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SKU: POR.991GT3.CMBC
Fabspeed Porsche 991 GT3 / GT3 RS Center Muffler Bypass Pipe (2014-2016)
This direct-fit center muffler bypass pipe replaces the OEM muffler on 2014-2016 Porsche 991 GT3 and GT3 RS models. It delivers improved exhaust flow, 10 pounds of weight savings from the rear, and an aggressive blended sound from the innovative talk-pipe design that merges right and left cylinder exhaust. The simplified two-bolt mounting ensures straightforward installation while retaining full OEM valve control and Sport Mode functionality.
Key Features
- Precise Fitment: Designed for all 2014+ Porsche 991 GT3 and GT3 RS vehicles, works seamlessly with factory headers, catalytic converters, and side mufflers
- Weight Reduction: Saves 10 lbs compared to stock muffler for better rear-end balance and performance
- Sound Enhancement: Talk-pipe technology creates smooth, blended exhaust tone with aggressive character, retains OEM valve system for adjustable sound levels
- Material Quality: Built from 14-16 gauge T304 stainless steel for durability and corrosion resistance
- Upgrade Compatibility: Integrates with full Fabspeed GT3 performance parts lineup and includes 4-inch deluxe dual-style tips in polished, satin black, or diamond black finish options
Product Notes
- Retains factory Sport Mode control button functionality when paired with OEM side mufflers
- Backed by Fabspeed Lifetime Warranty on all performance products
- Ships securely packaged to prevent damage during transit
Installation Notes
- Professional installation recommended.
- Two-bolt mounting system simplifies swap over OEM muffler
- Compatible with factory hardware, no additional modifications required
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2014-2016 | Porsche | 911 | GT3 (991) |
| 2016 | Porsche | 911 | GT3 RS (991) |
Why Choose Fabspeed?
- Engineered in the USA with decades of Porsche exhaust expertise
- T304 stainless steel construction ensures long-term performance and fit
- Lifetime warranty covers defects in materials and workmanship
Frequently Asked Questions
-
Q: Will this fit my 2015 Porsche 991 GT3 with factory exhaust?
A: Yes, it bolts directly to 2014-2016 GT3 models using OEM headers, cats, and side mufflers while keeping valve control intact -
Q: What finishes are available for the tips?
A: 4-inch deluxe dual tips offered in polished stainless, satin black ceramic, or diamond black finishes -
Q: Does the warranty cover installation issues?
A: Fabspeed Lifetime Warranty applies to manufacturing defects. professional installation advised to maintain coverage
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Custom boxed with protective padding, dimensions 48 x 12 x 12 inches
- Weight: 15 lbs shipping weight (product 9.5 lbs)
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