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Suncoast logo GM Allison Boost Modifier Valve 2001-2004
Allison Boost Modifier Valve 2001-2004
2004.5-2008 GM Duramax

$88.90
free shipping special with no handling fees
Working Trucks-Competition-Street Show Off This valve controls fluid flow to the converter clutch and reduces main line pressure from 255 PSI to 155 PSI when the converter clutch applies, In the LB7 transmission the TRANSGO® A1-LU-BST valve allow the amount of cut-back to be controlled so that main line stays at up to 190 PSI. The LB7 valve will not work on late LLY units. The LLY units require the Sun Coast A1-LU-BST-04 valve for pressure control.

Working Trucks-Competition-Street Show Off

This valve controls fluid flow to the converter clutch and reduces main line pressure from 255 PSI to 155 PSI when the converter clutch applies, In the LB7 transmission the TRANSGO® A1-LU-BST valve allow the amount of cut-back to be controlled so that main line stays at up to 190 PSI. The LB7 valve will not work on late LLY units. The LLY units require the Sun Coast A1-LU-BST-04 valve for pressure control.

NOTE: Suncoast orders require the year, make, and model of your truck to be placed in the comments field upon checkout to ensure your order is processed as soon as possible.
Transmission Components
GM Year Price Order
Boost Modifier Valve
Fits GM Years: 04.5-08
Part # A1-LU-BST-04
Our Part # SUNA1-LU-BST-04
04.5-08 $88.90
free shipping special with no handling fees
 
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