Porsche 996 Carrera Competition Headers BMC F1 Replacement Air Filters (2002-2007) Fits All Model 1997 -

Fits All Model 1997 - 2000 C5 ONLY

All returned parts are inspected upon receipt and any item that does not meet our standards will be refused the credit and return shipping will be the customers

and include a Lifetime Workmanship Warranty

and throttle response by decreasing back pressure and increasing exhaust flow

Porsche 996 Carrera Competition Headers BMC F1 Replacement Air Filters (2002-2007) Fits All Model 1997 -DEVELOPMENT AND TESTING: The 996 Carrera incorporates the catalytic converters into the rear exhaust, which leaves focus on optimizing the flow of the factory flow paths. By smoothing the interface between the flange primary tubes, using smooth radius, large diameter bends, and implementing a collector with equal inputs from each primary, we have created a smoother exhaust flow path from the factory headers (which do not have a true 3 1 merge