Sealey turbo system leakage tester sealey vs2030 designed to charge the turbo system with a low pressure of regulated workshop air to show the presence of leaks within the system kit supplied with four pairs of stepped adaptors to fit most sizes of hose features a pressure gauge shut off valve and pressure release valve can also be used on cooling system hoses supplied in storage case sealey vs2030 turbo system leakage tester