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0L4 Audi A8 Quattro 2015–2020 3
you address one of the few pieces on your car that does not live up to the Porsche name
Comprehensive set: Includes 33 gaskets and seals covering multiple engine sealing points
2V8 Mercedes-Benz E500 1994 5
unbolt old tank
Porsche Engine Crankcase Breather Hose 948-107-245-02 – OEM 9004 0L4 Audi A8 Quattro 2015–2020Engine Crankcase Breather hoses are part of a vehicles Positive Crankcase Ventilation (PCV) system. The job of the PCV system is to allow pressure to escape from the crankcase in a controlled manner. It is necessary to vent the crankcase of positive pressure caused by engine blow by (gas from the combustion event that leaks past the pistons.) This blow by gas is routed back into the intake air stream thereby reducing the emission of unburned