Porsche Cayenne 957 Factory/OEM Catalytic Converter Re-Coring Drivetrain Since the 911 Turbo engine

Since the 911 Turbo engine bay is densely packed

alleviating the need to visit a dealership

Fits all Porsche 996 GT3 vehicles (1999-2005)

Incredible throttle response and much quicker turbo boost 40+HP

Porsche Cayenne 957 Factory/OEM Catalytic Converter Re-Coring Drivetrain Since the 911 Turbo engineReplace the worn out or broken core of your factory Porsche catalytic converter(s) with a new high performance HJS tri metallic catalytic converter core. FEATURES: Fabspeed Motorsport can replace the inner core of your Porsche catalysts with new high performance cores from HJS Germany. These premium catalytic converters are a fantastic way to refresh your factory exhaust system without sacrificing the factory appearance. Please call us at (215) 646