{"product_id":"ifjf-2011-2015-gm-duramax-lml-6-6l-4-downpipe-back-dpf-delete-race-pipe","title":"iFJF 2011-2015 GM Duramax LML 6.6L 4\" Downpipe Back DPF Delete Race Pipe","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe early-generation 2011-2015 Duramax LML features a highly complex triple-emissions system (DPF + DOC + SCR\/DEF) that chokes your engine.\u003c\/p\u003e\n\u003cp\u003eWith 11 to 15.5 years on the road, these trucks have hit the peak failure window. Failed DEF heaters, drifting NOx sensors, and ash-plugged filters continuously throw fault codes, tank fuel mileage to a miserable 13-14 MPG, and trigger Limp Mode.\u003c\/p\u003e\n\u003ch2\u003eKey Feature\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRugged T-409 Stainless Steel Build: Manufactured from industrial-grade T-409 SS, perfectly optimized to expand and contract under intense thermal cycling without cracking or warping.\u003c\/li\u003e\n\u003cli\u003eSubstantial EGT \u0026amp; Heat Reduction: Instantly drops exhaust backpressure, allowing scorching gases to exit the motor rapidly, dropping EGTs significantly under heavy sustained towing loads.\u003c\/li\u003e\n\u003cli\u003eContinuous 4\" Mandrel-Bent Tubing: Engineered with smooth, 4\" diameter paths featuring zero internal neck-downs or restrictive bungs, providing the ultimate sweet spot for exhaust gas velocity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFITMENT\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2011-2015.5 6.6L Silverado \u0026amp; Sierra Duramax 2500HD\/3500HD LML engine with a V-Band Clamp.\u003c\/li\u003e\n\u003cli\u003eDoes NOT Fit 2015.5-2016 models equipped with the 3-bolt flange. Please check underneath your truck!\u003c\/li\u003e\n\u003cli\u003ePlease physically inspect underneath your truck to verify your turbo discharge style before purchasing!\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"iFJF Direct","offers":[{"title":"Default Title","offer_id":52057196593398,"sku":"DP-0302","price":649.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3836\/3894\/files\/2_0a37bba7-6a33-447e-8378-e18141543716.jpg?v=1793160687","url":"https:\/\/ifjf.net\/products\/ifjf-2011-2015-gm-duramax-lml-6-6l-4-downpipe-back-dpf-delete-race-pipe","provider":"iFJF Direct","version":"1.0","type":"link"}