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Roush Performance 2015-2017 Mustang 2.3L EcoBoost Performance Pac Level 2
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Roush Performance 2015-2017 Mustang 2.3L EcoBoost Performance Pac Level 2

Part Number 421991
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$1,149.99
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Description
  • Fits 2015-2017 Ford Mustang I4 2.3L EcoBoost
  • ROUSH “Level 2” Performance Pac
  • Increased engine performance of 60 RWHP and 51 ft-lb RWTQ over stock!
  • Package includes
    • Cold Air Intake Features:
      • The most highly-engineered cold air intake on the market
      • 75% less intake restriction compared to stock induction system
      • CAD designed for optimized hood sealing to keep out heat and gain maximum performance
      • Includes a high flow, high capacity, washable and reusable performance air filter (does NOT require oiling)
    • Exhaust Features:
      • Corrosion resistant 304 Stainless Steel
      • 4” Chrome-Flashed Tips
      • High-flow mufflers
      • Aggressive tone
      • Increased flow over stock
      • Requires no welding
      • Utilizes OEM mounting points
    • Calibration Features:
      • Increased torque and horsepower across the entire RPM range
      • Improved throttle mapping lends a more “sporty” feel to the I4 2.3L EcoBoost engine
      • Calibration optimized for 91 octane fuel (to obtain advertised power gains) and designed by ROUSH engineers under laboratory conditions
      • Vehicle’s PCM to be flashed using ROUSH’s free RDT Software & industry standard J2534 interface tool (Note: Dealer service charges may apply)
      • Optional ROUSH 3-year/36,000-mile limited powertrain warranty available for purchase
  • Includes all necessary hardware for exhaust and cold air intake
  • 50 State Legal for 2015-2017 Model Years: EO #D-418-28
  • Note: Performance Pac is not designed to be compatible with other aftermarket powertrain components - flash card voucher is final sale and is not returnable.
  • Note: For owners of 2015+ Mustangs that are equipped with ROUSH’s quad-tip exhaust, ROUSH recommends you go with the Level 1 Performance Pac, as the exhaust in this system cannot be used on your vehicle.
  • Part #421991
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