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Looking for aftermarket parts to modify or upgrade your Subaru WRX STI with coolant reservoirs? At Tunersports.com we carry a huge selection of the top name brand performance coolant reservoir parts and accessories for your WRX STI.
Whether you have a 2015 or 2016 Subaru WRX STI in Base to Series.HyperBlue trim we have you covered. We have 4 coolant reservoirs available parts to mod your WRX STI. All parts have free shipping to the Continental US 48 States.
 IN STOCK MMRT-STI-08Get 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 they create a horrible eyesore as they lurk in your engine bay. Mishimoto's 2008+ STI / WRX coolant overflow tank is constructed from durable, TIG-welde... Mishimoto 08+ Subaru WRX/STI Polished Aluminum Coolant Overflow Tank 2015-2015 Subaru WRX STI Launch Edition 2015-2016 Subaru WRX STI Base / Limited 2016-2016 Subaru WRX STI Series.HyperBlue $210.95 SALE VIEW PRICE IN CART |
 IN STOCK MMRT-STI-08BKGet 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 they create a horrible eyesore as they lurk in your engine bay. Mishimoto's 2008+ STI / WRX coolant overflow tank is constructed from durable, TIG-welde... Mishimoto 08+ Subaru WRX/STI Black Aluminum Coolant Overflow Tank 2015-2015 Subaru WRX STI Launch Edition 2015-2016 Subaru WRX STI Base / Limited 2016-2016 Subaru WRX STI Series.HyperBlue $210.95 SALE VIEW PRICE IN CART |
 IN STOCK MMRT-WRX-01EAdd some additional reliability and engine bay styling with the Mishimoto Subaru WRX/STI Aluminum 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 aluminum with barbed... Mishimoto Subaru 02-07 WRX/ 04-14 STI WRX/STI Aluminum Coolant Expansion Tank 2015-2015 Subaru WRX STI Launch Edition 2015-2016 Subaru WRX STI Base / Limited $168.95 SALE VIEW PRICE IN CART |
 IN STOCK MMRT-WRX-01EBKAdd some additional reliability and engine bay styling with the Mishimoto Subaru WRX/STI Aluminum 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 aluminum with barbed... Mishimoto Subaru 02-07 WRX/ 04-14 STI Aluminum Coolant Expansion Tank - Black 2015-2015 Subaru WRX STI Launch Edition 2015-2016 Subaru WRX STI Base / Limited $168.95 SALE VIEW PRICE IN CART |