aFe POWER Direct Fit 409 Stainless Steel Catalytic Converter (47-46305) 1584 this axle-back system integrates with

this axle-back system integrates with BMW's valve actuators to provide a deeper

they can take the knocks and still look new

System contains a Merge X-Pipe

5) inlet and outlet

In the dangerous world of motor sports

aFe POWER Direct Fit 409 Stainless Steel Catalytic Converter (47-46305) 1584 this axle-back system integrates withCatalytic Converter (47 46305) by aFe. Converter Configuration: Direct Fit. 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 constructed of durable mandrel bent