Home » Flowmaster 11-18 GM 1500 CC-EC 6.2L American Thunder Cat-Back Exhaust System
Flowmaster 11-18 GM 1500 CC-EC 6.2L American Thunder Cat-Back Exhaust System
Flowmaster 11-18 GM 1500 CC-EC 6.2L American Thunder Cat-Back Exhaust System
Flowmaster 11-18 GM 1500 CC-EC 6.2L American Thunder Cat-Back Exhaust System
Flowmaster 11-18 GM 1500 CC-EC 6.2L American Thunder Cat-Back Exhaust System
Flowmaster 11-18 GM 1500 CC-EC 6.2L American Thunder Cat-Back Exhaust System
Flowmaster 11-18 GM 1500 CC-EC 6.2L American Thunder Cat-Back Exhaust System
Flowmaster 11-18 GM 1500 CC-EC 6.2L American Thunder Cat-Back Exhaust System
Flowmaster 11-18 GM 1500 CC-EC 6.2L American Thunder Cat-Back Exhaust System
Flowmaster 11-18 GM 1500 CC-EC 6.2L American Thunder Cat-Back Exhaust System
Flowmaster 11-18 GM 1500 CC-EC 6.2L American Thunder Cat-Back Exhaust System
Flowmaster 11-18 GM 1500 CC-EC 6.2L American Thunder Cat-Back Exhaust System
Flowmaster 11-18 GM 1500 CC-EC 6.2L American Thunder Cat-Back Exhaust System
Flowmaster 11-18 GM 1500 CC-EC 6.2L American Thunder Cat-Back Exhaust System
Flowmaster 11-18 GM 1500 CC-EC 6.2L American Thunder Cat-Back Exhaust System
Flowmaster

Flowmaster 11-18 GM 1500 CC-EC 6.2L American Thunder Cat-Back Exhaust System

SKU: flo817602
Only 1 left
Low inventory - Hurry up!
$1,171.95

Ready to install and hit the road!

All parts come with the essentials you need for a smooth fit and clear instructions. From performance upgrades to custom styling, unbox and get your ride ready with confidence!

Got questions?
Feel free to get in touch

The American Thunder® Cat-back exhaust system for 2011-2018 Chevrolet Silverado and GMC Sierra 1500 trucks with the 6.2L engine, is perfect for the person looking for an aggressive exterior sound level while maintaining a moderate interior tone. This bolt-on stainless steel system features a 3.50-inch mandrel-bent inlet pipe flowing into the 50 Series™ HD performance muffler with large 4.00-inch internals and a built-in tuned resonance chamber to minimize interior drone. The system has dual 2.50-inch mandrel-bent tailpipes which use the factory hanger locations and are finished off with large 3.50-inch polished stainless steel tips. This exhaust system gives you choices for tailpipe exit location either out each side behind the rear tires if you do a lot of towing, or straight-out under the rear bumper for a muscular look. The exhaust system is covered by our Lifetime Limited Warranty and includes all necessary parts and hardware for easy installation you can do at home. Note: Fits 2/4 WD model with Crew Cab/Short Bed (143.5" WB), Crew Cab/Standard Bed (153" WB) and Double Cab/Standard Bed (143.5" WB). Fits 2011-2018 Chevrolet Silverado 1500, GMC Sierra 1500 with 6.2L engine. - Aggressive to moderate sound Fits 2011-2018 Chevrolet Silverado 1500 and GMC Sierra 1500 with 6.2L engine, 2/4 WD model with Crew Cab/Short Bed (143.5" WB), Crew Cab/Standard Bed (153" WB) and Double Cab/Standard Bed (143.5" WB).
  • Dyno Tuned For Maximum Performance
  • Uses the Factory Hanger Locations
  • Your Choice of Two Tailpipe Exits
  • 50 Series HD Performance Muffler
  • Clears the Factory Spare Tire
  • Stainless Steel Construction
  • Lifetime Limited Warranty

Fitment:
2011 Chevrolet Silverado 1500
2011 GMC Sierra 1500
2012 Chevrolet Silverado 1500
2012 GMC Sierra 1500
2013 Chevrolet Silverado 1500
2013 GMC Sierra 1500
2014 Chevrolet Silverado 1500
2014 GMC Sierra 1500
2015 Chevrolet Silverado 1500
2015 GMC Sierra 1500
2016 Chevrolet Silverado 1500
2016 GMC Sierra 1500
2017 Chevrolet Silverado 1500
2017 GMC Sierra 1500
2018 Chevrolet Silverado 1500
2018 GMC Sierra 1500


Air Freight Prohibited: false
Not Carb Approved: false
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1