903418,"sku":"RAD20-0537","price":189.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/bf9bcffcea0f51c83599c8990e202b1aL.jpg?v=1764569195"},{"product_id":"radium-engineering-fuel-rail-plumbing-kit-gm-lsa-ls9","title":"Radium Engineering Fuel Rail Plumbing Kit – GM LSA\/LS9","description":"\u003cp\u003eThe \u003cstrong\u003eRadium Engineering Fuel Rail Plumbing Kit\u003c\/strong\u003e for \u003cstrong\u003eGM LSA\/LS9\u003c\/strong\u003e is engineered as a purpose-built solution for enthusiasts who want the surrounding system to be easier to package, service and trust under hard use.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eA purpose-built plumbing kit removes much of the guesswork from converting a fuel rail installation into a complete working system. Correct hose routing, fittings and interfaces are especially valuable in tightly packaged engine bays where improvised plumbing can create serviceability, heat-management or clearance problems.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eFor use with the Radium Engineering fuel rails for the GM LS9\/LSA engines. Allows hook up of factory fuel lines to the fuel rails.\u003c\/p\u003e\u003ch3\u003eFitment \u0026amp; Application\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e GM LSA\/LS9\u003cbr\u003e\u003cstrong\u003eFitment style:\u003c\/strong\u003e Application-Specific\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003eTreat the plumbing kit as part of the complete fuel-system layout. Confirm whether the build remains returnless or is being converted to a return-style system, and account for the regulator, filter, sensor, damper and pump configuration before installation.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD20-0545\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eEnthusiast Notes\u003c\/h3\u003e\u003cp\u003eThis is the kind of part that makes a finished engine bay look intentional: fewer improvised adapters, cleaner routing and a system that can be inspected quickly between sessions.\u003c\/p\u003e\u003ch3\u003eBefore Ordering\u003c\/h3\u003e\u003cp\u003eConfirm the matching Radium rail\/hanger part number and the intended fuel-system architecture. Pumps, injectors, filters and regulators may be separate depending on the kit.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049121067258,"sku":"RAD20-0545","price":161.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/4a4ccab5ff620e9eb281b3c6a9f35e7aL.jpg?v=1764569196"},{"product_id":"radium-engineering-fpr-adapter-8an-orb-7mm-bore-39mm-offset-m6","title":"Radium Engineering FPR Adapter – 8AN ORB – 7mm Bore – 39mm Offset – M6","description":"\u003cp\u003eThe \u003cstrong\u003eRadium Engineering FPR Adapter\u003c\/strong\u003e for \u003cstrong\u003e8AN ORB - 7mm Bore - 39mm Offset - M6\u003c\/strong\u003e is engineered as a purpose-built solution for enthusiasts who want the surrounding system to be easier to package, service and trust under hard use.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eFuel pressure control is fundamental to injector consistency and repeatable tuning. A regulator must manage return flow while maintaining the pressure strategy required by the injectors and ECU, particularly as pump flow and engine demand increase.\u003c\/p\u003e\u003ch3\u003eFitment \u0026amp; Application\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e 8AN ORB - 7mm Bore - 39mm Offset - M6\u003cbr\u003e\u003cstrong\u003eFitment style:\u003c\/strong\u003e Application-Specific\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003eBase pressure should be set with the system configured as required by the engine management strategy. 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A regulator should be sized as part of the complete fuel system.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049122279674,"sku":"RAD20-0595","price":33.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/b430cd0721770b21d3aadf0b7faff5f2L.jpg?v=1764569205"},{"product_id":"radium-engineering-fpr-adapter-8an-orb-7mm-bore-39mm-spacing-m6","title":"Radium Engineering FPR Adapter – 8AN ORB – 7mm Bore – 39mm Spacing – M6","description":"\u003cp\u003eThe \u003cstrong\u003eRadium Engineering FPR Adapter\u003c\/strong\u003e for \u003cstrong\u003e8AN ORB - 7mm Bore - 39mm Spacing - M6\u003c\/strong\u003e is intended for performance builds that demand a more deliberate approach than simply adapting the factory hardware. 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