Increase your 2018-2020 Ford Mustang's performance with a ROUSH Performance Pac!

*2018-2020 Mustang GT (5.0L V8) performance gains shown in the graphic above.

Take your 2018-2020 Ford Mustang's performance up a notch with a ROUSH Performance Pac. We have combined some of our most popular ROUSH products for 2018-2020, 2.3L EcoBoost and 5.0L V8 equipped Ford Mustangs into Level 1 and Level 2 Performance Pacs that won't break the bank. Each Performance Pac includes a 3-year/36,000 mile limited ROUSH powertrain warranty and all of our components are designed using OEM CAD data to ensure perfect fitment. They are also 50-State emissions-legal on 2018-2020 Ford Mustangs.

2018-2020 Ford Mustang GT (5.0L V8) Performance Pac Level 1 & Level 2

  • Increases performance +24 RWHP and +18 ft-lb RWTQ over stock
  • Improved throttle response
  • Sportier driving experience with more aggressive throttle mapping
  • Increased airflow
  • Aggressive race-inspired sound, styling, and performance
  • Axle-back exhaust improves flow and reduces backpressure
  • 3 year/36,000 mile limited powertrain warranty
  • 50 State Legal for 2018-2020 Mustangs: EO #D-418-32

The ROUSH Performance Pac Level 1 for the 2018-2020 Ford Mustang GT includes a ROUSH Cold Air Intake Kit and ROUSH Powertrain Control Module Calibration. Our ROUSH Calibration is optimized for 93-octane fuel but it's compatible with 91-octane fuel.

The ROUSH Cold Air Intake Kit has been designed and engineered specifically for the 2018-2020 Mustang 5.0L V8 engine. By replacing your restrictive factory air intake system with our Cold Air Intake Kit for improved throttle response and a sportier driving experience. Our new specially designed "see-through" lens on top of the air box displays the air filter as if it were an open air box. The enclosed airbox creates more horsepower by keeping inlet air temperatures down and allowing cooler, more dense, air to the engine.

The ROUSH Performance Pac Level 2 for the 2018-2020 Ford Mustang GT includes everything in the Performance Pac Level 1 with the addition of the ROUSH Axle-Back Exhaust System. Our Axle-Back Exhaust System has that signature race-inspired rumble you crave. The 2018-2020 ROUSH Performance Axle-Back Exhaust System is constructed of corrosion-resistant T-304 stainless steel, and is mandrel-bent for maximum airflow.

2018-2020 Ford Mustang EcoBoost (2.3L I4) Performance Pac Level 1 & Level 2

  • Boosts performance +33 horsepower and +37 ft-lb torque over stock
  • Improved throttle response
  • Sportier driving experience
  • Increased airflow
  • Aggressive race-inspired sound, styling, and performance
  • Axle-back exhaust improves flow and reduces backpressure
  • 3 year/36,000 mile limited powertrain warranty
  • 50 State Legal for 2018-2020 Mustangs: EO #D-418-37

The ROUSH Performance Pac Level 1 for 2018-2020 Ford Mustang EcoBoost includes a ROUSH Cold Air Intake Kit and ROUSH Powertrain Control Module Calibration. The ROUSH Calibration is optimized for 93-octane fuel but is compatible with 91-octane fuel.

The ROUSH Cold Air Intake Kit has been designed and engineered specifically for the 2018-2020 Mustang 2.3L I4 EcoBoost engine. By replacing your restrictive factory air intake system with our Cold Air Intake Kit you unleash your EcoBoost Mustangs performance potential. Our specially designed "see-through" lens on top of the air box displays the air filter as if it were an open air box.

The ROUSH Performance Pac Level 2 includes everything that comes with the Performance Pac Level 1 along with the ROUSH Performance Axle-Back Exhaust System. The ROUSH Performance Axle-Back Exhaust System included in this system features polished dual-wall exhaust tips embossed with the ROUSH logo and dual single-tip high-flow mufflers.

If you would like more information or have any questions regarding our ROUSH Performance Pacs for your Mustang, please fill out the information below and a member from our Customer Success Team will be in touch.



About the author

ROUSH Performance
ROUSH Performance
ROUSH Performance, a division of Roush Enterprises, designs, engineers and manufactures completely assembled pre-titled vehicles, aftermarket performance parts, and superchargers for the global performance enthusiast market. Based in Plymouth Township, Michigan, ROUSH Performance was founded in 1995 by motorsports legend Jack Roush.
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