Roush Performance

For use ONLY on the NATURALLY ASPIRATED 11.0:1 Compression Ratio Ford Racing 5.0L Aluminator Crate Engine – manual transmissions. Please contact our sales team if you are unsure what type of engine you have. ROUSH Fuel Pump Voltage Regulator to moderate fuel flow and ensure a proper fuel-to-air charge ratio Plug-n-Play wiring harness where no modifications are needed to the vehicles fuel pump wiring system ROUSH Cold Air Induction system with 110mm MAF, washable/re-usable open element air filter and air dam Bolt on 80mm supercharger pulley Produces 675 horsepower and 585lb-ft of torque (50 HP gain and 60 lb-ft gain over Phase 2) 3 Year/36,000 Mile Parts limited warranty included (ROUSH Supplied Parts Only) NOT approved for sale or installation in the state of California Part # 421601