Duramax LB7 Boost Increase Valve

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  • Regular price $14.99

01-04.5 Duramax LB7 

Increases stock Boost from 18-20 PSI to 28-30 PSI.

Significant Horsepower gains.

Improved Mpg.

lower egt's. 

Easy to install in 5 minutes or less.



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