
TransGo
TransGo A1-LU-BST Lock-up Boost Valve
Part # TGA1-LU-BST$94.90
Ground shipping included in priceAvailable to the contiguous U.S. excluding California
Fitment not selectedAdd your truck to verify compatibility
Open Garage →Fast fulfillmentLive inventory and order status
Secure checkoutProtected by Shopify
Diesel supportReal help for the right part
Product details
Description
The TransGo A1-LU-BST Lock-up Boost Valve is engineered for your high horsepower 2001-2003 GM 2500HD/3500HD With Allison 5-Speed Transmission. This boost valve is designed to prevent torque converter slippage under heavy duty/race conditions by significantly increasing lock-up oil pressure. This increase in pressure also prevents the PCM from throwing the P0741 code and throwing your transmission in limp mode.
Features
- For High HP/Race Applications
- Reduces Torque Converter Slip
- Significantly Increases Lock-up Oil Pressure
Note
Recommended for high horsepower and race applications only.
Complete the job
Build the job. Not just the cart.
Start with the right part, then choose the supporting pieces that help prevent a second teardown or a last-minute parts run.
Choose your supporting parts
Build an install-ready package.
✓

Primary part · includedTransGo A1-LU-BST Lock-up Boost ValveTransGo
$94.90