Dorman's replacement Coolant Tank Cap for Kenworth and Peterbilt trucks is constructed of high-quality plastic. They effectively protect the cooling system by providing a tight seal against the elements. Save time, money and labor by replacing only the Cap—instead of the entire Engine Coolant Recovery Tank.
Includes: One (1) Coolant Tank Cap
Direct replacement for a proper fit every time
A necessary safety item—prevents coolant from splashing and/or leaking