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4L80E “Billet 80" Transbrake Valve Body 1+2
Reverse Manual Pattern Pro Brake
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Billet 80 Options
Engine Braking
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34G80 Billet Aluminum Reverse Manual with Brake

Designed from clean sheet of paper)
Pro Tree Solenoid and Design
Works Well on the Street and at the Track
The Only 4L80E Pro Transbrake Available
Direct replacement for 1991 to 2010 4L80E
Transbrake Function in 1st and 2nd Gear
Full Manual Reverse Pattern
No Shift Computer Required
No Moving Parts
No Electrical Parts for Shifting
Retains Lockup Function 4th Gear Only
No Engine Braking
Backs up from Reverse Shifter Position
Adjustable Pressure from 150-300 psi
Rock Steady Pressure Regulation
Shifts on Command
Includes Billet Aluminum Bulkhead Connector
Can be Used With a Stock Pan
Transmission does not need to be removed from vehicle!!
Typically 1 Hour Installation

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