This is a genuine VAG vent hose, part number 03C103493AP. It is specifically engineered to maintain the correct pressure within your vehicle's crankcase, which is crucial for engine health and longevity. Proper crankcase ventilation helps to remove harmful blow-by gases and moisture. This process prevents oil contamination, reduces internal engine wear, and improves overall engine efficiency. A failing vent hose can lead to increased oil consumption, sludge formation, and potential engine damage. By using this OEM VAG part, you can be confident in its fitment and performance. It meets the stringent quality standards set by VAG, ensuring it integrates seamlessly with your vehicle's existing ventilation system and contributes to cleaner emissions.
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