Genuine Mercedes 256 159 08 00 66 Ignition Coil Connector / Spark Plug Boot

The Genuine Mercedes-Benz 256-159-08-00-66 is an OEM ignition coil connector, also commonly known as a spark plug boot or ignition coil boot. This connector serves as the critical electrical interface between the ignition coil and the spark plug, ensuring a secure, weatherproof connection that delivers consistent high-voltage ignition signal to each cylinder.

Key Features:

• Genuine OEM Part — manufactured to exact Mercedes-Benz specifications for precise fit and function
• OEM Part Number: 256-159-08-00-66 (base: 256-159-08-00)
• Engineered to maintain a reliable, vibration-resistant seal between the ignition coil and spark plug
• Constructed from high-quality, heat-resistant materials to withstand underhood temperatures
• Designed to prevent misfires, arcing, and ignition signal loss associated with worn or damaged connectors
• Direct factory replacement — no modifications required for installation

Replacing a faulty ignition coil connector restores proper ignition system performance and can resolve symptoms such as engine misfires, rough idle, and reduced fuel efficiency. As a genuine Mercedes-Benz part, this connector meets the same rigorous quality and durability standards as the original component installed at the factory.