Roush Performance
2005-2009 Mustang Supercharger Dual Belt Phase 2

Mustang Supercharger 2005-2009 models 550 hp / 500 lb-ft total power at flywheel For the 4.6L 3-valve V8 (GT) engine Industry leading dual belt FEAD 90mm bolt-on pulley allows for easy upgrade Includes GT500 fuel system to meet fuel delivery need at higher horsepower level ROUSH® cal. Not C.A.R.B. approved -- not for sale in California or other "green" states Designed for manual transmissions only Part #421103