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Product details
These Fabspeed bypass pipes replace the Porsche 996 GT3 rear mufflers with a straight-through arrangement and polished outlets. They make a major sound and weight change without being a substitute for the separate catalyst crossover. Fort Washington, Pennsylvania, is home to Fabspeed Motorsport. The company engineers sports-car exhaust systems, air intakes and ECU tuning, including Porsche applications, with product development involving dyno, road and racetrack evaluation.
Technical Details
- Manufacturer part number: FS.POR.996GT3.MB.
- Mandrel-bent T304L stainless-steel pipes.
- Polished stainless-steel tips included.
- Fabspeed lists a 50 lb weight reduction versus the original mufflers.
- Development testing measured 11 whp and 7 lb-ft.
- Bolt-on fitting without cutting or welding in the intended exhaust layout.
- Covered by the Fabspeed Lifetime Warranty, subject to its terms and exclusions.
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Fitment & Compatibility
| Years | Make | Model / chassis | Version / application | Fitment notes |
|---|---|---|---|---|
| 1999–2005 | Porsche | 996 GT3 | Rear muffler-bypass application | Match exhaust connections and bumper outlets. Check venue sound limits. |
Listed for 1999–2005 Porsche 996 GT3. Match the current exhaust connections and bumper outlets, then check the noise limits where the car will be used. Expect substantially more volume than a conventional muffled rear system.
PMB Performance brings over 20 years of Porsche parts experience to your order. Send us your VIN and details of the installed system if you need help matching this component.
