MTS Hotline: 1-800-731-4510
In The Car Performance Upgrades
4L80E Line Pressure Booster
Sonnax hydraulic line pressure booster kits contain stronger pressure regulator springs and large ratio boost valves designed to work together…
- Condition:
- New
4L60E, 4L80E Stage 2 EPC Solenoid 1992-2003
4L60E, 4L80E Stage 2 EPC Solenoid 1992-2003 Not a Factory Replacement solenoid Stage 2 High Performance upgrade to 600hp EPC or…
- Condition:
- New
4L60E, 4L80E Stage 3 EPC Solenoid 1992-2003
4L60E, 4L80E Stage 3 EPC Solenoid 1992-2003 Not a Factory Replacement solenoid Stage 3 High Performance upgrade past 600hp EPC or…
- Condition:
- New
4L60E, 4L80E EPC Conversion from 2003-up Solenoid back
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…
- Condition:
- New
4L80 Shift Kit Sonnax High Performance
Sonnax Performance Pack HP-4L80E-01 upgrades GM 4L80-E and 4L85-E transmissions for maximum performance and durability in work/sport vehicles. Innovative components…
- Condition:
- New
4L80E Shift Kit Stage 1
This TransGo 4L80E SHIFT KIT® Valve Body Repair Kit fits 1991 to 2013 General Motors vehicles equipped with the…
- Condition:
- New
4L80E Shift Kit Stage 2 HD
This 4L80E-HD2 Reprogramming Kit fits 1991 to 2013 General Motors vehicles equipped with the 4L80E and 4L85E automatic transmission. …
- Condition:
- New
4L80E Shift Kit Stage 3
This 4L80E-3 Reprogramming Kit fits 1991 to 2013 General Motors vehicles equipped with the 4L80E and 4L85E automatic transmission with…
- Condition:
- New
4L80E Smart Tech Overrun Clutch Valve Kit 1997-up
4L80E Smart Tech Overrun Clutch Valve Kit 1997-up Insufficient holding power in the overdrive roller clutch is the underlying cause of…
- Condition:
- New
