P/N 17320: 10-17 Mustang GT Stealth EFI Fuel System: For Late Model GT's with GT500 4-V 5.4L swap. Rated for EFI engines producing up to 1,000 Flywheel HP Forced Induction or 1,300 Flywheel HP Naturally Aspirated on gas. For 2010-2017 Mustang GT Chassis with engine swap to a 5.4L GT500 Supercharged 4V engine and/or the equivalent intake. Includes Aeromotive's HD Fuel Pump Wiring Kit for limited duty, racing applications.