2015-2021 STI

Add some flair to the engine bay of your 2015+ Subaru WRX or STI with the Mishimoto Aluminum Radiator Stay Set. These radiator stays will fit perfe...

Don't let a pesky exhaust leak ruin the beautiful exhaust tone from your turbo Subaru. The Mishimoto Subaru Exhaust Adapter allows a smooth exhaust...

This is the Mishimoto Pistol Grip Shift Knob. The Pistol Grip resembles a classic hot-rod style shift knob that comfortably conforms to your hand t...

Regardless of what you drive, we know you care about your car’s style – That’s why we’ve teamed up with Hoonigan to release a limited-edition bille...

Mishimoto is proud to release the 2015+ Subaru WRX/STI cat-back exhaust. One of the biggest complaints 2015 WRX owners have is that the stock 2015 ...

Get that plastic blob of an overflow tank out of your engine bay. Stock plastic tanks are prone to failure due to repeated hot and cold cycles, and...

Get that plastic blob of an overflow tank out of your engine bay. Stock plastic tanks are prone to failure due to repeated hot and cold cycles, and...

The Subaru WRX STI provides a great balance of power, handling, and reliability. As with any vehicle, controlling fluid temperatures will ensure co...

The Subaru STI provides a great balance of power, handling, and reliability. As with any vehicle, controlling fluid temperatures will ensure consis...

Free up some engine bay space with the Mishimoto Subaru WRX/STI Plug-N-Play Aluminum Fan Shroud Kit! This kit bolts directly to your stock or Mishi...

The Mishimoto performance aluminum radiator for the WRX and STI is designed and engineered to maximize cooling efficiency by up to 30%, boost en...

The Mishimoto racing thermostat will promote greater cooling efficiency throughout your engine. The Mishimoto racing thermostat will significantly ...

The Mishimoto Aluminum Coolant Expansion Tank for your 02-07 Subaru WRX or 04-16 STI. This is a 100% aluminum unit that is TIG-welded, and it i...