Turbo System Tester The turbo system leakage tester helps locate air leaks in the components by plugging the output side of the turbo and plugging the intake inlet. Air is applied through one end of the adapter to show the presence of leaks within the system. Kit features a pressure gauge, shut off valve and pressure regulator. Comes with 6 pairs of stepped adapters to fit most size hoses. This setup can also be used on cooling system hoses. WARNING: Injury could occur if system is over pressurized - We Recomended NOT exceed 10 PSI 7912 Yes - LEAD AND LEAD COMPOUNDS