{"product_id":"4-5-downpipe-back-exhaust-for-2006-2007-lbz-6-6-duramax","title":"4''\/5'' Downpipe-Back Exhaust for 2006-2007 LBZ 6.6 Duramax","description":"\u003ch2\u003e4''\/5'' Downpipe-Back Exhaust for 2006-2007 LBZ 6.6 Duramax\u003c\/h2\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0752\/1789\/5647\/files\/dpf_pipe_style7.webp?v=1761810681\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eUnlock your LBZ 6.6 Duramax's true potential with this downpipe-back exhaust. The mandrel-bent construction ensures maximum flow efficiency, helping your diesel breathe easier. For off-road and race use only.\u003c\/p\u003e\n\u003chr data-end=\"1029\" data-start=\"1026\"\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cp\u003e2006-2007 Chevy\/GMC Duramax Diesel LBZ Silverado and Sierra pickup trucks.\u003c\/p\u003e\n\u003cp\u003eThe easiest way to identify your Duramax engine is by checking the 8th digit of your VIN. This digit indicates the engine code. \u003cstrong\u003eLBZ engine's 8th digit is D\u003c\/strong\u003e. To learn more about how to identify which Duramax engine you have, check the blog post \u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003ca href=\"https:\/\/dpfexhaust.com\/blogs\/news\/identify-your-diesel-engine-duramax-cummins-powerstroke\" target=\"_blank\" title=\"Identify Your Diesel Engine (Duramax, Cummins \u0026amp; Powerstroke)\" style=\"color: rgb(43, 0, 255);\" rel=\"noopener\"\u003eIdentify Your Diesel Engine (Duramax, Cummins \u0026amp; Powerstroke)\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003chr data-end=\"1029\" data-start=\"1026\"\u003e\n\u003ch3\u003eProduct Specifiction\u003c\/h3\u003e\n\u003cp\u003eExhaust Material: T-409 stainless steel\u003cbr\u003eThickness: 2mm\u003cbr\u003eInlet Diameter: 4.0''\/5.0\"\u003c\/p\u003e\n\u003chr data-end=\"1029\" data-start=\"1026\"\u003e\n\u003ch3\u003eRelated Modifications\u003c\/h3\u003e\n\u003cp class=\"p\"\u003eDon’t forget to grab a \u003cspan class=\"15\"\u003etuner\u003c\/span\u003e to complete your downpipe back exhaust install. With the right tuning device, you can fine-tune your engine for maximum performance and fuel efficiency. Check compatible tuner: \u003ca href=\"https:\/\/dpfexhaust.com\/products\/efilive-autocal-v3-dpf-delete-tuner-for-2006-2021-dodge-ram-cummins-and-2001-2016-duramax?variant=46935358341343\" title=\"EFILive AutoCal V3 Tuner\" target=\"_blank\"\u003eEFILive AutoCal V3 Tuner\u003c\/a\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-end=\"1029\" data-start=\"1026\"\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003eQ: What does \"DP-back\/Downpipe-back\" mean?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eA: This means that the exhaust system runs from the downpipe all the way to the end of the exhaust pipe, replacing everything from the downpipe outlet back. This typically includes the mid-pipe, catalytic converter (if present), and muffler.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003eQ: What is your exhaust made from? Stainless steel or aluminum?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eA: They are made of 409 stainless steel.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003eQ: Can your Dp-back pipe work with stock parts?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eA: Yes, our Dp-back pipe can fit perfectly with the stock Downpipe and stock bolts. If you are looking into further performance upgrades, check \u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003ca style=\"color: rgb(43, 0, 255);\" title=\"3''\/3.5'' Downpipe For 2004.5+ L5P LML LLY LBZ LMM 6.6L Duramax Diesel\" href=\"https:\/\/dpfexhaust.com\/products\/3-3-5-downpipe-exhaust-for-l5p-lml-lly-lbz-lmm-6-6l-duramax-diesel\" target=\"_blank\"\u003e3''\/3.5'' Downpipe for 2006-2007 LBZ 6.6L Duramax Diesel\u003c\/a\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003chr data-end=\"1029\" data-start=\"1026\"\u003e\n\u003ch3\u003eFast \u0026amp; Free Shipping Policy\u003c\/h3\u003e\n\u003cp class=\"p\"\u003e\u003cspan\u003eYour order will be dispatched within \u003c\/span\u003e\u003cb\u003e\u003cspan class=\"16\"\u003e1-2 business days\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e, and the package will arrive within your order's estimated date. \u003c\/span\u003e\u003cspan\u003e\u003ca href=\"https:\/\/dpfexhaust.com\/pages\/copy-of-shipping-policy\"\u003e\u003cu\u003e\u003cspan class=\"15\"\u003eClick for Shipping Policy.\u003c\/span\u003e\u003c\/u\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"p\"\u003e\n\u003cspan\u003e\u003c\/span\u003eEasy \u0026amp; Free Return Policy\u003c\/h3\u003e\n\u003cp class=\"p\"\u003e\u003cspan\u003eEvery order comes with a \u003c\/span\u003e\u003cb\u003e\u003cspan class=\"16\"\u003e14-day free return\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e, which means you don't have to pay for a return slip. \u003c\/span\u003e\u003cspan\u003e\u003ca href=\"https:\/\/dpfexhaust.com\/pages\/refund-policy\"\u003e\u003cu\u003e\u003cspan class=\"15\"\u003eClick for Return Policy.\u003c\/span\u003e\u003c\/u\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"DPFexhaust","offers":[{"title":"Dp-Back \/ 4''","offer_id":46935316889823,"sku":"#10125","price":539.99,"currency_code":"USD","in_stock":true},{"title":"Dp-Back w\/Muffler \/ 5''","offer_id":46935316988127,"sku":"#10126","price":767.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0752\/1789\/5647\/files\/DPF-ES08122.jpg?v=1747737061","url":"https:\/\/dpfexhaust.com\/products\/4-5-downpipe-back-exhaust-for-2006-2007-lbz-6-6-duramax","provider":"DPFexhaust","version":"1.0","type":"link"}