Skip to content
FREE SHIPPING* On Orders Over $199 within 48 States
Shop in Confidence with Our Price Protection Program!
Clear Car Save Vehicle
Skip to product information
1 of 5

Mishimoto

Front-Mount Intercooler Kit with Intake - Silver

Fits: 15-21 WRX STI


Estimated Shipping Widget will be displayed here!

Profile Avatar

Talk to an Enthusiast

Verify Fitment & Product Recommendations

M-F 8:30AM - 5:00PM


Fitment

Please Note: Direct fit for the 2015-2021 Subaru WRX STI. Silver intercooler finish on this listing; includes the Mishimoto Performance Air Intake. No cutting of the front bumper is required and the factory fog lights are maintained. Part number: MMINT-STI-15AISL.
  • 2015–2021 Subaru | WRX STI

Description

The Mishimoto Front-Mount Intercooler Kit with Intake in Silver is a direct-fit front-mount intercooler kit for the 2015-2021 Subaru WRX STI, designed for applications that demand the greatest airflow and cooling capabilities. The kit uses the same 28-inch intercooler as the Mishimoto 2015 WRX front-mount intercooler kit, with a 3.5-inch thick core that will support up to 600 whp or 30 PSI of boost pressure, smooth cast end tanks for uninterrupted airflow, and mandrel-bent aluminum piping for optimum airflow.

  • Part number: MMINT-STI-15AISL
  • Direct fit for the 2015-2021 Subaru WRX STI
  • Silver intercooler finish on this listing; includes the Mishimoto Performance Air Intake
  • 28-inch bar-and-plate intercooler core, 3.5 inches thick; supports up to 600 whp or 30 PSI of boost pressure
  • Smooth cast end tanks make for uninterrupted airflow through the cooler, without excessive pressure drops
  • Mandrel-bent aluminum piping; the pipe routing maintains the factory fog lights
  • No cutting of the front bumper or other modifications are required; the application-specific crash bar positions the intercooler in the lower grille of the front bumper
  • Includes two different turbo outlet hoses for stock or upgraded turbos with a larger compressor outlet
  • Piping works with the stock bypass valve or aftermarket blow-off valves
  • Mishimoto Lifetime Warranty

Frequently Asked Questions

Does this front-mount intercooler kit fit my WRX STI?
Yes, if your vehicle is a 2015-2021 Subaru WRX STI. The kit is a direct fit, requires no cutting of the front bumper, and maintains the factory fog lights.

What is included in the box?
The kit includes the front-mount intercooler, the application-specific crash bar, mandrel-bent aluminum piping, two different turbo outlet hoses, and the Mishimoto Performance Air Intake, covered by the Mishimoto Lifetime Warranty.

How much power does this intercooler support?
The 3.5-inch thick core will support up to 600 whp or 30 PSI of boost pressure.

Shipping and Delivery

Review our Shipping Policy for delivery details, shipping costs and exclusions.

Warranty and Support

Limited Manufacturer Warranty

Return and Refund

Eligibility, exclusions, applicable fees and exceptions are detailed in our Return Policy. Restrictions apply to special-order and custom products.

Proposition 65

Proposition 65 Warnings: cancer and reproductive harm www.p65warnings.ca.gov