Aluminum Coolant Expansion Tank

Name: Aluminum Coolant Expansion Tank
Brand: MISHIMOTO
SKU: 690-MMRT-MUS-15E
Price: 232.95 USD
Availability: InStock

^$232⁹⁵

Ships on 09/08/2026

Lowest Price Guarantee

Ford
Mustang

Aluminum Coolant Expansion Tank

2015-Up Ford Mustang 2.3L EcoBooss, 3.7L, 5.0L

Polished Finish

Mishimoto 690-MMRT-MUS-15E Features:

Add some additional reliability and engine bay styling with the Mishimoto Ford Mustang EcoBoost, V6, V8 Aluminum Coolant Expansion Tank. The Mishimoto Coolant Expansion Tank has internal baffles to prevent coolant starvation from overflow ports to engine. Also, during high speed cornering, braking, and acceleration, the internal baffled reduce coolant sloshing. The engineers at Mishimoto have also included a sight glass to allow for proper hot and cold coolant levels. The stock coolant expansion tanks is major eye sore in the engine bay, so the Mishimoto Expansion Tank is offered in polished or anodized black to keep your Mustang looking great and installs in under one hour! This tank was designed to work with the stock expansion tank cap and includes an overflow nipple on the fill neck for adding an additional coolant tank so your Mustang is NHRA legal. Plastic expansion tanks are prone to failure after years of constant temperature variations, so the Mishimoto tank is constructed from durable, TIG-welded aluminum for optimal durability and longevity. The Mishimoto Coolant Expansion Tank is engineered for perfect fitment in the 2015-2023 Ford Mustang EcoBoost, V6 and V8! As with all our products, this expansion tank includes the Mishimoto Lifetime Warranty.inAdd some additional reliability and engine bay styling with the Mishimoto Ford Mustang EcoBoost, V6, V8 Aluminum Coolant Expansion Tank. The Mishimoto Coolant Expansion Tank has internal baffles to prevent coolant starvation from overflow ports to engine. Also, during high speed cornering, braking, and acceleration, the internal baffled reduce coolant sloshing. The engineers at Mishimoto have also included a sight glass to allow for proper hot and cold coolant levels. The stock coolant expansion tanks is major eye sore in the engine bay, so the Mishimoto Expansion Tank is offered in polished or anodized black to keep your Mustang looking great and installs in under one hour! This tank was designed to work with the stock expansion tank cap and includes an overflow nipple on the fill neck for adding an additional coolant tank so your Mustang is NHRA legal. Plastic expansion tanks are prone to failure after years of constant temperature variations, so the Mishimoto tank is constructed from durable, TIG-welded aluminum for optimal durability and longevity. The Mishimoto Coolant Expansion Tank is engineered for perfect fitment in the 2015-2023 Ford Mustang EcoBoost, V6 and V8! As with all our products, this expansion tank includes the Mishimoto Lifetime Warranty.in

Internal baffles keep coolant near overflow port during aggressive driving, preventing air entry into coolant system
Direct fit for the 2015-2023 Ford Mustang EcoBoost, V6, and V8
Sight tube allows for proper hot and cold coolant levels
Installs in under 1 hour
Sight glass allows for proper hot and cold coolant levels
Overflow nipple on fill neck allows for installation of additional NHRA-mandated overflow reservoir
100% aluminum, fully-welded construction for maximum durability during repeated temperature transitions
Fits with stock overflow tank cap
Available in polished or black powder coat
Mishimoto Lifetime Warranty

Part TypeCoolant Overflow and Recovery Tank

BrandMISHIMOTO

Package Height10.2

Package Width10.6

Package Length15.6

Weight7.66 PG

Part CategoryPerformance Parts

Part FitmentDirect Fit

Vendor Part NumberMMRT-MUS-15E

Package Qty1

Package TypeEA

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