Add some additional reliability and engine bay styling with the Mishimoto Subaru WRX 2002–2007 / STI 2004–2016 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 silver or anodized black 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 2004–2016 STI! As with all our products, this expansion tank includes the Mishimoto Lifetime Warranty.
Direct fit for the 2002–2007 Subaru WRX and 2004–2016 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
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