Fabspeed Porsche 996 GT3 Muffler Bypass Pipes (1999-2005) Muffler Bypass Pipes 993 Turbo ECU Tuning Upgrade

993 Turbo ECU Tuning Upgrade

Cat-back system by design is a 100% bolt-on solution complies with all U

Secondary Resonator Bypass X-Pipe

When it comes to a high performance vehicle like the 996 GT3

Fabspeed Porsche 996 GT3 Muffler Bypass Pipes (1999-2005) Muffler Bypass Pipes 993 Turbo ECU Tuning UpgradeHP: +11 TQ: +7 WT (lbs): 50 Lighten the rear of the vehicle while adding aggressive Supercup style sound by replacing the heavy factory mufflers with straight through tubes. SOUND: These muffler bypass's will make your GT3 a lot louder and more aggressive. Expect a deep growling tone with minimal cabin drone. POWER: On the dyno we saw gains of 11 whp (wheel horsepower) and 7 ft lbs of ft lbs of torque. These gains are carried throughout the RPM band.