Perfect for Racing. Looking for a coolant expansion tank that can take the laps without the heat? Look no further than the Aluminum Coolant Expansion Tank. This high-performance tank is designed specifically to replace your Mustang’s damaged or weak, stock coolant tank that’s prone to fail during high temperature racing.Superior Quality. Crafted from a premium aluminum, this formidable construction is built to be stronger than any factory plastic tank. Featuring an integrated mounting bracket with precision fittings, you’ll get a secure fit that’s super durable for miles and miles.Installation. This install is easy to complete and requires common garage tools. For your convenience, this design utilizes your Mustang’s existing stock cap and can be completed in 1 hour or less.Application. The Aluminum Coolant Expansion Tank is designed to accommodate all 2015-2018 Ford Mustang models.