4L80E Paper Rubber Ring & Seal Overhaul Kit 1991-up Includes All Soft Parts to Rebuild 1 Unit Gaskets Lip Seals Metal Clad Seals Sealing Rings Since…
4L80E Molded Piston Kit 199-up Molded Overrun Piston Molded Direct Piston Molded Forward Piston MTS recommends replacing Molded Pistons every time!!! GM switched from…
4L80E GPZ Friction Module 1991-up Includes 3 Overrun Tan Frictions 4 4th Tan Frictions 4 Intermediate High Energy Frictions 10 Forward & Direct…
4L80E Steel Module 1991-up Includes 5 Forward Steels 4 4th Steels 3 Overrun Steels 4 Intermediate Steels 5 Direct Steels …
4L80E Filter 1991-1996 Manufactured by SPX Filtran OEM Quality Fiter …
4L80E Filter 1997-up Manufactured by SPX Filtran OEM Quality Filter …
4L80E Heavy Duty Wide Front Band 1991-up 1.25" Wide OEM Quality Part Front {Intermediate} …
4L80E Rear Band 1991-up Borg Warner is Manufacturer OEM Quality Part …
4L80E Overdrive Sprag Element 1991-1999 Borg Warner is Manufacturer OEM Quality Part MTS recommends Replacing all Sprags every time unit is built. This…
400, 4L80E Heavy Duty Intermediate Sprag 1968-up 34 Elements Borg Warner is Manufacturer MTS recommends Sprags be replaced every time unit is…
Chevy 4L80E Transmission Low Roller Clutch Element Borg Warner is Manufacturer Fits 1991-1996 Units MTS recommends replacing all sprag elements every time unit…
Chevy 4L80E Transmission Low Roller Clutch Element 1997-up Borg Warner is Manufacturer Fits 1997-up Units Has legs MTS recommends replacing all sprag elements…
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…
4L80E Smart Tech Overrun Clutch Valve Kit 1997-up Insufficient holding power in the overdrive roller clutch is the underlying cause of…
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…
4L80-E, TH400 Case Saver Retainer Part No. 34762-10 Sonnax case saver retainer 34762-10 for the GM TH400 and '98-earlier 4L80-E is the…
4L80-E Case Saver Retainer Part No. 34762-20 Fits '99-later 4L80-E. Sonnax case saver retainer 34762-20 for '99-later GM 4L80-E units is the only…
4L80-E, 4L85-E Heavy Duty Input Shaft Part No. 34670-01 Input shaft failure is a common problem in performance and heavy duty GM…
4L80E Transmission Overrun Drum With Sungear Fits 1991-2000 Units Stronger than the 2001-up Drum Upgrade 2001 up Unit by switching to this drum…