This American Thunder exhaust system has been engineered and dyno tested to improve acceleration, horsepower and torque, and increase fuel economy. Flowmaster uses mandrel-bent tubing that allows for superior gas flow. Aluminized steel provides corrosion resistant quality so your
system will last. The American Thunder system comes with a two chamber
muffler that will give you an aggressive sound. Everything you need for
installation is included.
Features:
Side or Rear Exit (DOS/R)
All Mandrel Bent Tubing
Sports Performance Tone
3.00-inch Flowmaster Polished Tips
Bolt-on System
Complete Installation Hardware
Part Number 17440 Fits:
2007-2008 Chevrolet, GMC 1500 DOS/R (all wheelbases except 133" and 157.5")