Fabspeed Porsche 996 GT3 Muffler Bypass Pipes (1999-2005) SP04 suede leather construction for excellent

suede leather construction for excellent fit and comfort

996/986/997/987/Cayman

Completely made in house

It is FIA 8859-1999 approved and can be used with an FHR device for greater protection

hat is reused from original assembly

Fabspeed Porsche 996 GT3 Muffler Bypass Pipes (1999-2005) SP04 suede leather construction for excellentLighten 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 and 7 ft lbs of tq. These gains are carried throughout the RPM band. FEATURES: Fits all Porsche 996 GT3 vehicles (1999 2005)