2001-2004 Chevrolet / GMC Billet Valve Covers Illusion Blueberry Fits aFe POWER Intakes 9L Cummins 2003-2005 equipped with

9L Cummins 2003-2005 equipped with an automatic Tranmission

The Master PCM Code for the 14004 is AWA4

Smooth transition bends decrease turbulence

2001-2004 LB7 6

allowing air to move through with ease

2001-2004 Chevrolet / GMC Billet Valve Covers Illusion Blueberry Fits aFe POWER Intakes 9L Cummins 2003-2005 equipped withHere at HSP, we believe in going fast and making big power. We also believe you should look good doing it! We are the world's first in releasing a full 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