BOR Cat Back S-TypeExhaust System Kit2009-2011 Porsche 997.2 911 3.6L/3.8L 6 Cyl. Automatic/ Manual Transmission Rear Wheel RWD)/ All Wheel Drive (AWD) 2-Door.Borla Cat-Back And Axle-Back exhaust systems feature patented...
Borla Cat-Back And Axle-Back exhaust systems feature patented straight-through and multi-core technology to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive Borla Sound of Power respected by motoring enthusiasts everywhere.