{"product_id":"csf-97-02-audi-s4-b5-radiator","title":"CSF Radiator - 1997-2002 Audi S4 B5","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e\u003cp\u003eThe CSF 7071 is the Audi B5 S4 High-Performance All-Aluminum Radiator.\u003c\/p\u003e\u003cp\u003eThe radiator transfers heat from circulating engine coolant to the air passing through its core. Tube and fin condition, fan operation, and the airflow path all affect the cooling system’s ability to reject heat.\u003c\/p\u003e\u003ch3\u003eTechnical features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e2-Row 42mm Core (Dual Core) with B-Tube cooling tubes\u003c\/li\u003e\n\u003cli\u003eFin design: 6.5mm Fin Height and Multi-Louvered Design\u003c\/li\u003e\n\u003cli\u003eCNC Machined \"Quick-Connect\" Inlet\/Outlet Connections\u003c\/li\u003e\n\u003cli\u003eCNC Machined Brackets and Fittings\u003c\/li\u003e\n\u003cli\u003eAll-Aluminum Race Style Drain Plug\u003c\/li\u003e\n\u003cli\u003eSmooth Satin Finish\u003c\/li\u003e\n\u003cli\u003e\"Drop-in Fit\" Requiring No Modifications to Install - Accepts All Attaching OEM Components Including \"Quick Connect\" Hoses, AC Condenser, Mounting Brackets and Fan Shroud\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eInstallation and compatibility\u003c\/h3\u003e\u003cp\u003eMatch the engine, transmission, and chassis application shown below. Check hose routing, fan and shroud clearance, and the condition of the rest of the cooling system during installation. Fill and bleed using the procedure specified for the vehicle.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePlease note this radiator only replaces the OE 8D0-121-251-AP for Manual Transmission B5 S4 models. Some Manual Transmission models use the OE 8D0-121-251-BD which has a built in Transmission Oil Cooler. If your B5 S4 MT has a transmission oil cooler this radiator will not work as a drop-in fit replacement. You would need to run an external transmission oil cooler or delete your manual transmission oil cooler for it to work correctly.\u003c\/li\u003e\n\u003cli\u003eAudi 8D0-121-251-AP (CSF #7071 Replaces this radiator)\u003c\/li\u003e\n\u003cli\u003eAudi 8D0-121-251-BD\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eVehicle fitment\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eYear Range\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eChassis Code\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eTrim\u003c\/th\u003e\n\u003cth\u003eEngine \/ Trans \/ Etc\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2000-2002\u003c\/td\u003e\n\u003ctd\u003eAudi\u003c\/td\u003e\n\u003ctd\u003eB5\u003c\/td\u003e\n\u003ctd\u003eS4\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eTurbocharged 2.7L V6 (Manual)\u003c\/td\u003e\n\u003ctd\u003eSee Fitment Notes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003ePart number: CSF 7071.\u003c\/p\u003e","brand":"CSF","offers":[{"title":"Default Title","offer_id":67992179802362,"sku":"CSF7071","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/3956fb214a638ac279e1054d166337b5L.jpg?v=1793140907","url":"https:\/\/lgcracing.com\/products\/csf-97-02-audi-s4-b5-radiator","provider":"Legacy Racing","version":"1.0","type":"link"}