Holley EFI - HP EFI ECU, USB Cable, and Software Spindle - 2 in Drop

Spindle - 2 in Drop Spindle - Driver / Passenger Side - Iron - Black Paint - GM A-Body / F-Body - Kit

Fuel Pump - A1000 Stealth - Electric - In-Tank - 700 lb/hr at 45 psi - 8 AN Female O-Ring Outlet / Return - E85 / Gas - Cobra - Ford Mustang 2003-04 - Kit

This system uses a tuned 60 Series style muffler for an aggressive to moderate exhaust tone and increased performance

The kit comes with a pair of Super 44™ mufflers to complement that iconic deep and powerful Fox body sound

Holley EFI - HP EFI ECU, USB Cable, and Software Spindle - 2 in DropLooking for a plug and play alternative for your stock or built late model factory EFI engine? How about a replacement ECU for your older Holley C950? Holley has you covered. HP EFI ECU and harness kits are designed to be used with popular factory EFI engines as an alternative to the factory ECU and harness or as a replacement for your C950 ECU. The HP allows you to accurately control the fuel and ignition of your engine along with additional controls