Porsche Engine Crankcase Breather Hose 94810721702 – Genuine Porsche VV0061 0L4 Audi A3 2015–2016 2

0L4 Audi A3 2015–2016 2

8V6 Volkswagen Cabrio 1995 2

Magneti Marelli is a leading global automotive component manufacturer

Make Model Years Engine AUDI A6 C7 (4G2

professional installation recommended to bleed the hydraulic system properly

Porsche Engine Crankcase Breather Hose 94810721702 – Genuine Porsche VV0061 0L4 Audi A3 2015–2016 2Engine 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