Bleed your cooling system the same way your Porsche dealer does! The simplest way to completely refill the cooling system in only one operation. No air-bubbles, no problems, quick and reliable. The compact compressed air-driven appliance generates a vacuum in the entire cooling-system.this also allows the system to be tested with the built-in pressure gauge for leakage. Coolant then can be introduced into the system via the quick disconnect hose and filled using the vaccum allready in the system, pulling the coolant in from the remote canister. This ensures the cooling-system immediately works reliably with no additional work bleeding required. It practically bleeds itself. The problem solver for all water cool...(choose a part on the right to read more)