1 Level
775 Review
66 Karma
Review on π₯ Flowmaster 9525454 2.5 (D) In/2.5 (D) Super 40 Series Muffler: Ultimate Exhaust Performance Enhancer by Fernando Ramani
04 GMC SIERRA 2500HD 6.0L
Used this on my 04 GMC Sierra 2500HD 6.0L with 2.5" OD to 3" ID expansion pipes installed like a dream, a bit of welding and it sounds great and flows even better highly recommended
Pros
- Outstanding Design
Cons
- New Competitors Have Arrived
