Genuine OEM Mercedes-Benz Ignition Coil Boot Pipe, part number A1771591400. This component serves to protect the ignition coil and the spark plug connection from environmental factors and physical damage. It ensures a secure and sealed connection, which is vital for efficient combustion and engine performance. The boot pipe is designed for precise fitment within the ignition system. Genuine OEM parts guarantee the correct electrical insulation and durability required for the ignition system.