Genuine OEM Audi Secondary Air Pump Impact Buffer, part number 06A133567A. This buffer is designed to absorb vibrations and impacts from the secondary air pump, reducing noise and protecting the pump from damage. It serves as a mounting point for the secondary air pump within the emissions system. Made from durable rubber with a metal stud, it is compact and lightweight at approximately 0.011 kg. Choosing a genuine OEM buffer ensures the correct durometer rubber and mounting specifications for effective vibration isolation and long-term reliability of the secondary air pump.