BD Diesel 03-09 Dodge 5.9L/6.7L Fuel Distribution BlockEnsure more consistent fuel pressure throughout the RPM range, with increased fuel flow; Designed for performance single CP3 pumps or dual CP3 set ups; Billet aluminum block replaces fuel filter and bowl; Removes restriction and increases fuel flow; Auxiliary supply and return ports for dual fuel supply; Supply pump pressure sensor port; Great for high fuel flow applications and performance lift pump kits such as FASS, AirDog and BD Flow Max; Includes