Bosch 12-13-1-740-477 Spark Plug Connector

The Bosch 12-13-1-740-477 is a high-quality spark plug connector designed to provide a reliable electrical connection between the ignition coil and spark plug. This essential ignition system component ensures proper voltage transfer for optimal engine performance and starting reliability.

Key Features:

• Manufactured by Bosch to OEM specifications for BMW applications
• SAE-type connector design for secure fitment
• Constructed with MVQ (silicone rubber) material for superior heat and vibration resistance
• Direct replacement for BMW OEM part number 12131740477
• Compatible with Bosch ignition coils
• Features integrated resistor for noise suppression

This connector is a critical component in the ignition system, transferring high voltage from the coil to the spark plug. The silicone rubber construction ensures durability in high-temperature engine environments while maintaining electrical integrity. Cross-reference numbers include Bosch 1-354-489-085 and EAN 3165142548326.