American Thunder Cat Back Exhaust System; Dual; Dual Rear Same Side Exit; Incl. 2.5in. Tailpipes/Super 40 Series™ Mufflers/3.5in. Embossed Stainless Tips; 409 Stainless Steel;
Flowmaster's American Thunder cat-back exhaust system for the 2007-2013 GM 1500 trucks is perfect for the person looking for moderate to aggressive sound levels both inside and outside of the truck, with all of the performance benefits that you would expect from Flowmaster. This bolt-on DOR/DOS (Dual Out Rear or Dual Out Side) emissions-legal system is for Extra Cab/Standard Bed and Crew Cab/Short Bed models only, with the 5.3L gas engine (and 07-08 4.8L) and features a stainless steel Super 40 Series muffler and dual mandrel bent 2.50 in. stainless steel tailpipes. The system is finished off with polished 3.50 in. double wall stainless steel tips. The exhaust system is covered by Flowmaster's Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation.
  • Mandrel Bent Tubing
  • Aggressive Exterior Exhaust Tone
  • Incl. Hangers and Hardware For Easy Installation
  • Dyno Tuned for Maximum Performance
  • Premium Flowmaster Quality
  • Patented Delta Flow Technology
  • Lifetime Limited Warranty
  • Made in the USA
  • Patented Delta Flow Technology

Application Summary:

Year Make/Model
2007-2013 Chevrolet Silverado 1500
2007-2013 GMC Sierra 1500

Additional Information:

Fast Efficient Shipping

Through our distribution network Deliveries can be as fast as Next Day Delivery.
Delivery times vary by destination, tracking information is provided with every purchase.

Get it Installed

JB's Power Centre offers on-site professional installation services in Calgary and Edmonton, AB.
We have on staff licensed Mechanical Technicians as well as MECP Certified 12-Volt Technicians.

* Extend your products Manufacturer Warranty

All products include a manufacturer warranty, but you can extend this warranty with
JB's Purchase Protection Plan
*Available on select products.