Engine Crankcase Breather Hose – Oil Reservoir to Air Filter Housing Reflector Assembly 2 V6 quattro AUDI A3

2 V6 quattro AUDI A3 Sportback (8PA) 2005–2013 2

0T engine with reliability

as you go around a turn

Its advanced design and construction minimize friction and resistance

this sensor delivers long service life and reliable operation

Engine Crankcase Breather Hose – Oil Reservoir to Air Filter Housing Reflector Assembly 2 V6 quattro AUDI A3Engine 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