Audi / Porsche Vacuum Line / Hose w/ Purge Valve 06L133781AM

The Vacuum Line / Hose with Purge Valve, OEM part number 06L133781AM, is crucial for the proper functioning of the vehicle’s emissions control system. Located between the purge valve and the intake manifold, this component allows controlled flow of fuel vapor from the charcoal canister to the engine for combustion. It is compatible with a variety of Audi models, including the A4, A5, A6, and Q5, from 2017 to 2024, as well as the Porsche Macan from 2019-2024. Common issues necessitating replacement include visible wear, cracks, or a failure to hold vacuum, leading to increased emissions or poor engine performance. This part may also be referred to as a check valve or pipe and ensures optimal engine efficiency.