2015-2017 Mustang ROUSH 2.3L EcoBoost I4 Power Pack Level 2 421991

The Roush Performance Level 2 Power Pack for the 2015-2017 2.3L Ecoboost Mustang, adds an exceptional 60 RWHP and 51 lb-ft. of torque to the stock 2.3L Ecoboost engine. An optional 3-year/36,000-mile limited powertrain warranty gives you the confidence to crank up the power.

The included ROUSH Ecoboost I4 cold air kit is fully tested and calibration certified to work seamlessly with our performance ECU reflash and adds a sporty sound to the turbocharged 2.3L engine. Our cold air kits are the best in the industry, designed and tooled in CAD to maximize available underhood space, and injection molded from premium automotive grade materials for long life. An incredible 75% lower intake restriction over stock, ensures you will never need to upgrade your intake.

The ROUSH premium 2.5” axle back exhaust system is built from high-quality 304-grade stainless steel for long life and great sound. The system includes all hardware and is fully tested to work as a system with the ROUSH Ecoboost cold air kit and ECU flash.

Roush calibration engineers have extensive OEM calibration experience and sweat the details to ensure strong performance without sacrificing driveability. Hundreds of hours spent in the lab and on the dyno, testing and validating our calibrations, set our Power Pack calibrations apart from guesswork tuning.

In addition to improved horsepower and torque, improved boost and throttle mapping lend a sporty feel right off idle to provide amazing driveability improvements all through the power band.

Roush Power Pack calibrations are programmed easily into the factory ECU via industry standard J2534 reflash interfaces, with our free Roush Diagnostic Tool, (RDT), utility. Fast, fun, and affordable power from Roush Performance - the leaders in Ford Performance vehicles and products.

Product Features
An Increased engine performance of over: 60 RWHP and 51 lb-ft. RWTQ
Improved boost targeting adds increased torque and horsepower across the entire RPM range
Calibration optimized for 91 octane fuel, (compatible with lower octane with reduced power)
Overboost mode allows for aggressive midrange passing
Optional 3-year/36,000-mile limited powertrain warranty
Calibration is flashed using free Roush RDT software using industry standard J2534 interface tools. (Note: a dealer service charge may apply)
The most highly engineered Cold Air Intake kit on the market!
75% less intake restriction compared to stock Ecoboost induction system
CAD designed for optimized hood sealing to keep out heat and gain maximum performance
High flow, high capacity, washable and reusable performance air filter (Does NOT require oiling)
Maximum Flow exhaust with 2.5" Tubing
Resonators offer sporty tone with minimal harshness.
Constructed entirely from 304 stainless steel
2015+ Ford Mustang w/2.3L-I4 EcoBoost (All)
Optional warranty must be purchased within 30 days of service installation date. (See Roush warranty document 15PP-336PW-AA for complete details
Not approved for sale in California or states that require California E.O.#

Roush Performance has long been known as the leading tuning for the Ford Mustang. Anytime you purchase a Roush product you can rest assured that product is built to the highest possibly specifications for your 2015-2017 Ford Mustang.

No discounts can be taken on Roush products. The price shown in our lowest price available.

 Fitment: 2015, 2016, 2017 Ford Mustang S550 Eco Boost