Why We Choose HJS Catalytic Converters:  HJS German imported catalytic converters are made from some of the highest...
Equal-length headers provide improved torque and equalized engine pulsing thanks to industry-exclusive mandrel-bent primary tubes.         ...
Significantly improves cold air induction into the engine and vastly improves power and sports car sound throughout the...
Significantly improves cold air induction into the engine and vastly improves power and sports car sound throughout the...
Dramatically improve mid/high end power by replacing the catalytic converters with a free-flowing x-pipe while adding aggressive sports...
Fits all Porsche 996 Carrera vehicles 1998-2004 Increase horsepower and torque by 12 whp and 10 ft-lbs Saves...
Simple ECU flashing with gauge package! The new in-cabin mountable Accessport V3 has a large, full color, higher...
Showing: 1-7 of 7
Spinner