Fabspeed Porsche 996 GT3 Sport Cat X-Pipe (1999-2005) - FS.POR.996GT3.SCX CSF Supra A90/A91 High-Performance Heat Exchanger Comes with VR Super Street

Comes with VR Super Street filter

+ Fits all 981 Porsche GT4 / Boxster Spyder vehicles (2015-2016) with factory or SOUL headers (differences in tolerances from other manufacturers can create issues with over axle pipe clearance)

and are not made for any specific engine cover

and top end HP that you'll feel on the track

resulting in more horsepower and improved throttle response

Fabspeed Porsche 996 GT3 Sport Cat X-Pipe (1999-2005) - FS.POR.996GT3.SCX CSF Supra A90/A91 High-Performance Heat Exchanger Comes with VR Super StreetIncrease horsepower, torque, and sports car sound by replacing the factory catalytic converters with high flowing 200 cell HJS cats. SOUND: Replacing the factory catalytic converters with high flowing cats and our cast X Pipe will provide a mild increase in volume while also revealing a more defined exhaust note. POWER: We saw curve gains as much as 15 whp with this system thanks to much better flowing 200 cell cats and the knife edged cast X Pipe.