2015-17 Mustang Roush Cold Air Intake Kit 2.3 by Roush

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  • Roush Mustang Cold Air Intake Kit (15-16) 2.3 421827
  • Roush Mustang Cold Air Intake Kit (15-16) 2.3 421827
Roush Mustang Cold Air Intake Kit (15-16) 2.3 421827
  • Roush Mustang Cold Air Intake Kit (15-16) 2.3 421827
  • Roush Mustang Cold Air Intake Kit (15-16) 2.3 421827

Increase airflow by 74% with this 2015-2017 Mustang EcoBoost Roush cold air intake kit!

Item #RSH-421827
MPN# 421827

Your Price: $399.99

Market Price:$410.99
You Save 2.68 % ($11.00)

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  • Increased Power
  • Easy Installation
  • 49 State Legal


  • 74% Less Intake Restriction
  • No Tune Required
  • Reusable Oil-Free Air Filter

What's in the Box

  • (1) Air Box
  • (1) Filter Tube
  • (1) Dirty Air Duct
  • (1) Clean Air Tube
  • (1) Filter w/ Clamp
  • Installation Hardware
  • Installation Instructions

Made in the USA

Product Description

Roush Performance EcoBoost Cold Air Kit
Give your 2015-2017 Mustang EcoBoost improved airflow for a boost in power with Roush's cold air intake kit! This 2.3L EcoBoost cold air intake kit is designed to be a direct replacement with no tune required. This intake increases air flow by 74% compared to the factory intake and paper air filter! The increased flow leads to more horsepower, torque and overall throttle response. Roush has seen performance gains of nearly 30 horsepower and 28 ft/lbs of torque! A step down coupler is included for use with larger turbos.

Roush Quality
Roush Performance builds all of their parts to OEM standard for the best fit, finish, and performance. This S550 cold air intake is no exception. Using computer-aided design (CAD), this Roush cold air intake kit is designed as a direct fit installation and is optimized for a complete hood seal with no cold air loss. A dry filter is utilized to retain it's shape under high airflow. Wire mesh inner and outer layers provide durability and the highest filtration possible. No oiling required and easily washable for re-use. Backed by a 90-day limited warranty.

Fitment Note
-Not approved for sale in California or states that require a California E.O. #.

-Fits 2015-2017 Mustang 2.3L EcoBoost

ROUSH® Limited Warranty - Click Here

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Vehicle Applications

Ford Mustang - 2015 (15) - 2016 (16) - 2017 (17)

About This Brand

Roush - The Art of Performance Engineering
ROUSH Performance is the first specialty-vehicle company to combine race-proven technologies with advanced automotive engineering. The result, a unique mix of street car and race car...Is a ROUSH car. Or more specifically, a ROUSH Mustang or F-150 pickup with styling, performance, and handling characteristics derived from the racetrack and modified for street legal usage. The vehicles and components produced by ROUSH Performance are imprinted with Jack Roush's vision, passion for performance, and commitment to excellence. He personally approves the design, engineering, fit, finish and overall performance of each package, ensuring that his personal standards are met prior to production and product release. Many of these products are designed by the same engineering group that has helped Roush Racing become the winningest Ford racing team in history.

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