The Magnaflow 18931 4" Cat-Back Aluminized Pro Exhaust will add some style and a moderate sound to your 2001-2007 GM 6.6L Duramax. The Aluminized Pro is a bolt-on exhaust featuring mandrel bent 4" pipe, an aluminized muffler, and is backed by a 1 year warranty. No tip is included to allow for some customization.
Features & Specifications:
- Material: 4" Aluminized Steel
- Mandrel Bent Construction
- System Type: Cat-Back
- Tip Quantity: No Tip Included
- Exit Position: Single Passenger Side Exit
- 1-Year Warranty
Application Note: All Crew & Extended Cab fitment applies to GM 2500HD/3500HD Pickups. This system is not designed for use on Cab & Chassis models.