100% aluminum, fully-welded construction for maximum durability during repeated temperature transitions
Internal baffle keeps coolant near overflow port during aggressive driving, preventing air entry into coolant system
Sight glass allows for easy visibility to check coolant fluid level
Includes Mishimoto 1.3 Bar (19 psi) filler cap and retains the ability to use the stock cap
Powder-coated a wrinkle-black finish
Available in Black and Red!