The DeatschWerks X2 Series dual fuel pump module with dual DW400 pumps helps optimize your fuel pump voltage for even pressure and delivery. Featuring dual DW400 pumps for 800lph of flow, these are perfect for vehicles running 1,500 or more horsepower. This unit is built to last and designed for return style systems only. Its top hat section is constructed with T6061 aluminum and stainless M5 bulkhead wiring studs to help optimize flow. This kit is exactly what you need to improve the fuel system on your high horsepower Mustang, all while keeping the OE fuel tank.