Flowmaster 01-04 GM 6.0L/8.1L Heavy Duty Truck 50 Series BB Muffler
The 50 Series Big Block muffler is made for more than just big cubic inch engine applications. Its large case size with internal tuning chamber provides mileage and power gains along with maximum sound control for a quiet interior tone, even under heavy loads. Well suited to heavy duty vehicles such as full size trucks, SUV's, RVs, and tow vehicles. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
Installation InstructionsWarranty
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2006 | Cadillac | Escalade | Base |
| 2003 | Chevrolet | Silverado 1500 | SS |
| 2001-2003 | Chevrolet | Silverado 1500 HD | LS |
| 2001-2003 | Chevrolet | Silverado 1500 HD | LT |
| 2001-2004 | Chevrolet | Silverado 2500 HD | Base |
| 2001-2004 | Chevrolet | Silverado 2500 HD | LS |
| 2001-2004 | Chevrolet | Silverado 2500 HD | LT |
| 2004 | Chevrolet | Silverado 2500 HD | WT |
| 2007-2008 | Chevrolet | Suburban 1500 | LT |
| 2007-2008 | Chevrolet | Suburban 1500 | LTZ |
| 2001-2003 | GMC | Sierra 1500 HD | SLE |
| 2001-2003 | GMC | Sierra 1500 HD | SLT |
| 2002-2004 | GMC | Sierra 2500 | Base |
| 2001-2002 | GMC | Sierra 2500 | SL |
| 2001-2004 | GMC | Sierra 2500 | SLE |
| 2001-2004 | GMC | Sierra 2500 | SLT |
| 2003-2004 | GMC | Sierra 2500 | WT |
| 2002-2004 | GMC | Sierra 2500 HD | Base |
| 2001-2002 | GMC | Sierra 2500 HD | SL |
| 2001-2004 | GMC | Sierra 2500 HD | SLE |
| 2001-2004 | GMC | Sierra 2500 HD | SLT |
| 2003-2004 | GMC | Sierra 2500 HD | WT |
| 2007-2008 | GMC | Yukon XL 1500 | SLE |
| 2007-2008 | GMC | Yukon XL 1500 | SLT |
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