{"product_id":"ats-tcm-upgrade-4wd-a50-to-t87-2011-2014-gm-6-6l-duramax-601-940-4368","title":"ATS TCM Upgrade (4WD) A50 to T87, 2011-2014 GM 6.6L Duramax - 601-940-4368","description":"\u003cp\u003e*FINAL SALE - NO RETURNS*\u003c\/p\u003e\n\u003cp\u003eThe ATS A50 to T87 TCM Upgrade (part #601-940-4368) replaces the failure-prone A50 transmission control module found in 2011–2014 GM 6.6L Duramax trucks with a modern T87A transmission control module. Designed as a plug-and-play solution, this upgrade includes ATS's proprietary Translator® module with integrated Co-Pilot transmission control technology to improve shift quality, increase line pressure, and enhance transmission durability for both stock and modified trucks.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eDirect replacement for the factory A50 TCM on 2011–2014 GM Duramax applications\u003c\/li\u003e\n\u003cli\u003eIncludes unlocked T87A TCM with custom ATS calibration pre-installed\u003c\/li\u003e\n\u003cli\u003eTranslator® module with integrated Co-Pilot transmission pressure enhancements\u003c\/li\u003e\n\u003cli\u003eFaster T87A processor delivers quicker shifts and improved drivability\u003c\/li\u003e\n\u003cli\u003eControls and increases transmission line pressure for improved clutch holding capacity\u003c\/li\u003e\n\u003cli\u003eWorks with both stock and performance-modified trucks\u003c\/li\u003e\n\u003cli\u003ePlug-and-play installation with OEM-quality wiring harness and mounting bracket\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility \u0026amp; Installation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eFits 2011–2014 Chevrolet Silverado 2500 HD and 3500 HD equipped with the Allison 1000 6-speed automatic transmission and 6.6L Duramax diesel\u003c\/li\u003e\n\u003cli\u003eFits 2011–2014 GMC Sierra 2500 HD and 3500 HD equipped with the Allison 1000 6-speed automatic transmission and 6.6L Duramax diesel\u003c\/li\u003e\n\u003cli\u003eDesigned for 4WD applications\u003c\/li\u003e\n\u003cli\u003eReplaces the factory A50 transmission control module\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eUnlocked T87A transmission control module with ATS performance calibration\u003c\/li\u003e\n\u003cli\u003eATS Translator® module with integrated Co-Pilot functionality\u003c\/li\u003e\n\u003cli\u003eMounting bracket\u003c\/li\u003e\n\u003cli\u003ePlug-and-play wiring harness\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProp 65 Warning\u003c\/h4\u003e\n\u003cp\u003eWARNING: This product can expose you to chemicals known to the State of California to cause cancer and reproductive harm. For more information, visit www.P65Warnings.ca.gov.\u003c\/p\u003e","brand":"ATS","offers":[{"title":"Default Title","offer_id":45744540876847,"sku":"601-940-4368","price":1800.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/3057\/7967\/files\/ATS601-940-4368.png?v=1785867789","url":"https:\/\/southcentraldiesel.com\/products\/ats-tcm-upgrade-4wd-a50-to-t87-2011-2014-gm-6-6l-duramax-601-940-4368","provider":"South Central Diesel, Inc.","version":"1.0","type":"link"}