Flowmaster 17440 Cat-Back Exhaust Silverado Sierra

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")