{"product_id":"2024-2026-l5p-duramax-hp-tuners-mpvi4-rtd4-ecm-files","title":"2024-2026 L5P Duramax HP Tuners MPVI4\/RTD4 ECM Tune Files","description":"\u003cp\u003eUnleash the full potential of your 2024–2026 L5P Duramax with \u003cstrong\u003ePeakside Performance Custom Tuning\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eusing the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHP Tuners MPVI4 or RTD4\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(Remote Tuning Device). Designed for seamless remote calibration, this setup gives you the same power, drivability, and refinement as an in-shop tune — without ever leaving your driveway. All tuning for these trucks is done through the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTDN App.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003ePeakside Performance Custom Tuning\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eOur custom calibrations are built to enhance throttle response, torque delivery, towing performance, and fuel efficiency — all while maintaining factory safety protocols. Whether you’re daily driving, hauling, or racing, we fine-tune every aspect of your Duramax’s ECM and TCM to deliver smooth power where it counts.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003e- Supports 2024–2026 GM L5P Duramax\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003etrucks with the latest ECM\/TCM operating systems\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e- Seamless remote tuning\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ethrough HP Tuners TDN (Tune Delivery Network)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e- Custom torque management and shift refinement\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor improved drivability\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e- Optimized towing, economy, and performance tune options\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e- Improved throttle mapping\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand reduced turbo lag\u003c\/p\u003e\n\u003ch4\u003e\n\u003cstrong\u003eHow It Works\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cp\u003ePlug in your\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eRTD4\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto the OBDII port and connect via Bluetooth or USB.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUse the HP Tuners TDN app to send your stock file to Peakside Performance. Once you order we will email you an invite link to accept us to be your tuner!\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReceive your custom tune directly through the app — no shipping required.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFlash your new tune, drive, and feel the difference.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch4\u003e\u003cstrong\u003eWhy Choose Peakside Performance\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eAt Peakside Performance, we specialize in diesel calibration that balances\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003epower, reliability, and control\u003c\/strong\u003e. Our L5P tuning is tested in-house on real-world trucks — not just dyno numbers. From the dyno to the steep towing grades, we have you covered. Every tune is designed to give your Duramax the attitude, sound, and pulling power it deserves.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eYou must have an unlocked E42 ECM from HP Tuners -\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"https:\/\/www.hptuners.com\/product\/gm-e42-ecm-service-l5p-global-b\/\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003cstrong\u003eUnlock my ECM\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis tuning requires 8 Universal HP Tuner Credits!\u003c\/strong\u003e\u003c\/p\u003e","brand":"SNO DIESEL PERFORMANCE","offers":[{"title":"Single Tune 20HP","offer_id":53802645455072,"sku":"PEAK-L5P-HPTUN-SGL","price":2150.0,"currency_code":"CAD","in_stock":true},{"title":"Single Tune 40HP","offer_id":53802813161696,"sku":null,"price":2150.0,"currency_code":"CAD","in_stock":true},{"title":"Single Tune 75HP","offer_id":53802813194464,"sku":null,"price":2150.0,"currency_code":"CAD","in_stock":true},{"title":"Single Tune 100HP","offer_id":53802813227232,"sku":null,"price":2150.0,"currency_code":"CAD","in_stock":true},{"title":"Single Tune 150HP","offer_id":53802813260000,"sku":null,"price":2150.0,"currency_code":"CAD","in_stock":true},{"title":"All Levels","offer_id":53802645487840,"sku":"PEAK-L5P-HPTUN-ALL","price":2850.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0809\/8021\/3984\/files\/HP_Tuners_2.webp?v=1785899387","url":"https:\/\/snodieselperformance.com\/products\/2024-2026-l5p-duramax-hp-tuners-mpvi4-rtd4-ecm-files","provider":"SNO DIESEL PERFORMANCE","version":"1.0","type":"link"}