{"product_id":"4-5-2017-2025-l5p-6-6-duramax-dpf-delete-race-pipe-chevy-gmc","title":"4\"\/5\" 2017+ L5P 6.6 Duramax DPF Delete Race Pipe Chevy GMC","description":"\u003ch2\u003e\n\u003cspan class=\"15\"\u003e4\"\/5\" \u003c\/span\u003e\u003cspan class=\"15\"\u003eDPF Delete Pipe for \u003c\/span\u003e\u003cspan class=\"15\"\u003e2017+ L5P 6.6 Duramax Chevy and GMC\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003e\u003cspan class=\"15\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0752\/1789\/5647\/files\/dpf_pipe_style7.webp?v=1761810681\"\u003e\u003c\/span\u003eIf you’re looking to improve fuel efficiency, reduce maintenance, and experience a serious boost in performance, this DPF delete race pipe kit is a game-changer for your Chevy\/GMC. Say goodbye to restrictive emissions controls and hello to optimized power. \u003cstrong\u003eFor off-road and competition use only.\u003c\/strong\u003e All DPF delete pipes are made from T-409 stainless steel, a tough, corrosion-resistant option that’s built to last.\u003c\/p\u003e\n\u003chr data-path-to-node=\"22\"\u003e\n\u003ch3\u003e\u003cspan class=\"15\"\u003eFitment\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e2017\u003c\/span\u003e+ L5p 6.6 Duramax GMC Sierra\/Chevrolet Silverado 2500 HD\/3500 HD\u003c\/p\u003e\n\u003cp class=\"p\"\u003eFits short bed and long bed models\u003c\/p\u003e\n\u003cp class=\"p\"\u003e*Not compatible with 3500\/4500\/5500 commercial trucks. \u003c\/p\u003e\n\u003chr data-path-to-node=\"22\"\u003e\n\u003ch3\u003e\u003cspan class=\"15\"\u003eBenefits of DPF Delete\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p\"\u003e\u003cspan class=\"15\"\u003eBoost Fuel Efficiency\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p\"\u003e\u003cspan class=\"15\"\u003eEliminate DPF Maintenance Cost\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"p\"\u003e\u003cspan class=\"15\"\u003eIncrease Power and Torque\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-path-to-node=\"22\"\u003e\n\u003ch3\u003eDPF Pipe Style Description\u003c\/h3\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0752\/1789\/5647\/files\/dpf_pipe_style7.webp?v=1761810681\" loading=\"lazy\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch4\u003e4'' vs 5'' DPF Delete Pipe Comparison\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-inch Pipe:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eProduces a tighter, raspier exhaust note—especially noticeable at lower RPMs. Ideal for daily driving or mildly tuned trucks where excessive drone is undesirable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5-inch Pipe: \u003c\/strong\u003eDelivers a deeper, more refined tone with less high-pitch resonance. Better suited for high-output builds and towing applications, where improved exhaust flow is beneficial.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDriver Feedback Summary\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe 4\" pipe works well for stock or lightly modified trucks and a quieter cabin.\u003c\/li\u003e\n\u003cli\u003eThe 5\" pipe is perfect for aggressive builds, deep-tone enthusiasts, and those maximizing exhaust performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eTypes of DPF Delete Kits\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eDPF Race Delete\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRemoves only the DPF (retains stock downpipe)\u003c\/li\u003e\n\u003cli\u003eOffers minimal performance gains but is the most budget-friendly\u003c\/li\u003e\n\u003cli\u003eBest for cost-conscious users or avoiding emissions testing\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 the exhaust from the turbo downpipe back\u003c\/li\u003e\n\u003cli\u003eImproves mid-range power and throttle response\u003c\/li\u003e\n\u003cli\u003eIdeal for street builds using the 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 starting from the turbo outlet\u003c\/li\u003e\n\u003cli\u003eIncludes a 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 or 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 conditions\u003c\/li\u003e\n\u003cli\u003eCommonly used in heavy towing or competition setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eMuffler vs. No Muffler\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eWith Muffler\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReduces exhaust noise for daily driving\u003c\/li\u003e\n\u003cli\u003eSlight power restriction (~5–10 HP)\u003c\/li\u003e\n\u003cli\u003eMore likely to comply with local noise regulations\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 tone\u003c\/li\u003e\n\u003cli\u003eUnrestricted flow for maximum horsepower\u003c\/li\u003e\n\u003cli\u003eOften not street-legal due to noise and emissions rules\u003c\/li\u003e\n\u003cli\u003eIntended for off-road or race use only\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-path-to-node=\"22\"\u003e\n\u003ch3\u003e\u003cspan class=\"15\"\u003eInstallation Guide \u0026amp; Tips\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003ca rel=\"noopener\" href=\"https:\/\/dpfexhaust.com\/blogs\/instruction\/step-by-step-l5p-6-6-duramax-4-dpf-downpipe-installation-guide\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan class=\"15\"\u003eClick here for the installation guide.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"p\"\u003e\u003cspan class=\"15\"\u003e*Tuning before installation is required to\u003c\/span\u003e prevent any check engine lights or diagnostic codes. Compatible tuner: \u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(43, 0, 255);\" href=\"https:\/\/dpfexhaust.com\/products\/ez-lynk-tune-package-2011-2023-6-6l-duramax-gm-lml-l5p-2500hd-3500hd?variant=48449100153055\" target=\"_blank\"\u003e\u003cstrong\u003eEZ LYNK Tune Package for L5p Duramax\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"15\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-path-to-node=\"22\"\u003e\n\u003ch3\u003e\u003cspan class=\"15\"\u003eFAQs\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p\"\u003e\u003cstrong\u003e\u003cspan class=\"15\"\u003e\u003cspan style=\"font-family: Times New Roman;\"\u003eQ: \u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cspan class=\"15\"\u003eWill DPF delete affect my engine?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003eA: Removing the DPF reduces backpressure, which is generally beneficial for engine performance. However, tuning is essential to ensure the engine operates smoothly and without error codes.\u003c\/p\u003e\n\u003cp class=\"p\"\u003e\u003cstrong\u003e\u003cspan class=\"15\"\u003e\u003cspan style=\"font-family: Times New Roman;\"\u003eQ: \u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cspan class=\"15\"\u003eWhat’s the difference between DEF delete and DPF delete?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003eA: DEF delete involves removing the diesel exhaust fluid system, while DPF delete removes the diesel particulate filter (DPF). Both impact emissions, but DPF delete tends to have a more direct impact on fuel economy and power.\u003c\/p\u003e\n\u003cp class=\"p\"\u003e\u003cstrong\u003e\u003cspan class=\"15\"\u003e\u003cspan style=\"font-family: Times New Roman;\"\u003eQ: \u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cspan class=\"15\"\u003eDo I still need tuning after DPF delete?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003eA: Yes, tuning is crucial after DPF removal to ensure your engine continues to run properly and that no warning lights or diagnostic codes interfere with performance.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003eQ: What does the \"DPF race pipe\" mean?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eA: \"DPF race pipe“also called \"DPF Delete Pipe\", only removes the part of DPF and keeps other parts.\u003c\/p\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 does \"Turbo-back\" mean?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eA: This means that the exhaust system runs from the turbocharger all the way to the end of the exhaust pipe, replacing everything from the turbocharger outlet back. This typically includes the downpipe, mid-pipe, catalytic converter (if present), muffler, and tailpipe.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003eQ: What is your DPF 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: Do your DPF deletion kits need to purchase additional parts?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eA: Our DPF delete kit comes with all the parts to complete the DPF deletion, normally, there is no need to purchase anything else.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003eQ: Does 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.\u003c\/p\u003e\n\u003chr data-path-to-node=\"22\"\u003e\n\u003ch3\u003eFast 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 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":"2017-2019 \/ DPF Race \/ 4''","offer_id":46995638026463,"sku":"#10102","price":298.0,"currency_code":"USD","in_stock":true},{"title":"2017-2019 \/ Dp-Back \/ 4''","offer_id":46995638091999,"sku":"#10103","price":579.0,"currency_code":"USD","in_stock":true},{"title":"2017-2019 \/ Dp-Back \/ 5''","offer_id":46995638124767,"sku":"#10105","price":709.0,"currency_code":"USD","in_stock":true},{"title":"2017-2019 \/ Dp-Back w\/Muffler \/ 5''","offer_id":46995638190303,"sku":"#10107","price":799.0,"currency_code":"USD","in_stock":true},{"title":"2017-2019 \/ Dp-Back Dual \/ 5''","offer_id":46995638255839,"sku":"#10108","price":799.0,"currency_code":"USD","in_stock":true},{"title":"2020+ \/ Dp-Back \/ 4''","offer_id":46995523338463,"sku":"#10104","price":589.0,"currency_code":"USD","in_stock":true},{"title":"2020+ \/ Dp-Back \/ 5''","offer_id":46995523371231,"sku":"#10106","price":735.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0752\/1789\/5647\/files\/DPF-ES08120_ab83d620-2500-45f2-8109-dc81b9a117c9.jpg?v=1747728733","url":"https:\/\/dpfexhaust.com\/products\/4-5-2017-2025-l5p-6-6-duramax-dpf-delete-race-pipe-chevy-gmc","provider":"DPFexhaust","version":"1.0","type":"link"}