Includes all items shown
FITS: All 4L80E / 4L85E
(1991-On)
SK4L80E
Corrects/Prevents/Reduces:
High pressure parts breakage
Direct clutch burn up
Soft 2-3 slide
Slide-bang 1-2
Low pressure due to solenoid filter breakup
Missing shifts with no diagnostic codes
Codes: P0731, P0732, P0733, P0734, P0751, P0756, P0894, P1870
Also Includes:
New boost valve assembly
High pressure relief assembly
Stronger better design solenoid filter
Case to center support seals
4th clutch strong bolt and other items which improve overall driveability and durability
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