{"product_id":"egr-dpf-delete-kit-for-2011-2016-6-6l-duramax-lml","title":"EGR\/DPF Delete Kit for 2011-2016 6.6L Duramax LML","description":"\u003cp\u003e---tab Description---\u003c\/p\u003e\n\u003ch2\u003eSPEtuner DPF Delete Exhaust System \u0026amp; Complete EGR Delete Kit For 2011-2016 Chevy GMC LML 6.6L Duramax\u003c\/h2\u003e\n\u003cp\u003eMaximize the performance, fuel efficiency, and long-term reliability of your 2011–2016 Chevy\/GMC 2500HD\/3500HD 6.6L LML Duramax with the SPEtuner EGR\/DPF Delete Kit. This comprehensive bundle pairs a high-flow DPF delete exhaust system with a complete, heavy-duty EGR delete kit. By eliminating restrictive factory particulate filters and soot-clogged EGR components, this system drastically reduces exhaust backpressure, lowers EGTs, improves turbo spool-up, and prevents endless clogged regeneration cycles. The ultimate plug-and-play solution built for severe off-road and race performance.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Emissions Assembly Eradication:\u003c\/strong\u003e Permanently bypass fragile DEF heaters, NOx sensors, active DPF \"Regen\" cycles, and EGR soot-dumping mechanisms that constantly risk leaving your truck stranded in reduced-power states.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMassive High-Flow Exhaust Velocity:\u003c\/strong\u003e Replaces restrictive downstream emissions equipment with a smooth, continuous high-flow path, dropping exhaust backpressure to near-zero and protecting your VGT turbocharger.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrastically Drops EGTs (Exhaust Gas Temps):\u003c\/strong\u003e Eliminating the thermal cork of the DPF and catalytic components allows hot exhaust to evacuate instantly, preventing heat soak and safeguarding your pistons, head gaskets, and engine oil during heavy towing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstantaneous Turbo Spool-Up:\u003c\/strong\u003e Removing the EGR and exhaust bottlenecks lets your turbocharger spin up effortlessly, completely curing low-end lag and providing immediate, razor-sharp throttle response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximized Fuel Economy (MPG):\u003c\/strong\u003e End the fuel-thirsty, active DPF regeneration cycles that waste raw diesel to \"burn off\" soot, yielding a dramatic, real-world improvement in your overall fuel mileage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePure Engine Longevity:\u003c\/strong\u003e Keeping abrasive soot and hot exhaust gases out of your intake manifold via the EGR delete ensures your intake valves, pistons, and fuel injectors stay surgically clean for hundreds of thousands of miles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e \u003cspan\u003eT-409 Stainless Steel(it is magnetic)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eThickness:\u003c\/strong\u003e 2mm thick for long-lasting durability and heat resistance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eInlet Diameter:\u003c\/strong\u003e 4\"\/5\"\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eMandrel-bent Construction:\u003c\/strong\u003e Maximum flow efficiency, helping your diesel breathe easier\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n\u003cspan\u003eHow to Choose Your DPF Exhaust Pipe\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003e4\" vs 5\" Straight Pipe Comparison\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eFor the LML 6.6L Duramax, 4-inch straight pipes give a sharp, raspy tone at low RPM—great for daily use with minimal drone. The 5-inch option delivers a deeper, smoother sound, less rasp, and better flow—ideal for high-power builds and towing. Here are some selection suggestions:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003e4\" Straight Pipe:\u003c\/strong\u003e  Ideal for stock or mildly modified trucks. Offers a sharp tone with minimal cabin drone, keeping the interior quiet during daily driving.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003e5\" Straight Pipe:\u003c\/strong\u003e Best for aggressive builds or those seeking a deeper, fuller exhaust note. Maximizes flow and performance, especially in high-output or towing applications.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eDifferent Types of DPF Delete\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDPF Race Delete\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOnly removes the DPF (keeps stock downpipe)\u003c\/li\u003e\n\u003cli\u003eMinimal performance gain but cheapest option\u003c\/li\u003e\n\u003cli\u003eBest for budget-focused or emissions-testing avoidance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDownpipe-Back Delete\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReplaces exhaust from the turbo downpipe backward\u003c\/li\u003e\n\u003cli\u003eImproves mid-range power and throttle response\u003c\/li\u003e\n\u003cli\u003eGood for street builds keeping stock turbo\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTurbo Back Delete\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFull system replacement from turbo outlet\u003c\/li\u003e\n\u003cli\u003eIncludes high-flow downpipe for maximum efficiency\u003c\/li\u003e\n\u003cli\u003eReduces turbo lag and boosts top-end power\u003c\/li\u003e\n\u003cli\u003eTop choice for tuned\/high-performance engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDual Exit (5\" only)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSplits into dual exhaust paths\u003c\/li\u003e\n\u003cli\u003eEnhances cooling and flow for extreme applications\u003c\/li\u003e\n\u003cli\u003eUsed in heavy towing or competition setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMuffler vs. No Muffler\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWith Muffler\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTames exhaust noise for daily driving\u003c\/li\u003e\n\u003cli\u003eSlight power restriction (~5-10HP)\u003c\/li\u003e\n\u003cli\u003eMore likely to comply with local noise laws\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eStraight Pipe (No Muffler)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLoud, aggressive exhaust note\u003c\/li\u003e\n\u003cli\u003eUnrestricted flow for max horsepower\u003c\/li\u003e\n\u003cli\u003eOften illegal for street use (noise\/emissions)\u003c\/li\u003e\n\u003cli\u003eReserved for off-road\/race applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e---tab Fitment---\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e\u003cspan\u003eFitment\u003c\/span\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan class=\"\"\u003e2011–2016 Chevrolet Silverado 2500HD \/ 3500HD (6.6L Duramax LML Diesel)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"\"\u003e2011–2016 GMC Sierra 2500HD \/ 3500HD (6.6L Duramax LML Diesel)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNote: Does NOT fit Cab \u0026amp; Chassis truck.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e","brand":"SPETUNER","offers":[{"title":"2011-2015 \/ Black \/ 4\" DPF Race","offer_id":47701783249033,"sku":"#10944","price":309.0,"currency_code":"USD","in_stock":true},{"title":"2011-2015 \/ Black \/ 4\" Downpipe-Back","offer_id":47701783281801,"sku":"#10945","price":715.0,"currency_code":"USD","in_stock":true},{"title":"2011-2015 \/ Black \/ 4\" DPF Race w\/Muffler","offer_id":47701783314569,"sku":"#10946","price":459.0,"currency_code":"USD","in_stock":true},{"title":"2011-2015 \/ Black \/ 4\" Cat 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