CST Cooling System Tester and Adapters

Cooling System Tester
CST offers a complete unit that is capable of testing the vehicle's cooling system or the radiator cap. The tester is sold in a kit that includes the complete unit with two of the most popular adapters in a compact pocket molded durable case. The tester body is constructed of plated steel and is fitted with a large, easy to read gauge.

Cooling System and Radiator Cap Adapters
CST offers a variety of adapters, each designed to fit the cooling system or radiator cap. The adapters are made of polished steel or high impact plastic.