The MagnaFlow California Grade direct-fit catalytic converter 441092 is a CARB-compliant replacement specified for 2001–2002 Audi S4 and Allroad Quattro passenger-side applications. Stainless steel construction and mandrel-bent tubing preserve OEM flow and resist corrosion, while a spun-body design and precision welds minimize leaks. Includes installation hardware to support a direct-fit replacement without cutting or welding.
MagnaFlow Direct Fit Catalytic Converter 00-02 Audi S4 2.7L Passenger Side