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These billet covers are a lot stronger than the original cover
Upgrade your valve cover bolts in your 2004
AirDog 4G is designed to operate at flows and pressures beyond the maximum requirements of the engine
LEDs: 33 Osram® LEDs
Wehrli Custom Fab Y-Bridge Kit 01-04 GM 6.6L Duramax LB7 Select Powder Coating:Gloss Black These billet covers are aNeed more air? Your stock intake manifold can be restrictive, making bottlenecks in your air intake system which robs you of performance! Grab Wehrli's Y Bridge kit that can increase airflow by up to 50% so your engine gets to breathe free. NOTE: While some colors are kept in stock, other colors will take an extra 10 15 business day delay in powder coating. Wehrli's Y Bridge Kit comes with their high flow 3 kit to increase throttle response and turbo
US$ 33.34
US$ 14.95
US$ 3472.50
