01-04 Duramax LB7 HSP Billet Valve Covers Turbo Several sizes available and we

Several sizes available and we will spec the right size for you based on your needs

Remote custom tuning has never been easier

Enjoy the extra 5-15hp these flow-matched injectors give you for around the same price as set of OE replacements would cost you

Level 2: 60 HP - 135 Lb-ft TQ

higher flowing fuel filter

01-04 Duramax LB7 HSP Billet Valve Covers Turbo Several sizes available and weHere at HSP we believe in going fast and making big power. We also believe you should look good doing it! We are the worlds first in releasing a fully billet upper valve cover for the LB7 Duramax. In our design, we were sure to include any necessary components. Including the fuel line support bracket, as well as, provisions to allow the factory fuel FICM location. Whether you are building a show truck, diesel swapping your classic car, or just