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The valve cover breather hose is an important component of an engine's crankcase ventilation system. It connects the valve cover to other components of the ventilation system and ensures that gases can be vented from the crankcase in a controlled manner.
During engine operation, so-called blow-by gases are produced, which bypass the piston rings and collect in the crankcase. The valve cover breather hose transports these gases to the intake system, where they can be burned again. This regulates the pressure in the engine and simultaneously reduces pollutant emissions.
The breather hose is typically made of heat-resistant rubber or plastic and must withstand high temperatures, oil mist, and vibrations in the engine compartment. An intact connection is essential to prevent leaks in the ventilation system and ensure stable engine operation.
At Autoteile Gossau, you'll find valve cover ventilation hoses in original equipment and high-quality aftermarket versions at the best prices in Switzerland. Many products are readily available and can be delivered or picked up directly from our store in Gossau. Payment is conveniently accepted in cash or by card.