Blessed Performance has the Flowmaster American Thunder Cat-back Exhaust System 1999-2007* (*2007 Classic Only) Chevrolet Silverado, GMC Sierra 1500 trucks with 4.8L or 5.3L.
Highlights:
- Includes Hangers and Hardware for an Easy Installation
- Mandrel-bent 16-gauge Aluminized Steel Tubing
- Moderate to Aggressive Exterior Exhaust Tone
- Dual 3.00-inch Polished Stainless Steel Tips
- Dyno Tuned for Maximum Performance
- Super 40 Series Performance Muffler
- Uses the Factory Hanger Locations
- Quick and Easy Installation