Genuine OEM Audi Throttle Adapter Gasket, part number 03H133237L. This circular gasket is designed to provide a secure seal for the throttle adapter connection, preventing air leaks in the intake system. It features an integrated mesh screen, likely for filtering or flow conditioning. Using a genuine OEM gasket ensures precise fitment, proper sealing integrity, and resistance to engine heat and fluids, which are critical for optimal engine performance and efficiency.