Auto Cooling System Leak Test Tool Kit - Radiator Pressure Tester for Audi / VW
Ad apter for Audi (A4, A6), BMW 345, VW (Passat 1997-2002). Adapter for Audi, VW. Adapte r for VW (Jetta, T4, 1996-Passat, Golf). Open the radiator cap. Before open it, make sure it’s cooling state.