Our Duramax LB7 and LLY billet aluminum intake cross bridge will help you get the horsepower you need. If you are looking for more power, increased air flow and perfect fitment every time this high flow bridge is what you need. Available for all year model Durmax Engine from 2001-2005. Available with or with out a bead rolled 90 degree bend welded to the bridge. This is the perfect item for shops that like to build their own turbo kits or the "do it yourself" welder that has his own project.