Roush Performance

625 Horsepower and 525 lb-ft of torque (upgrade for previous ROUSH Supercharger 525hp, 540hp and 575hp kits/vehicles) Upgrade Kit Includes: 85mm Supercharger Pulley 6-Rib Serpentine FEAD (Front Engine Accessory Drive) Belt ROUSH Cold Air Induction System featuring a new 110mm MAF tube, larger clean air tube, open air box and washable/re-usable performance air filter Unique ROUSH PCM Calibration (Mustang PCM must be shipped back to ROUSH) Works with 2011-2014 Ford 5.0L Mustangs equipped with the ROUSH 5.0L supercharger kits producing 525, 540 or 575 horsepower Includes ROUSH 3 Year/36,000 Mile ROUSH Parts Only limited wararnty VOID’S original 3 Year/36,000 Mile Powertrain/Drivetrain warranty. NOT approved for sale or installation in the state of California Part # 421389