Roush 422183 Performance Pac Level 2 (2018-2023 Mustang 2.3L I4)

Product highlights for the 2018-2020 Mustang 2.3L ROUSH Performance Pac - Level 2:

• Fits 2018-2020 Ford Mustang I4 2.3L EcoBoost
, excluding the high output Mustang I4 2.3L EcoBoost and vehicles with Ford Active Exhaust.
• Adds 34 horsepower and 37 lb-ft of torque over stock

• Adds signature ROUSH exhaust note with dual-wall exhaust tips and dual single-tip, high-flow mufflers

• Cold Air Intake feeds cooler, denser air to the engine, increasing overall power output while boosting the sound of your Mustang

• Includes a high flow, high capacity, washable and reusable dry element performance air filter that does not require oiling

• Delivers a sportier driving feel with improved throttle mapping

• Calibration is optimized for 93-octane fuel, but is compatible with 91-octane fuel

• Package includes the ROUSH calibration Flash Voucher Card, ROUSH Cold Air Intake Kit, ROUSH Axle-back exhaust, and all necessary hardware

• Includes ROUSH 3-year/36,000-mile Limited Powertrain Warranty

Unlock the full performance potential of the EcoBoost Mustang, adding gains of 34 horsepower and 37 lb-ft of torque with the ROUSH Performance Pac Level 2. Add the signature, head-turning ROUSH exhaust note to stand out from the crowd with the included ROUSH axle-back exhaust kit. Included in the Performance Pac Level 2 is the newly re-designed ROUSH Performance Cold Air Intake, ROUSH Axle-back Exhaust Kit, and a ROUSH Calibration for the vehicle’s PCM.

The cold air intake replaces the restrictive stock air intake, unlocking power and fuel efficiency. For a sportier driving experience, the ROUSH calibration is optimized to provide more boost and improved throttle mapping. The ROUSH Performance Axle-Back Exhaust Kit included in this system features polished dual-wall exhaust tips embossed with the ROUSH logo and dual single-tip high-flow mufflers.

Everything is provided in the kit for installation, and installation can be completed with standard garage tools in as little as two hours. Because ROUSH is with you on this ride, this Performance Pac includes the ROUSH 3-year/36,000-mile Limited Powertrain Warranty.

50-State emissions-legal on 2018-2020 Mustangs (CARB E.O. #D-418-37).