Mishimoto MMRT-MUS-15EBK Ford Mustang EcoBoost/V6/V8 Aluminum Coolant Expansion Tank, 2015+, Black Direct fit for the 2015+ Ford Mustang EcoBoost, V6, and V8 Internal baffles keep coolant near overflow port during aggressive driving Sight tube allows for proper hot and cold coolant levels 100% aluminum, fully-welded construction for maximum durability Mishimoto Lifetime Warranty