{"product_id":"2017-2023-duramax-hp-tuners-tuning","title":"2017-2023 Duramax HP Tuners Tuning","description":"\u003cdiv class=\"product-description\"\u003e\n\u003cp\u003eTake full control of your \u003cstrong\u003e2017–2023 Duramax L5P 6.6L\u003c\/strong\u003e with \u003cstrong\u003eTompkins Diesel custom tune files\u003c\/strong\u003e, featuring \u003cstrong\u003eSwitch-On-The-Fly (SOTF)\u003c\/strong\u003e tuning controlled directly from your \u003cstrong\u003esteering wheel cruise control buttons\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eWhether your truck is a daily driver, dedicated tow rig, or max-effort build, there’s a power level designed to match exactly how you use it.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e🔥 Key Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eInstant power adjustments using cruise control buttons\u003c\/li\u003e\n\u003cli\u003eSignificant horsepower \u0026amp; torque gains\u003c\/li\u003e\n\u003cli\u003eImproved throttle response\u003c\/li\u003e\n\u003cli\u003eLower exhaust gas temperatures (EGTs)\u003c\/li\u003e\n\u003cli\u003eEnhanced drivability and towing performance\u003c\/li\u003e\n\u003cli\u003eSafe, refined, and reliable custom calibrations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e⚙️ Available Power Levels\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom: 15px;\"\u003e\n\u003cstrong\u003eOptimized Stock\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eRefined factory calibration with smoother power delivery and reduced EGTs.\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e+15 RWHP +10 ft-lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 15px;\"\u003e\n\u003cstrong\u003eHeavy Tow\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eBuilt for towing 8,000 lbs up to GVWR with lower exhaust temperatures.\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e+90 RWHP +120 ft-lbs\u003c\/li\u003e\n\u003cli\u003eUp to 100°F lower EGTs under load\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 15px;\"\u003e\n\u003cstrong\u003eLight Tow\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003ePerfect balance of towing capability and sporty drivability.\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e+110 RWHP +200 ft-lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 15px;\"\u003e\n\u003cstrong\u003eStreet\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eResponsive and aggressive tune for unloaded daily driving.\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e+150 RWHP +350 ft-lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 15px;\"\u003e\n\u003cstrong\u003eRace \/ Max Effort\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eMaximum performance pushing the factory turbo to its limits.\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e+200 RWHP +480 ft-lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch2\u003e📦 Tune Packages\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle Tune:\u003c\/strong\u003e One custom calibration tailored to your chosen power level\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSOTF 5 Tunes:\u003c\/strong\u003e Instantly switch between five power levels on the fly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e🔧 Optional Transmission Tuning\u003c\/h2\u003e\n\u003cp\u003eAvailable transmission tuning increases line pressure, improves torque converter lockup, and refines shift timing and schedules—critical for handling added power and maintaining long-term reliability.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e⚠️ Important Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2017–2018.5 L5P:\u003c\/strong\u003e Requires HP Tuners unlock cable for initial ECM unlocking\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2019–2023 L5P:\u003c\/strong\u003e No unlock cable required\u003c\/li\u003e\n\u003cli\u003eTransmission tuning is strongly recommended for higher power levels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e💪 Built for Serious Duramax Performance\u003c\/h2\u003e\n\u003cp\u003eNo weak factory calibrations—just real performance, precise control, and serious power for Duramax owners who expect more from their truck.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"font-size: 14px; color: #666;\"\u003e\u003cem\u003e*For off-road use only. Supporting modifications may be required for higher power levels.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Tompkins Diesel Solutions","offers":[{"title":"Single Tune","offer_id":45642086940833,"sku":null,"price":1500.0,"currency_code":"CAD","in_stock":true},{"title":"SOTF","offer_id":45642086973601,"sku":null,"price":1800.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0700\/2351\/2225\/files\/IMG_0905.jpg?v=1768457229","url":"https:\/\/tompkinsdiesel.ca\/products\/2017-2023-duramax-hp-tuners-tuning","provider":"Tompkins Diesel Solutions","version":"1.0","type":"link"}