4L80E / 4L85E

Pressure that reads correct at the test port can still be lost inside the body.4L80E boost valve sleeve reverse (OE type). This returns the hydraulic side of the unit to...

Shift timing lives in the valve body, and worn bores put that timing out of range.4L80E line pressure booster kit. The unit is built to the calibration the controller expects.Pressure...

Shift timing lives in the valve body, and worn bores put that timing out of range.4L80E reprogramming kit blue box 2009. This returns the hydraulic side of the unit to...

Worn valve bores and stuck valves both show up as pressure that does not reach the clutch it was meant for.4L80E tcc regulator valve kit. This restores the apply rates...

A bore that has worn oval lets pressure cross between circuits that were never meant to connect.4L80E Valve Body Kits / Correction Products. This restores the apply rates the shift...

Pressure that reads correct at the test port can still be lost inside the body.4L80E (improved) shift kit. The assembly restores the circuits that route pressure to each pack.Debris holds...

Shift timing lives in the valve body, and worn bores put that timing out of range.4L80E Valve Body Kit ligas y ajuste de tambor 2009. This restores the apply rates...

A separator plate with a worn orifice changes the apply rate of every shift it controls.4L80E kit de conversio de pump de tipo viejo a moderno 1997. This returns shift...