GDP Big Fuel Line Kit 03-07 Dodge 5.9L Cummins BOS-HP004X The factory injector cups are

The factory injector cups are very prone to pitting and becoming seized onto the injector itself

When its dark outside and you really need a light source

but without the chatter and harshness that can come from a ceramic disc

and other special maneuvers

GDP Big Fuel Line Kit 03-07 Dodge 5.9L Cummins BOS-HP004X The factory injector cups areLose that restrictive line from the fuel filter housing to the injection pump and let your fuel system flow at it's full potential! Gain 2 3 psi right where you need it, at the injection pump inlet! The factory hard line from the fuel filter to the injection pump is less than 1 4" in diameter. Our system replaces the restrictive banjos and factory hard line with a custom stainless adapters and full 3 8" line. System includes stainless steel adapters,