Mishimoto Aluminum Coolant Expansion Tank Black 2008-2014 WRX / 2005-2009 Legacy GT / 2005-2009 Outback XT / 2009-2014 Forester XT

Eliminate the unsightly stock expansion tank and replace it with the Mishimoto Aluminum Coolant Expansion Tank. Crafted from fully welded, all-aluminum construction, this tank not only enhances the appearance of your engine bay but also delivers superior durability through repeated heat cycles.

Designed for performance and reliability, the tank features precision CNC-machined, leak-free barb fittings and offers a 22% increase in coolant capacity compared to the factory unit. It’s a direct-fit upgrade that works seamlessly with both OEM and Mishimoto radiator caps. This expansion tank is the perfect blend of form and function. As always, it’s backed by the Mishimoto Lifetime Warranty.

Features:

• Direct replacement for OEM Expansion Tank
• 22% greater capacity than stock plastic expansion tank
• All-aluminum, fully welded construction for maximum durability during repeated cold and hot transitions
• Leak-free welded CNC barb fittings
• Fits with Mishimoto Subaru WRX Front-Mount Intercooler Kit
• Fits with stock and Mishimoto radiator caps
• Polished aluminum finish matches the Mishimoto Subaru WRX/STI Performance Aluminum Radiator
  

Note: This expansion tank may not fit with the stock air intake "S" hose, an aftermarket intake is recommended for the best fit.

Installation Instructions