TransGo Shift Kit GM 4L60E Includes .500" Boost Valve (4L60E-HD2) 1993-up Featured Products When the TCC relay boost

When the TCC relay boost valve bore wears out

Fits 2012-on  -  Genuine ACDelco

Easy to install

Made in USA

Valve Body Shift Correction Kit

TransGo Shift Kit GM 4L60E Includes .500" Boost Valve (4L60E-HD2) 1993-up Featured Products When the TCC relay boostNon Domestic Product: No Custom Bundle: No Manufacturer Part Number: 4L60E HD2 Vintage Part: No Modified Item: No Brand: TransGo Type: Shift Kit Interchange Part Number: T74171E Manufacturer Warranty: No Warranty Country Region of Manufacture: United States Universal Fitment: Yes Performance Part: Yes TransGo Reprogramming Kit Valve Body Rebuild Kit Fits 4L60E, 4L65E, 4L70E and 4L75E 1993 2011 Except Hybrid units. Perfect for Crisp muscle car or full