The Mishimoto Aluminum Expansion Tank is a high-quality, lightweight coolant reservoir designed to improve the cooling system of your vehicle. Constructed from durable aluminum, this expansion tank provides enhanced heat dissipation and a sleek, performance-oriented appearance. It is engineered to optimize thermal management, helping to maintain consistent engine temperatures during demanding driving conditions. Its refined design not only boosts cooling efficiency but also adds a sporty aesthetic to the engine bay, making it an ideal upgrade for automotive enthusiasts and tuners seeking both form and function.

This universal fitment expansion tank is suitable for 2013 and newer Ford Focus ST and RS models. It serves as a direct upgrade to the stock coolant reservoir, offering improved heat transfer and durability. Installation is straightforward, replacing the factory component with minimal modifications. The kit includes the aluminum tank and necessary fittings, making it suitable for street and performance applications. Designed for those looking to enhance their vehicle’s cooling performance and engine bay appearance, this Mishimoto expansion tank is a reliable upgrade for daily driving, track use, or tuning projects.