Mishimoto Subaru WRX/STI Aluminum Coolant Expansion Tank Part MMRT-WRX-01E

Add 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 fittings for optimal durability and longevity. This expansion tank provides a 50-percent 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 and matches the Mishimoto Performance Aluminum 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, ensuring superior product quality and craftsmanship. Engine coolant reservoir designed to store and regulate excess coolant for proper system operation. Durable construction resists heat and pressure, helping prevent leaks and maintain optimal temperature. 2002-2005 Subaru Impreza WRX 2.0 Liter TV1A4, 2002-2005 Subaru Impreza WRX 2.0 Liter TY754, 2006-2007 Subaru Impreza WRX 2.5 Liter TV1B4, 2006-2007 Subaru Impreza WRX 2.5 Liter TY754, 2006-2007 Subaru Impreza WRX Limited 2.5 Liter TV1B4, 2006-2007 Subaru Impreza WRX Limited 2.5 Liter TY754, 2004-2014 Subaru Impreza WRX STI 2.5 Liter TY856, 2007 Subaru Impreza WRX STI Limited 2.5 Liter TY856, 2011-2014 Subaru Impreza WRX STI Limited 2.5 Liter TY856, 2010 Subaru Impreza WRX STI Special Edition 2.5 Liter TY856, 2006-2007 Subaru Impreza WRX TR 2.5 Liter TY754, 2015-2016 Subaru WRX STI Base 2.5 Liter TY856, 2015 Subaru WRX STI Launch Edition 2.5 Liter TY856, 2015-2016 Subaru WRX STI Limited 2.5 Liter TY856

• 100-percent aluminum, fully-welded construction for maximum durability during repeated cold and hot transitions
• 50-percent greater capacity than stock plastic expansion tank
• Leak-free welded barb fittings

Enhance your Subaru WRX or STI with the Mishimoto Aluminum Coolant Expansion Tank, engineered for durability and improved engine bay aesthetics. Constructed entirely from TIG-welded aluminum, this expansion tank offers superior strength and resistance to heat and pressure fluctuations compared to stock plastic units. Its leak-free barb fittings ensure a secure connection, preventing coolant leaks over time. Designed for a 50-percent increase in capacity, it effectively manages excess coolant, helping to maintain optimal engine temperature and preventing overheating during demanding driving conditions. The polished silver or anodized black finish not only adds a sleek look but also complements Mishimoto’s performance aluminum radiators, creating a cohesive and upgraded engine bay appearance. This expansion tank is a direct fit for 2002-2007 Subaru WRX and 2004-2016 STI models, ensuring a straightforward installation with OEM-like fitment and reliability. As with all Mishimoto products, it includes a lifetime warranty, reflecting the high quality and craftsmanship that enthusiasts demand.
The Mishimoto Subaru WRX/STI Aluminum Coolant Expansion Tank is designed to withstand the rigors of daily driving and spirited performance runs. Its durable construction resists thermal cycling, reducing the risk of cracks or failure over time. The increased capacity provides additional coolant storage, which can be especially beneficial in high-performance applications or severe driving environments. This component plays a vital role in maintaining consistent engine temperatures, thereby protecting vital components and enhancing overall vehicle longevity. Whether you're upgrading your stock system or restoring an older model, this expansion tank offers a reliable solution that combines form and function, ensuring your Subaru’s cooling system remains efficient and leak-free for years to come.

Features:

• 100-percent aluminum, fully-welded construction for maximum durability during repeated cold and hot transitions

• 50-percent greater capacity than stock plastic expansion tank

• Leak-free welded barb fittings

Fitment:
2002 Subaru Impreza WRX
2003 Subaru Impreza WRX
2004 Subaru Baja Turbo
2004 Subaru Forester XT
2004 Subaru Impreza WRX
2004 Subaru Impreza WRX STI
2005 Saab 9-2X Aero
2005 Subaru Baja Turbo
2005 Subaru Forester XT
2005 Subaru Forester XT Premium
2005 Subaru Impreza WRX
2005 Subaru Impreza WRX STI
2006 Saab 9-2X Aero
2006 Subaru Baja Turbo
2006 Subaru Forester XT Limited
2006 Subaru Impreza WRX
2006 Subaru Impreza WRX Limited
2006 Subaru Impreza WRX STI
2006 Subaru Impreza WRX TR
2007 Subaru Forester XT Limited
2007 Subaru Impreza WRX
2007 Subaru Impreza WRX Limited
2007 Subaru Impreza WRX STI
2007 Subaru Impreza WRX STI Limited
2007 Subaru Impreza WRX TR
2008 Subaru Forester Sports 2.5 XT
2008 Subaru Forester XT Limited

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1