{"product_id":"6l80-90-transmission-custom-tuning-with-hp-tuners","title":"6L80\/90 Transmission Custom Tuning with HP Tuners","description":"\u003ch2\u003eUnlock the Full Potential of Your 6L80 or 6L90 Transmission\u003c\/h2\u003e\n\u003cp\u003eYour transmission is the bridge between your engine's power and the road — and stock TCM calibrations leave serious performance on the table. Our custom 6L80\/90 tuning service optimizes your transmission control module for sharper shifts, improved torque management, and better power delivery across the entire RPM range.\u003c\/p\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCustom TCM calibration for 6L80 or 6L90 transmissions\u003c\/li\u003e\n\u003cli\u003eShift firmness and timing optimization\u003c\/li\u003e\n\u003cli\u003eTorque converter lockup tuning\u003c\/li\u003e\n\u003cli\u003eThrottle response and line pressure adjustments\u003c\/li\u003e\n\u003cli\u003eCompatibility with modified engines and upgraded torque converters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho Is This For?\u003c\/h2\u003e\n\u003cp\u003eWhether you're running a stock engine looking for crisper shifts or a built motor pushing serious power, this tune is dialed in for your specific setup. Perfect for GM trucks, SUVs, and performance builds running the 6L80 or 6L90 transmission.\u003c\/p\u003e\n\u003ch2\u003eHow It Works\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003ePurchase and receive your tuning file via digital download\u003c\/li\u003e\n\u003cli\u003eLoad the file using your HP Tuners device\u003c\/li\u003e\n\u003cli\u003eHit the road with a transmission that performs the way it should\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e HP Tuners interface required to flash the tune file. Compatible with all vehicles equipped with the 6L80 or 6L90 transmission. Price does not include credits to license TCM\u003c\/p\u003e","brand":"American Diesel Performance and Auto Repair LLC","offers":[{"title":"Default Title","offer_id":54459206664505,"sku":null,"price":300.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/2975\/6729\/files\/6l80-90-tuning-with-laptop.png?v=1789047875","url":"https:\/\/americandpar.com\/products\/6l80-90-transmission-custom-tuning-with-hp-tuners","provider":"American Diesel Performance and Auto Repair LLC","version":"1.0","type":"link"}