Flowmaster 17440 Cat-Back Exhaust Silverado Sierra
Item Code: GN5016
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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.
Side or Rear Exit (DOS/R)
All Mandrel Bent Tubing
Sports Performance Tone
3.00-inch Flowmaster Polished Tips
Complete Installation Hardware
2007-2008 Chevrolet, GMC 1500 DOS/R (all wheelbases except 133" and 157.5")
Part Number 17440 Fits:
- "2007 2008 Silverado Sierra
- 1/2 Ton 5.3L with Flex Fuel All WB Except Ext. Cab Long Bed
- 2009 2010 2011 2012 2013 Silverado Sierra 1/2 Ton 5.3L With Flex Fuel Extra Cab W 6.5' Bed And Crew Cab W 5.5' Bed Only 2 and 4 Wheel Drive 2.50 inch Outlets"
•••••View Installation Instructions