Description
HKS Full Dual Muffler Catback Exhaust
Product Overview: HKS Full Dual Muffler Catback Exhaust is an exhaust-system component engineered to improve exhaust flow and deliver HKS-specific sound and packaging. This listing is structured around the exact HKS product/SKU so shoppers can match the component to the intended vehicle or build without relying on a generic product-family description.
Vehicle Application: 2023-2026 Nissan 400Z (RZ34)
Driver Benefit: A freer-flowing exhaust can reduce restriction downstream of the engine while giving the driver a more purposeful exhaust note and a performance-oriented appearance.
Recommended Use: Best suited to street and track-oriented builds seeking an exhaust upgrade without changing unrelated engine systems.
Technical & Fitment Notes
- Confirm piping/tip configuration, emissions-equipment compatibility, and any trim or drivetrain-specific fitment notes for the exact HKS part number.
- Exhaust sound and cabin presence vary with the rest of the exhaust system, engine configuration, and vehicle modifications.
- Original catalog note: A new FULL DUAL MUFFLER for the RZ34 has become part of the HKS exhaust series. It is designed with a straight piping layout and 2-Way sound system to adjust to your taste! Features: D60.5 mm x 2 Full Dual Layout - While the stock layout has a pipe diameter of D45 mm x 2, this product has a full dual layout with a pipe diameter of D60.5 mm x 2. This allows a pipe cross-sectional area equivalent to D85 mm to be secured while lowering to the minimum ground clearance, which is often seen with high output exhausts. Exhaust pressure is reduced by around 40% compared to the stock model. 2 Way Sound System (Gentle Sound Mode & Aggressive Sound Mode) - By adopting the included tail pipe to the sub-silencer section of the main muffler, there is a sporty sound with an emphasis on drone in aggressive sound mode (without lids). By gentle sound mode (with lids), the sub-silencer functions as a si
Fitment and specifications can vary by HKS part number, model year, trim, transmission, drivetrain, and market. Confirm the SKU and application before ordering, particularly on modified vehicles.