Descriptions:
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 and 7 ft/lbs of tq. These gains are carried throughout the RPM band.
Additional Information:
| HP (whp) | TQ (ft/lbs) | WT (lbs) |
|---|---|---|
| + 11 | + 7 | – 50 |
FEATURES:
- Fits all Porsche 996 GT3 vehicles (1999-2005)
- Increases horsepower and torque by 11 whp and 7 ft-lbs for improved throttle response
- Saves 50 lbs from the rear of the vehicle
- Comes with stainless steel polished tips
- Used by many Rolex Grand Am race teams as well as PCA/POC and HPDE drivers
- Constructed from mandrel bent T304L stainless steel
- Simple DIY bolt-on installation, no cutting or welding required
- All Fabspeed performance products are backed by the Fabspeed Lifetime Warranty
Vehicle Fitment:
| MAKE | MODEL | CHASSIS | YEAR |
| PORSCHE | 997 GT3 | 911 | 1999-2005 |





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