Mishimoto MMRT-WRX-01E Aluminium Coolant Expansion Tank Subaru WRX STi 04-11
- Direct fit for the 2002–2007 Subaru WRX and 2004–2014 Subaru WRX STI
- 50% greater capacity than stock plastic expansion tank
- 100% aluminium, fully-welded construction for maximum durability during repeated cold and hot transitions
- Leak-free welded barb fittings
- Fits with stock and Mishimoto radiator caps
- Polished aluminium finish matches the Mishimoto Subaru WRX/STI Performance Aluminium Radiator
- Mishimoto Lifetime Warranty
Add some additional reliability and engine bay styling with the Mishimoto Subaru WRX 2002–2007 / STI 2004–2014 Aluminium Coolant Expansion Tank. Stock coolant expansion tanks are prone to failure after years of constant temperature variations. The Mishimoto tank is constructed from durable, TIG-welded aluminium with barbed fittings for optimal durability and longevity. This expansion tank provides a 50% increase in capacity compared to the stock unit. It features a polished finish that will look great in your engine bay, and it matches the Mishimoto Subaru WRX/STI Performance Aluminium Radiator! The Mishimoto Coolant Expansion Tank is engineered for perfect fitment in the 2002–2007 WRX and the 2004–2014 STI! As with all our products, this expansion tank includes the Mishimoto Lifetime Warranty, ensuring superior product quality and craftsmanship.
Overall Height
- 98mm (3.85")
Overall Width
- 159mm (6.25")
Fluid Capacity
- 776 cc
Purchase Includes
- Aluminium Expansion Tank
- Mishimoto Radiator Cap
- Lifetime Warranty
Fits
- 01–07 Subaru WRX
- 04–07 Subaru WRX STI
- 08–14 Subaru WRX STI
Engine Codes
- EJ205
- EJ255
- EJ257
- EJ207
This product is compatible with the following vehicles
| Vehicle Make | Vehicle Model | Vehicle Variant | From | To | Engine | Notes |
| Subaru | Impreza | WRX | 2001 | 2001 | EJ20T | 2.0L UK300 - 4WD Petrol |
| Subaru | Impreza | WRX | 2003 | 2005 | EJ205 | 2.0L - 4WD Petrol |
| Subaru | Impreza | STi | 2004 | 2004 | EJ201 | 2.0L WR1 - 4WD Petrol |
| Subaru | Impreza | WRX | 2004 | 2004 | EJ205 | 2.0L WR1 - 4WD Petrol |
| Subaru | Impreza | STi | 2004 | 2004 | EJ20 | 2.0L WR1 - 4WD Petrol |
| Subaru | Impreza | WRX | 2004 | 2004 | EJ201 | 2.0L WR1 - 4WD Petrol |
| Subaru | Impreza | WRX | 2004 | 2004 | EJ20 | 2.0L WR1 - 4WD Petrol |
| Subaru | Impreza | STi | 2004 | 2004 | EJ207 | 2.0L WR1 - 4WD Petrol |
| Subaru | Impreza | STi | 2004 | 2004 | EJ205 | 2.0L WR1 - 4WD Petrol |
| Subaru | Impreza | WRX | 2004 | 2004 | EJ207 | 2.0L WR1 - 4WD Petrol |
| Subaru | Impreza | WRX | 2005 | 2005 | EJ201 | 2.0L Prodrive - 4WD Petrol |
| Subaru | Impreza | STi | 2005 | 2005 | EJ201 | 2.0L Prodrive - 4WD Petrol |
| Subaru | Impreza | WRX | 2005 | 2005 | EJ20 | 2.0L Prodrive - 4WD Petrol |
| Subaru | Impreza | WRX | 2005 | 2005 | EJ207 | 2.0L Prodrive - 4WD Petrol |
| Subaru | Impreza | STi | 2005 | 2005 | EJ20 | 2.0L Prodrive - 4WD Petrol |
| Subaru | Impreza | WRX | 2005 | 2007 | EJ255 | 2.5L - 4WD Petrol |
| Subaru | Impreza | STi | 2005 | 2005 | EJ207 | 2.0L Prodrive - 4WD Petrol |
| Subaru | Impreza | WRX | 2005 | 2005 | EJ205 | 2.0L Prodrive - 4WD Petrol |
| Subaru | Impreza | STi | 2005 | 2007 | EJ255 | 2.5L - 4WD Petrol |
| Subaru | Impreza | WRX | 2005 | 2007 | EJ257 | 2.5L - 4WD Petrol |
| Subaru | Impreza | STi | 2005 | 2005 | EJ205 | 2.0L Prodrive - 4WD Petrol |
| Subaru | Impreza | WRX | 2005 | 2005 | EJ204 | 2.0L Prodrive - 4WD Petrol |
| Subaru | Impreza | STi | 2005 | 2007 | EJ257 | 2.5L - 4WD Petrol |
| Subaru | Impreza | STi | 2005 | 2005 | EJ204 | 2.0L Prodrive - 4WD Petrol |
| Subaru | Impreza | STi | 2007 | 2011 | EJ255 | 2.5L - 4WD Petrol |
| Subaru | Impreza | STi | 2007 | 2011 | EJ257 | 2.5L - 4WD Petrol |
| Subaru | Impreza | WRX | 2007 | 2011 | EJ255 | 2.5L - 4WD Petrol |
| Subaru | Impreza | WRX | 2007 | 2011 | EJ257 | 2.5L - 4WD Petrol |
| Subaru | Impreza | WRX | 2009 | 2010 | EJ255 | 2.5L 330S - 4WD Petrol |
| Subaru | Impreza | WRX | 2009 | 2010 | EJ257 | 2.5L 330S - 4WD Petrol |
| Subaru | Impreza | STi | 2009 | 2010 | EJ255 | 2.5L 330S - 4WD Petrol |
| Subaru | Impreza | STi | 2009 | 2010 | EJ257 | 2.5L 330S - 4WD Petrol |
Mishimoto is a premier manufacturer of performance aluminium radiators, racing thermostats, aluminium fan shrouds, universal intercoolers, silicone hose kits and cooling accessories. Mishimoto is the leader in cooling in the aftermarket performance automotive industry.
Whether you're a daily driver searching for a dependable quality upgrade from your current OEM radiator, or you're a devoted racer who needs a lightweight, high-performance racing radiator, Mishimoto has just what you're looking for. Many drivers overlook the importance of having a high-quality aluminium radiator installed, yet it is one of the most important components in your vehicle's engine.
Mishimoto Racing Thermostats will promote greater cooling efficiency throughout your engine. The Mishimoto racing thermostat will significantly lower high engine temperature produced by modified and upgraded turbo applications.
