Fabspeed Porsche 996 GT3 Sport Cat X-Pipe (1999-2005) - FS.POR.996GT3.SCX CSF Supra A90/A91 High-Performance Heat Exchanger resulting in more horsepower and

resulting in more horsepower and improved throttle response

Get a slightly throatier and deeper exhaust note throughout the RPM range with our Maxflo Side Exhaust

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

We chose high-flow catalytic converters of an appropriate size to encourage maximum power gains

and power for your McLaren — all without check engine lights or noxious fumes

Fabspeed Porsche 996 GT3 Sport Cat X-Pipe (1999-2005) - FS.POR.996GT3.SCX CSF Supra A90/A91 High-Performance Heat Exchanger resulting in more horsepower andIncrease 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.