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You are here: Home > Performance Products > General Motors > 4L80E > Valve Body Kits
Valve Body Kits
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4L80E Vacuum/boost bypass kit 1991-ON. 46930-VBP-VAC 4L80E Vacuum-boost bypass kit 1991-on.

Use with modulator system installed on the transmission.
(48-MOD & 46-MOD).
Vacuum/boost bypass kit for all turbo and supercharged engines with
vacuum system installed on the transmission 1991-ON.
Comes with complete, easy to follow instructions.

Competitors Price $31.43
Your Cost $29.34
4L80E Torque converter conversion kit 1993-on. 46930CCV 4L80E Torque converter conversion kit 1993-on.

Allows the use of non-lockup torque converter.

Competitors Price $100.62
Your Cost $93.18
46930-MOD 4L80E Vacuum pressure control kit. 46930-MOD 4L80E Transmission vacuum pressure control kit.

Use with 46930-HD2 shift kit. Replaces electronic pressure control.

Competitors Price $153.15
Your Cost $135.28
46930-HD2 4L80E Transmission performance reprogramming kit™ 1991-02. 46930-HD2 4L80E Transmission performance reprogramming kit, Automatic shift 1991-on

4L80E Transmission Shift Kit.

Competitors Price $197.63
Your Cost $182.70
4L80E-3 Performance reprogramming kit manual shift 1991-02. 46930-3 4L80E Performance reprogramming kit manual shift 1991-02.

Stick shift, competition, off road, pro street. Full manual control.
48-MOD (Vaccuum controlled line pressure moulator) is included.
Comes with complete, easy to follow instructions.
This valve body kit is designed for installation installed during transmission rebuild.
There is NO GASKETS INCLUDED.

Competitors Price $415.51
Your Cost $367.15