Flowmaster American Thunder Cat-Back Exhaust System for 2011-2018 Chevrolet Silverado & GMC Sierra 1500 with 6.2L Engine

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

The Flowmaster American Thunder Cat-Back Exhaust System (Part Number: FLO817602) is designed to enhance the sound and performance of your 2011-2018 Chevrolet Silverado and GMC Sierra 1500 trucks equipped with the 6.2L engine. Crafted from durable stainless steel, this bolt-on system features a 3.50-inch mandrel-bent inlet pipe that seamlessly flows into the 50 Series™ HD performance muffler, which contains large 4.00-inch internals and a built-in tuned resonance chamber to minimize interior drone for a comfortable driving experience. The dual 2.50-inch mandrel-bent tailpipes utilize factory hanger locations and are finished with large 3.50-inch polished stainless steel tips, providing a muscular and polished appearance. Users can choose between rear tailpipe exit options—either out each side behind the rear tires for towing purposes or straight out under the rear bumper for a bold look. This system is engineered to clear the factory spare tire and fits various cab and bed configurations, including Crew Cab/Short Bed, Crew Cab/Standard Bed, and Double Cab/Standard Bed, ensuring a perfect fit for your specific truck. It is backed by a Lifetime Limited Warranty and includes all necessary hardware and parts for a straightforward installation that can be completed at home. The American Thunder exhaust system is dyno-tuned for maximum performance, providing an aggressive yet refined sound profile that enhances the overall driving experience without excessive interior noise. Designed to meet emissions standards, this system does not require additional modifications and is suitable for everyday use. Whether you're looking for improved exhaust flow, a more aggressive sound, or a custom look, the Flowmaster American Thunder Cat-Back Exhaust System offers a reliable and stylish upgrade for your Silverado or Sierra 1500.

Features:

• Dyno tuned for maximum performance

• Uses factory hanger locations for easy installation

• Choice of two tailpipe exit locations

• 50 Series HD performance muffler enhances sound and flow

• Designed to clear the factory spare tire

• Constructed from durable stainless steel

• Covered by a lifetime limited warranty

Fitments:
2011 Chevrolet Silverado 1500 LT
2011 Chevrolet Silverado 1500 LTZ
2011 GMC Sierra 1500 Denali
2011 GMC Sierra 1500 SLE
2011 GMC Sierra 1500 SLT
2012 Chevrolet Silverado 1500 LT
2012 Chevrolet Silverado 1500 LTZ
2012 GMC Sierra 1500 Denali
2012 GMC Sierra 1500 SLE
2012 GMC Sierra 1500 SLT
2013 Chevrolet Silverado 1500 LT
2013 Chevrolet Silverado 1500 LTZ
2013 GMC Sierra 1500 Denali
2013 GMC Sierra 1500 SLE
2013 GMC Sierra 1500 SLT
2014 Chevrolet Silverado 1500 High Country
2014 Chevrolet Silverado 1500 LTZ
2014 GMC Sierra 1500 Denali
2014 GMC Sierra 1500 SLT
2015 Chevrolet Silverado 1500 High Country
2015 Chevrolet Silverado 1500 LTZ
2015 GMC Sierra 1500 Denali
2015 GMC Sierra 1500 SLT
2016 Chevrolet Silverado 1500 High Country
2016 Chevrolet Silverado 1500 LTZ
2016 GMC Sierra 1500 Denali
2016 GMC Sierra 1500 SLT
2017 Chevrolet Silverado 1500 High Country
2017 Chevrolet Silverado 1500 LTZ
2017 GMC Sierra 1500 Denali
2017 GMC Sierra 1500 SLT
2018 Chevrolet Silverado 1500 High Country
2018 Chevrolet Silverado 1500 LTZ
2018 GMC Sierra 1500 Denali
2018 GMC Sierra 1500 SLT

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