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, SUVs, RVs, and tow vehicles. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
- Mild to stock exterior exhaust tone
- Minimal interior resonance
- Recommended for SUV/trucks/motorhomes/tow vehicles
- Improved horsepower, torque and potential mileage improvement
- Made in the USA
- Premium Flowmaster quality
Application:
- 2003-2003 CHEVROLET SILVERADO 1500 SS V8 6.0
- 2001-2003 CHEVROLET SILVERADO 1500 HD LS V8 6.0
- 2001-2003 CHEVROLET SILVERADO 1500 HD LT V8 6.0
- 2001-2004 CHEVROLET SILVERADO 2500 HD BASE V8 6.0
- 2001-2004 CHEVROLET SILVERADO 2500 HD BASE V8 8.1
- 2001-2004 CHEVROLET SILVERADO 2500 HD LS V8 6.0
- 2001-2004 CHEVROLET SILVERADO 2500 HD LS V8 8.1
- 2001-2004 CHEVROLET SILVERADO 2500 HD LT V8 6.0
- 2001-2004 CHEVROLET SILVERADO 2500 HD LT V8 8.1
- 2004-2004 CHEVROLET SILVERADO 2500 HD WT V8 6.0
- 2004-2004 CHEVROLET SILVERADO 2500 HD WT V8 8.1
