aFe POWER Direct Fit 409 Stainless Steel Rear Catalytic Converter (47-48002) 1839 Increases throttle response and decreases

Increases throttle response and decreases turbo lag

The HPS Performance black 3" intake charge pipe for the BMW N55B30 engine (part number 17-107WB) was designed with one goal in mind

Aggressive Drop

Available with three tip options to suit your tastes

Laser cut universal mounting bracket

aFe POWER Direct Fit 409 Stainless Steel Rear Catalytic Converter (47-48002) 1839 Increases throttle response and decreasesCatalytic Converter (47 48002) by aFe. Converter Configuration: Direct Fit. Position: Rear Passenger Side. Replace the faulty or old rear catalytic converter with the all new aFe power direct fit front cat replacement. This cat replacement is constructed of 100% MIG welded stainless steel for strength and durability. This unit comes with 49 State federal approved cats and 3 8" thick flanges for a secure hassle free installation. This conveter is