{"product_id":"2017-2023-l5p-ecm-custom-tuning-support-gm-duramax","title":"2017-2023 L5P ECM Custom Tuning Support (GM Duramax)","description":"\u003ch2\u003eSlab Industries Diesel — Custom EZ Lynk ECM Tuning Support | 6.6L GM Duramax L5P (2017–2023)\u003c\/h2\u003e\n\u003cp\u003eGet a custom ECM tune built specifically for your 6.6L Duramax L5P. More towing torque, sharper throttle response, and cleaner power delivery — all delivered directly to your EZ Lynk device. No sending your ECM anywhere.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis product includes ECM (engine) tuning only.\u003c\/strong\u003e Transmission (TCM) tuning is sold separately — contact us for details.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis tuning is EZ Lynk only.\u003c\/strong\u003e Tuning files are delivered through the EZ Lynk AutoAgent platform. Looking for HP Tuners support? We offer that as a separate product.\u003c\/p\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCustom ECM tune calibrated for your specific truck and mods\u003c\/li\u003e\n\u003cli\u003eBoth single-position and switch-on-the-fly tuning files, based on your preference\u003c\/li\u003e\n\u003cli\u003eSupport window based on selected plan (see options below)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eYour Tune File Library\u003c\/h3\u003e\n\u003cp\u003eYou'll receive a \u003cstrong\u003efull library of tune files\u003c\/strong\u003e to choose from, with multiple power levels and custom calibrations built specifically for your truck and modifications. Pick the setup that fits how you drive:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSwitch-on-the-fly (SOTF) tuning files\u003c\/strong\u003e — change power levels instantly while driving using your EZ Lynk app, no need to pull over and reflash\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle tuning file\u003c\/strong\u003e — one dedicated calibration loaded and ready to go, set-it-and-forget-it style\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEvery file in your library is custom-calibrated for your specific truck, engine, and mod list — not a generic off-the-shelf tune.\u003c\/p\u003e\n\u003ch3\u003eDelivery\u003c\/h3\u003e\n\u003cp\u003eOnce your custom tune is calibrated, your complete tuning file library is sent directly to the \u003cstrong\u003eEZ Lynk AutoAgent app on your phone\u003c\/strong\u003e. No shipping, no waiting — you'll receive a notification in the app when your files are ready to download and flash to your truck.\u003c\/p\u003e\n\u003ch3\u003eTune options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-Week EZ Lynk Support — $900:\u003c\/strong\u003e Custom ECM tune delivered to your EZ Lynk device with 4 weeks of revision support.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifetime Tuning Support — $1,200:\u003c\/strong\u003e Custom ECM tune plus unlimited lifetime revisions as your build evolves.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDon't already own an EZ Lynk AutoAgent? Select \u003cstrong\u003e“Device Included”\u003c\/strong\u003e at checkout to add the physical EZ Lynk AutoAgent device for $500.\u003c\/p\u003e\n\u003ch3\u003eExpected results\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eImproved throttle response and reduced lag\u003c\/li\u003e\n\u003cli\u003eMore torque under towing and hauling load\u003c\/li\u003e\n\u003cli\u003eCleaner, more consistent power across all RPM ranges\u003c\/li\u003e\n\u003cli\u003eTunable power levels via EZ Lynk app\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEngine: 6.6L GM Duramax L5P\u003c\/li\u003e\n\u003cli\u003eYears: 2017–2023\u003c\/li\u003e\n\u003cli\u003eTrucks: Chevy Silverado 2500\/3500, GMC Sierra 2500\/3500\u003c\/li\u003e\n\u003cli\u003eRequired hardware: EZ Lynk AutoAgent (sold separately, or select “Device Included” at checkout)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow it works\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePurchase your support plan\u003c\/li\u003e\n\u003cli\u003eWe contact you to gather your truck details and mod list\u003c\/li\u003e\n\u003cli\u003eCustom ECM tune is calibrated and delivered to your EZ Lynk device\u003c\/li\u003e\n\u003cli\u003eRevisions available within your support window\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eSupport\u003c\/h3\u003e\n\u003cp\u003eEmail slabindustriesdiesel@gmail.com before purchasing to confirm your truck and discuss your build goals.\u003c\/p\u003e","brand":"SLAB INDUSTRIES DIESEL","offers":[{"title":"4-Week Support \/ Not Included","offer_id":60046135722065,"sku":null,"price":900.0,"currency_code":"USD","in_stock":true},{"title":"4-Week Support \/ Device Included","offer_id":60046135754833,"sku":null,"price":1400.0,"currency_code":"USD","in_stock":true},{"title":"Lifetime Support \/ Not Included","offer_id":60046135787601,"sku":null,"price":1200.0,"currency_code":"USD","in_stock":true},{"title":"Lifetime Support \/ Device Included","offer_id":60046135820369,"sku":null,"price":1700.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1031\/9583\/6497\/files\/fudge-l5p-ecm-tuning-duramax.png?v=1786738055","url":"https:\/\/slabindustriesdiesel.myshopify.com\/products\/2017-2023-l5p-ecm-custom-tuning-support-gm-duramax","provider":"SLAB INDUSTRIES DIESEL","version":"1.0","type":"link"}