SLP Performance 31191 LoudMouth Stainless 2.5" Axle-Back Exhaust System
Give your 2008-2009 Pontiac G8 GT 6.0L race-proven performance and a powerful deep muscle-car sound to match, with a Loud Mouth Rear-Section Exhaust System from SLP Performance Parts. This affordable, easy-to-install kit eliminates the two rear factory mufflers entirely, drastically reducing backpressure for enhanced power and a mind-blowing performance sound This Kit DOES create interior cabin resonance. This system will give your G8 GT a 10hp increase over stock. This exhaust kit eliminates the two rear mufflers and replaces them with two 16" long 2.5" O.D. stainless steel tubes. Combined with our all-new custom tailored G8 GT 304SS tip, you'll really feel, hear and best of all SEE the difference!
- Maximum Flow with straight 2.5" Tubing
- Lighter than the OEM assembly
- Installs in under 30 minutes
- Constructed entirely from stainless steel
- Two custom tailored G8 GT 304SS tips
- Emissions legal in all 50 states
- Includes pre-welded hangers detailed instructions, and all necessary installation hardware
- Covered by SLP's Performance Guarantee and limited lifetime warranty
- Install Hours: 1.5
- Tools: Shop Tools
- Install Difficulty: Intermediate
- Item Requires Shipping
- 23.0 lbs.
- W13.0000” x H5.5000” x L29.0000”
- Free Ground Shipping
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