Engine Crankcase Breather Hose – Oil Reservoir to Air Filter Housing SR0856X PIERBURG is a trusted OEM

PIERBURG is a trusted OEM supplier of engine management and emission components

Denso's OE heritage ensures a perfect fit and reliable cooling

Brand Part # Brand Part # Porsche 948 105 937 02 / 94810593702

OEM cross-reference: Replaces Audi part 7L8121212A and Behr 376750341

Coolant mixing with the engine oil or exhaust is a prime suspect

Engine Crankcase Breather Hose – Oil Reservoir to Air Filter Housing SR0856X PIERBURG is a trusted OEMEngine 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