{"product_id":"flowmaster-american-thunder-cat-back-exhaust-system-for-2011-2018-chevrolet-silverado-gmc-sierra-1500-with-6-2l-engine","title":"Flowmaster American Thunder Cat-Back Exhaust System for 2011-2018 Chevrolet Silverado \u0026 GMC Sierra 1500 with 6.2L Engine","description":"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).\nFits 2011-2018 Chevrolet Silverado 1500, GMC Sierra 1500 with 6.2L engine. - Aggressive to moderate sound\nFits 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).\n\u003cul\u003e\n  \u003cli\u003eDyno Tuned For Maximum Performance\u003c\/li\u003e\n  \u003cli\u003eUses the Factory Hanger Locations\u003c\/li\u003e\n  \u003cli\u003eYour Choice of Two Tailpipe Exits\u003c\/li\u003e\n  \u003cli\u003e50 Series HD Performance Muffler\u003c\/li\u003e\n  \u003cli\u003eClears the Factory Spare Tire\u003c\/li\u003e\n  \u003cli\u003eStainless Steel Construction\u003c\/li\u003e\n  \u003cli\u003eLifetime Limited Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 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.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDyno tuned for maximum performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eUses factory hanger locations for easy installation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eChoice of two tailpipe exit locations\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003e50 Series HD performance muffler enhances sound and flow\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned to clear the factory spare tire\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eConstructed from durable stainless steel\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCovered by a lifetime limited warranty\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFitments:\u003cbr\u003e\n2011 Chevrolet Silverado 1500 LT\u003cbr\u003e\n2011 Chevrolet Silverado 1500 LTZ\u003cbr\u003e\n2011 GMC Sierra 1500 Denali\u003cbr\u003e\n2011 GMC Sierra 1500 SLE\u003cbr\u003e\n2011 GMC Sierra 1500 SLT\u003cbr\u003e\n2012 Chevrolet Silverado 1500 LT\u003cbr\u003e\n2012 Chevrolet Silverado 1500 LTZ\u003cbr\u003e\n2012 GMC Sierra 1500 Denali\u003cbr\u003e\n2012 GMC Sierra 1500 SLE\u003cbr\u003e\n2012 GMC Sierra 1500 SLT\u003cbr\u003e\n2013 Chevrolet Silverado 1500 LT\u003cbr\u003e\n2013 Chevrolet Silverado 1500 LTZ\u003cbr\u003e\n2013 GMC Sierra 1500 Denali\u003cbr\u003e\n2013 GMC Sierra 1500 SLE\u003cbr\u003e\n2013 GMC Sierra 1500 SLT\u003cbr\u003e\n2014 Chevrolet Silverado 1500 High Country\u003cbr\u003e\n2014 Chevrolet Silverado 1500 LTZ\u003cbr\u003e\n2014 GMC Sierra 1500 Denali\u003cbr\u003e\n2014 GMC Sierra 1500 SLT\u003cbr\u003e\n2015 Chevrolet Silverado 1500 High Country\u003cbr\u003e\n2015 Chevrolet Silverado 1500 LTZ\u003cbr\u003e\n2015 GMC Sierra 1500 Denali\u003cbr\u003e\n2015 GMC Sierra 1500 SLT\u003cbr\u003e\n2016 Chevrolet Silverado 1500 High Country\u003cbr\u003e\n2016 Chevrolet Silverado 1500 LTZ\u003cbr\u003e\n2016 GMC Sierra 1500 Denali\u003cbr\u003e\n2016 GMC Sierra 1500 SLT\u003cbr\u003e\n2017 Chevrolet Silverado 1500 High Country\u003cbr\u003e\n2017 Chevrolet Silverado 1500 LTZ\u003cbr\u003e\n2017 GMC Sierra 1500 Denali\u003cbr\u003e\n2017 GMC Sierra 1500 SLT\u003cbr\u003e\n2018 Chevrolet Silverado 1500 High Country\u003cbr\u003e\n2018 Chevrolet Silverado 1500 LTZ\u003cbr\u003e\n2018 GMC Sierra 1500 Denali\u003cbr\u003e\n2018 GMC Sierra 1500 SLT\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003eAir Freight Prohibited: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eNot Carb Approved: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCarb Acknowledgement Required: true\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eLtl Freight Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eProp 65: Y\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Type: automotive\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eEpa: N\/A\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRegular Stock: t\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"Flowmaster","offers":[{"title":"Default Title","offer_id":50977980612860,"sku":"817602","price":1171.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/93fe829eb41204f843f6d68aee764bfdL.jpg?v=1786659307","url":"https:\/\/diycustoms.store\/products\/flowmaster-american-thunder-cat-back-exhaust-system-for-2011-2018-chevrolet-silverado-gmc-sierra-1500-with-6-2l-engine","provider":"diycustoms.store","version":"1.0","type":"link"}