OTC's Cooling System Pressure Tester allows you to pressure test the cooling system on most cars, light trucks and SUVs. Also works on motorcycle, ATV, snowmobile, and many marine applications. The tester's universal fit design eliminates the need for multiple adapters. Note: will not work on Saturns, Kias or Jeeps with a plastic coolant reservoir. Durable blow-molded storage case keeps tools contained and organized so they are ready when you need them. Value is at the core of the OTC tool and equipment portfolio. For a simple repair or the most complex drivability concern, these award-winning tools universally solve problems faster, and at better value, than any other product line available. Whether it's a specialty tool or unique piece of service equipment, OTC provides top solutions to modern automotive service challenges while increasing technicians' productivity and shop profits.