2015-2017 Mustang 2.3L I4 EcoBoost Roush Cold Air Intake & Axle Back Exhaust Kit

•Brand New •Fits 2015-2017 I4 2.3L EcoBoost Mustang •Kit includes Roush 421827 Cold Air Intake & 421837 Axle Back Exhaust System Cold Air Intake •Roush Part # 421827 •No Calibration required •Will not void factory warranty •Step-down coupler for use with larger turbos •Air Resources Board approved: EO No. D-418-30 •Improved throttle response •Increased performance by +30 HP and +28 ft-lbs torque •74% less intake restriction •CAD designed for optimized hood sealing and performance •Easy installation (no drilling or cutting required) •Reusable Oil-free air filter •Superior filtration properties •ROUSH 90-Day Limited Warranty The all-new 2015 Mustang 2.3L ROUSH EcoBoost Cold Air Kit replaces the restrictive stock air intake, unlocking latent power and fuel efficiency. There’s no need for calibration or a custom tune as this CAI system was engineered and tested to ensure that no calibration changes are required. Paired with Ford’s innovative EcoBoost engine, our ROUSH Cold Air Kit fe