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  1. Roush 422114 2018-2022 Mustang GT Performance Pack Level 2

    Regular Price: $1,399.99

    Special Price $1,259.99

    What's included:

    ROUSH PCM (Powertrain Control Module) Calibration
    ROUSH Cold Air Intake Kit
    Premium ROUSH Axle-Back Exhaust System

    ROUSH Performance Pac Level 2 product highlights:
    Fits the 2018-2020 Mustang 5.0L V8 engine
    Increases engine performance throughout the power curve
    Adds 24 RWHP and 18 ft-lb RWTQ over stock
    PCM calibration is optimized for 91-octane fuel (compatible with lower octane levels with a potential decrease in performance)
    Calibration is flashed using free ROUSH RDT software using industry standard J2534 interface tools (Note: a dealer service charge may apply)
    Experience a sportier driving experience with more aggressive throttle mapping
    Improved throttle response
    Reduces air flow restriction
    Aggressive race-inspired sound, looks, and performance
    Axle-back exhaust improves flow and reduces back pressure with mandrel-bent tubing
    3 year/36,000 mile limited powertrain warranty
    50 State Legal for 2018-2020 Model Years: EO #D-418-32

    Learn More
  2. Roush 422113 2018-2022 Mustang GT Performance Pack Level 1

    Regular Price: $999.99

    Special Price $899.99

    What's included:
    ROUSH PCM (Powertrain Control Module) Calibration
    ROUSH Cold Air Intake Kit
    ROUSH Level 1 Performance Pac Product Highlights:
    Fits the 2018-2020 Mustang 5.0L V8 engine
    Increases engine performance throughout the power curve
    Adds 24 RWHP and 18 ft-lb RWTQ over stock
    PCM calibration is optimized for 91-octane fuel (compatible with lower octane levels with a potential decrease in performance)
    Calibration is flashed using free ROUSH RDT software using industry standard J2534 interface tools (Note: a dealer service charge may apply)
    Experience a sportier driving experience with more aggressive throttle mapping
    Improves throttle response
    Reduces air flow restriction
    3 year/36,000 mile limited powertrain warranty
    50 State Legal for 2018-2020 Model Years: EO #D-418-32

    Learn More

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