2008-2014 STI

Here, you are looking at the Mishimoto Exhaust Adapter, Stock Downpipe to 3" Exhaust. This is ideal for those of you opting to keep your stock dow...

The Mishimoto X Line performance aluminum radiator for the 08+ Subaru WRX and STI is designed with a larger 3 row core to maximize cooling efficien...

Wheel spacers are a great way to create brake clearance, add track width, prevent tire rub, and provide ideal wheel fitment on your 2015+ Subaru WR...

Wheel spacers are a great way to create brake clearance, add track width, prevent tire rub, and provide ideal wheel fitment on your 2015+ Subaru WR...

Upgrade the look of your Subaru engine bay with the Mishimoto Limited Edition Subaru Oil Filler Cap. Crafted from CNC-machined aluminum for superio...

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...

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...

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...

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...