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Ensure proper fuel system ventilation and emissions control with the Genuine CUPRA Formentor Breather Line 5Q0201931AD. This OEM line connects key components of the evaporative emissions system, allowing fuel vapors to be routed safely to the charcoal canister. Designed to handle fuel vapor pressure and resist heat and chemicals, it’s a vital part of your vehicle’s EVAP system performance and compliance.
Ideal for replacing cracked, brittle, or leaking breather hoses during routine maintenance or diagnostics.
