SKU: POR.957T.PCB
Fabspeed Porsche 957 Turbo / Turbo S Primary Cat Bypass Pipes (2008-2010)
These Fabspeed primary cat bypass pipes replace the heavy restrictive factory catalytic converters on 2008-2010 Porsche Cayenne 957 Turbo and Turbo S models with lightweight straight-through pipes. This direct replacement design delivers noticeable gains in wheel horsepower torque and throttle response while enhancing exhaust sound. Built for track performance they ensure maximum exhaust flow.
Key Features
- Precise Fitment: Designed for all 2008-2010 Porsche Cayenne 957 Turbo and Turbo S vehicles as a bolt-on replacement.
- Power Gains: Increases wheel horsepower and torque for sharper throttle response and quicker acceleration.
- Premium Construction: Made from high-quality 14-16 gauge CNC mandrel-bent T304L stainless steel for optimal flow and long-lasting durability.
- Exhaust Flow: Removes restrictive primary catalytic converters to allow unrestricted exhaust flow.
- Optional Accessories: Universal O2 spacers available separately to help avoid check engine lights.
Product Notes
- Strictly for closed track events and off-road use due to removal of OEM catalytic converters.
- May trigger check engine lights on OBD2 vehicles without O2 spacers.
- Check local state and federal laws before purchase and installation.
Installation Notes
- Professional installation recommended.
- Direct bolt-on replacement using factory mounting points no cutting or welding required.
- Compatible with stock hardware and exhaust components.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2008-2010 | Porsche | Cayenne | Turbo |
| 2010 | Porsche | Cayenne | Turbo S |
Why Choose Fabspeed?
- Trusted by Porsche enthusiasts for high-performance exhaust systems.
- Engineered for exact fit and real-world power improvements.
- Backed by Fabspeed Lifetime Limited Warranty on all products.
Frequently Asked Questions
- Q: Does this fit my 2009 Porsche Cayenne Turbo?
A: Yes it fits all 2008-2010 Cayenne Turbo models including 957 chassis with 4.8L V8 engine and 2010 Turbo S. - Q: What material are these pipes made from?
A: Constructed from durable 14-16 gauge T304L stainless steel mandrel-bent for smooth flow and corrosion resistance. - Q: What warranty is included?
A: All Fabspeed products carry a Lifetime Limited Warranty against manufacturing defects.
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Securely boxed 48 x 12 x 12 inches
- Weight: 14 lbs





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