{"product_id":"gm-duramax-6-6l-downpipe-back-race-exhaust-2011-2015","title":"6.6L Duramax LML Downpipe Back Race Exhaust | 2011-2015 GMC Chevrolet","description":"\u003cdiv class=\"content-wrapper\"\u003e\n\n  \u003cdiv class=\"content-section\"\u003e\n    \u003ch2\u003e6.6L Duramax LML CAT DPF Delete Exhaust System\u003c\/h2\u003e\n    \u003cp\u003eThis exhaust system is designed to remove the catalytic converter and DPF filter, reducing exhaust restriction and improving exhaust flow. With fewer restrictions, exhaust gases exit more easily, which can help lower exhaust temperatures and support better engine response.\u003c\/p\u003e\n    \u003cp\u003eThe system is available in 4-inch or 5-inch stainless steel piping, providing increased flow compared to factory exhaust components. The straight-through design is intended for off-road and racing use, where maximum exhaust flow is needed.\u003c\/p\u003e\n    \u003cp\u003eBuilt for durability and proper fitment, this exhaust system supports consistent performance under heavy use. Always check and follow local laws before installing off-road exhaust components.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"content-section\"\u003e\n    \u003ch2\u003eVehicle Compatibility\u003c\/h2\u003e\n    \u003cp\u003e\u003cstrong\u003eYears:\u003c\/strong\u003e 2011, 2012, 2013, 2014, 2015 \u003cbr\u003e \u003cstrong\u003eMake:\u003c\/strong\u003e Chevrolet, GMC \u003cbr\u003e \u003cstrong\u003eModel:\u003c\/strong\u003e Silverado 2500, Silverado 3500HD, Sierra 2500, Sierra 3500HD \u003cbr\u003e \u003cstrong\u003eEngine:\u003c\/strong\u003e 6.6L Duramax Turbo Diesel (LML) \u003cbr\u003e\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"callout-section\"\u003e\n    \u003cstrong\u003ePlease Note:\u003c\/strong\u003e This exhaust system is not compatible with Cab \u0026amp; Chassis trucks or newer 2015 models featuring a 3-bolt flange. Always double-check the fitment details before making a purchase.\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"content-section\"\u003e\n    \u003ch2\u003eKey Advantages\u003c\/h2\u003e\n    \u003cp\u003eDiscover the benefits of our race exhaust system, specially designed for Duramax enthusiasts seeking performance enhancements:\u003c\/p\u003e\n    \u003cul\u003e\n      \u003cli\u003eRobust stainless steel piping ensures durability in challenging environments\u003c\/li\u003e\n      \u003cli\u003eAvailable in 4\" or 5\" sizes to cater to diverse performance needs\u003c\/li\u003e\n      \u003cli\u003eEasy installation with OE-style hangers for a secure fit\u003c\/li\u003e\n      \u003cli\u003eOptimized straight-through design enhances exhaust flow efficiency\u003c\/li\u003e\n      \u003cli\u003eNo bungs, making it an ideal choice for off-road escapades and competitive driving\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"content-section\"\u003e\n    \u003ch2\u003eInstallation Guidelines\u003c\/h2\u003e\n    \u003cul\u003e\n      \u003cli\u003eRequires race tuning for proper operation and best performance\u003c\/li\u003e\n      \u003cli\u003eIncludes all required hardware and clamps for installation\u003c\/li\u003e\n      \u003cli\u003eCan be installed at home with proper tools, but professional installation is recommended\u003c\/li\u003e\n      \u003cli\u003eMinor adjustments may be needed depending on the truck's setup and configuration\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Black Bandit","offers":[{"title":"4-inch System","offer_id":41691018133600,"sku":"ESSS-GM-11-4-DPF","price":550.0,"currency_code":"USD","in_stock":true},{"title":"5-inch System","offer_id":41691018166368,"sku":"ESSS-GM-11-5-DPF","price":605.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/7973\/7696\/files\/black-bandit-delete-pipe-gm-duramax-6-6l-downpipe-back-race-exhaust-2011-2015-44135074758907.webp?v=1741880790","url":"https:\/\/checkout.dpfdelete.com\/products\/gm-duramax-6-6l-downpipe-back-race-exhaust-2011-2015","provider":"DPF Delete","version":"1.0","type":"link"}