{"product_id":"dieselr-mpvi4-e66-global-b-tune-files-2021-2026-duramax-lm2-lz0-3-0l","title":"DIESELR MPVi4 E66 (Global B) Tune Files (2021-2026 Duramax LM2 \u0026 LZ0 3.0L)","description":"\u003cp data-start=\"807\" data-end=\"1181\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"811\" data-end=\"878\"\u003eDIESELR MPVI4 E66 Tune Files (2021–2026 Duramax 3.0L LM2 \u0026amp; LZ0)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eare engineered to give GM truck and SUV owners a proven way to improve drivability, throttle response, and fuel efficiency. Built on the HP Tuners platform, these calibrations are tailored for vehicles running the E66 ECM (Global B) and provide a reliable solution for the modern 3.0L Duramax lineup.\u003c\/p\u003e\n\u003cp data-start=\"1183\" data-end=\"1541\"\u003eCompatible with both\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1204\" data-end=\"1211\"\u003eLM2\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1216\" data-end=\"1223\"\u003eLZ0\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eengines, these tune files work across a wide range of models, including the Chevrolet Silverado 1500, GMC Sierra 1500, Chevrolet Tahoe, Chevrolet Suburban, GMC Yukon, and Cadillac Escalade. Whether you’re running the 2021–2026 LM2 engine or the updated 2023+ LZ0, these files ensure safe and consistent performance.\u003c\/p\u003e\n\u003ch3 data-start=\"1543\" data-end=\"1561\"\u003eRequirements\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"1564\" data-end=\"1657\"\u003e\n\u003cstrong data-start=\"1564\" data-end=\"1596\"\u003eUnlocked E66 ECM (Global B):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eMust be sent to HP Tuners for unlocking (sold separately).\u003c\/li\u003e\n\u003cli data-start=\"1660\" data-end=\"1748\"\u003e\n\u003cstrong data-start=\"1660\" data-end=\"1684\"\u003e6 Universal Credits:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eRequired from HP Tuners to flash your tune (sold separately).\u003c\/li\u003e\n\u003cli data-start=\"1751\" data-end=\"1817\"\u003e\n\u003cstrong data-start=\"1751\" data-end=\"1768\"\u003eMPVI4 Device:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eRequired for flashing via HP Tuners VCM Suite.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1840\" data-end=\"1889\"\u003eDesigned for GM’s E66 ECM Global B architecture\u003c\/li\u003e\n\u003cli data-start=\"1892\" data-end=\"1921\"\u003eTwo power levels included\u003c\/li\u003e\n\u003cli data-start=\"1924\" data-end=\"1967\"\u003eEnhanced throttle response and efficiency\u003c\/li\u003e\n\u003cli data-start=\"1970\" data-end=\"2010\"\u003eOptimized for both LM2 and LZ0 engines\u003c\/li\u003e\n\u003cli data-start=\"2013\" data-end=\"2083\"\u003eCoverage for Silverado, Sierra, Tahoe, Suburban, Yukon, and Escalade\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2085\" data-end=\"2273\"\u003eWith the\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"2094\" data-end=\"2161\"\u003eDIESELR MPVI4 E66 Tune Files (2021–2026 Duramax 3.0L LM2 \u0026amp; LZ0)\u003c\/strong\u003e, you get a straightforward tuning package backed by Dieselr’s trusted support and tested calibration process.\u003c\/p\u003e","brand":"DIESELR Tuning","offers":[{"title":"MPVI4\/MPVI3 \/ Single Tune","offer_id":56851110527136,"sku":"200-02102","price":1350.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/6866\/2176\/files\/DIESELR_MPVi4_E66_Global_B_Tune_Files_2021-2026_Duramax_LM2_LZ0_3.0_-_masterL.jpg?v=1774239629","url":"https:\/\/www.protechdieselcenter.com\/products\/dieselr-mpvi4-e66-global-b-tune-files-2021-2026-duramax-lm2-lz0-3-0l","provider":"Protech Diesel Center","version":"1.0","type":"link"}