{"product_id":"2024-2025-chevy-gmc-l5p-duramax-tuner-dpf-def-egr-delete-kit","title":"2024-2026 CHEVY \/ GMC L5P DURAMAX | GDP RTD4 TUNER | DPF DEF EGR DELETE KIT","description":"\u003ch2\u003e\u003cstrong\u003eGDP ECM Unlock + RTD4 Tune File(s) | 2024–2026 GM Duramax L5P 6.6L (BYO DPF DEF EGR DELETE KIT)\u003c\/strong\u003e\u003c\/h2\u003e\n\u003chr\u003e\n\u003ch3\u003e2024–2026 L5P Duramax tuning — done the correct way - READ BELOW!\u003c\/h3\u003e\n\u003cp\u003eThe 2024–2026 L5P platform uses the \u003cstrong\u003eE42 ECM\u003c\/strong\u003e, which must be \u003cstrong\u003eupgraded\/unlocked\u003c\/strong\u003e before you can flash custom tuning. This package covers the two required steps:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eE42 ECM Upgrade\/Unlock Service (mail-in + return label included)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGDP RTD4 tune file(s)\u003c\/strong\u003e delivered through their custom Tuners ecosystem.\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003chr\u003e\n\u003ch3\u003eWhat’s included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGM E42 ECM Upgrade Service (Mail-in Unlock)\u003c\/strong\u003e — required first step to make the factory ECM tuning-ready\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGDP RTD4 ECM Tune File(s)\u003c\/strong\u003e — choose your power level or the Level 1–5 Multi Pack\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSpeed limiter removed\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eSelect your power level (single-level files — no SOTF)\u003c\/h3\u003e\n\u003cp\u003eChoose the file that matches your use, or grab the Multi Pack:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLevel 1 (Stock HP)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLevel 2 (+35 HP)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLevel 3 (+70 HP)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLevel 4 (+125 HP)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLevel 5 (+180 HP)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLevel 1–5 (Multi Pack)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e These are \u003cstrong\u003esingle-level\u003c\/strong\u003e tune files—\u003cstrong\u003eno SOTF\u003c\/strong\u003e or alternate power levels at this time. \u003cstrong\u003eTCM tuning\u003c\/strong\u003e requires TCM sent in and can be added below and requires additional credits and GDP tune. \u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eKey notes (read before ordering)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVIN required before purchase\u003c\/strong\u003e, and you’ll complete a tuning form after the ECM upgrade\/unlock\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCAN bus plugs not yet available\u003c\/strong\u003e — \u003cstrong\u003eNOx \u0026amp; DEF CAN systems must remain plugged in or tied in place\u003c\/strong\u003e (DEF plug with modification on \u003cstrong\u003e2024 ONLY\u003c\/strong\u003e)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eYour truck must have an \u003cstrong\u003eunlocked E42 ECM\u003c\/strong\u003e before flashing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eHow the E42 ECM upgrade\/unlock works (mail-in service)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cp\u003ePlace your order\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eYou’ll receive instructions to send in \u003cstrong\u003eyour original ECM\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe E42 upgrade is completed, then it ships back to you (\u003cstrong\u003e3–5 business day\u003c\/strong\u003e processing time, shipping time not included)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eECM condition matters:\u003c\/strong\u003e no broken tabs\/plastic; \u003cstrong\u003espare ECMs are not accepted\u003c\/strong\u003e—only the original ECM from your truck.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eRequirements (hardware\/software\/credits included)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e RTD4 required\u003c\/strong\u003e for the E42 upgrade path \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e RTD4 VCM Suite (Beta)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTune file built for \u003cstrong\u003eRTD4\u003c\/strong\u003e and compatible with \u003cstrong\u003evia TDN (Tune Delivery Network)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCredits: expect \u003cstrong\u003e8 credits\u003c\/strong\u003e to license\/flash (per the platform requirements)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional add ons via menu buttons:\u003c\/strong\u003e EGR Delete Kit, DPF Delete Pipes or Full Exhaust, Cold Air Intake \u0026amp; Shibby Engineering Plug Kit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eVehicle compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e2024–2026 Chevrolet Silverado HD 2500\/3500 — 6.6L L5P\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e2024–2026 GMC Sierra HD 2500\/3500 — 6.6L L5P\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eReturns \/ cancellations\u003c\/h3\u003e\n\u003cp\u003eBecause this includes a \u003cstrong\u003email-in ECM service\u003c\/strong\u003e and \u003cstrong\u003eVIN-specific digital tuning\u003c\/strong\u003e, it should be treated as \u003cstrong\u003efinal sale once processed\/delivered\u003c\/strong\u003e.\u003c\/p\u003e","brand":"GDP","offers":[{"title":"SINGLE TUNE OF CHOICE (0\/35\/70\/125\/185HP) \/ DO NOT ADD","offer_id":46675007865009,"sku":null,"price":3999.99,"currency_code":"USD","in_stock":true},{"title":"SINGLE TUNE OF CHOICE (0\/35\/70\/125\/185HP) \/ ADD TRANNY TUNING (INCLUDES TCM SEND IN + 4 CREDITS + GDP TCM TUNE)","offer_id":46675013796017,"sku":null,"price":4499.99,"currency_code":"USD","in_stock":true},{"title":"5 TUNE PACKAGE (0\/35\/70\/125\/185HP) \/ DO NOT ADD","offer_id":46675007897777,"sku":null,"price":4499.99,"currency_code":"USD","in_stock":true},{"title":"5 TUNE PACKAGE (0\/35\/70\/125\/185HP) \/ ADD TRANNY TUNING (INCLUDES TCM SEND IN + 4 CREDITS + GDP TCM TUNE)","offer_id":46675013828785,"sku":null,"price":5999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/3144\/8241\/files\/rn-image_picker_lib_temp_bb9dd8bd-0866-4f96-a64c-d31f76a9027a.png?v=1776138075","url":"https:\/\/checkout.sasquatchdiesel.ca\/products\/2024-2025-chevy-gmc-l5p-duramax-tuner-dpf-def-egr-delete-kit","provider":"Sasquatch Diesels","version":"1.0","type":"link"}