Line pressure booster kit 4L60E-LB1 fits early-style GM 4L60-E, 4L65-E and 4L70-E pumps. Sonnax hydraulic line pressure booster kits contain…
Line pressure booster kit 4L60E-LB2 fits Late GM 4L60-E, 4L65-E and 4L70-E pumps. Sonnax hydraulic line pressure booster kits contain…
4L60E, 4L80E Stage 2 EPC Solenoid 1992-2003 Not a Factory Replacement solenoid Stage 2 High Performance upgrade to 600hp EPC or…
4L60E, 4L80E Stage 3 EPC Solenoid 1992-2003 Not a Factory Replacement solenoid Stage 3 High Performance upgrade past 600hp EPC or…
4L60-E, 4L65-E, 4L80-E EPC Solenoid Harness Adapter Part No. 34435-01K For use with early-style ('92–'02) EPC solenoid in late-style (’03-later) units, solenoid…
Sonnax 2nd Gear "Corvette" ratio servo kit 77701-04K provides increased apply area resulting in improved holding power for firmer 1-2…
Sonnax 2nd gear super hold servo kit 77911-03K for GM 4L60 (700-R4), 4L60-E, 4L65-E and 4L70-E units delivers 18% more…
Sonnax 4th Gear super hold dual servo kit 77767K features 40% more apply surface area for greater holding power in…
The TransGo 4L60E SHIFT KIT® Valve Body Repair Kit fits 1993 to 2015 General Motors vehicles equipped with the 4L60E,…
This 4L60E-HD2 Reprogramming Kit fits 1993 to 2015 General Motors vehicles equipped with the 4L60E, 4L65E and 4L70E automatic transmission.…
This 4L60E-3 Reprogramming Kit fits 1993 to 2008 General Motors vehicles equipped with the 4L60E, 4L65E and 4L70E automatic transmission.…
Choose Either this or the Sonnax HP-4L60E-01 Our most aggressive calibration to hot rod your 4L60E This 4L60E-PRO Reprogramming Kit fits 1996…