Increase your turbo boost pressure from the stock 18-20 psi to 28-30 psi in an easy five minute installation. Designed for 2001-2004 Duramax LB7 diesel engines, the PPE Boost Increase Boost Increase Valve will improve engine performance and reduce those dreaded EGTs.
_ Increased boost means increased air flow
_ Simple 5 minute Installation
_ Reduces EGTs
*Note: Legal in California only for racing vehicles which may never be used on the highway.