Flowmaster
Flowmaster 01-04 GM 6.0L/8.1L Heavy Duty Truck 50 Series BB Muffler
Why this price?
$299.95 is MSRP, the lowest price Flowmaster lets us list it at. Additionally, Pro members get $32.99 back on this part.
$299.95 − $32.99 = $266.96
Not sure it fits? Read our tips.
Fitment tips
Fitment can come down to more than year, make and model. Sometimes the sub-model decides, so start with the fitment table below.
- Drive type. If your car is all-wheel drive, make sure the part is for all-wheel drive, not rear-wheel drive.
- Engine size. For engine parts, make sure the engine size on the product matches your engine.
- Transmission. Manual and automatic cars often take different parts.
- Body style. Sedan or hatch, two-door or four-door, cab and bed length on trucks.
Manufacturer data can sometimes have imperfections. Still not sure? We are happy to help.
Send us a message and we will confirm the fit.
Couldn't load pickup availability
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
- Recommended for SUV/trucks/motorhomes/tow vehicles
- Improved Horsepower, Torque and Engine Efficiency
- Mild to stock exterior exhaust tone
- Minimal interior resonance
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 |
Related videos
