Controls the proper amount of coolant entering the system and enables unattended filling of the coolant system
Eliminates trapped air pockets which usually cause erratic cooling system and heater performance
Five adapters fit most domestic and import cars and light trucks and includes threaded cap and adapter for newer GM threaded style radiator openings
Lid keeps the dirt out and holds all the adapters
Angled neck allows use on radiator caps that are placed at an angle
Return Policy *
30-Day Risk FREE return for refund or replacement
If you are not 100% satisfied with your returnable items, return the product for a refund.
* Applies to all purchases made on MatcoTools.com excluding Toolboxes, Tool Carts, Diagnostics, Welders, Shop Equipment and shipped items weighing more than 150 pounds; Excludes all Gifts and Branded Apparel items except branded apparel size exchanges for exact items. See your Authorized Matco Tools distributor for warranty or return information on purchases made offline.