This new Black Label Aluminum Fuel Rail Kit is a bolt on for the LS3 Corvette, LS3 and L99 Camaro, and L76 G8 customers that are running the longer standard length Bosch injector. The kit also compatible with GM Performance Parts L76 and LS3 intake manifolds for crate engines. The rails improve fuel rail volume, are light weight, and black anodized for a crisp clean look. There are no modifications needed and the kit comes with laser engraved rails, mounting brackets, and hardware for a hand tool bolt on installation. Custom Mast fuel rail fittings are available.