P/N 17329 05-09 Mustang GT Stealth EFI Fuel System. For Mustang GT's with GT500 4-Valve 5.4L Swap.Rated for EFI engines producing up to 1,400 Flywheel HP Forced Induction or 1,900 Flywheel HP Naturally Aspirated. For 2005-2009 Mustang GT's with engine swap to 5.4L GT500 Supercharged 4V engine and/or equivalent intake. Includes Aeromotive's Fuel Pump Speed Controller for continuous duty street/strip applications.