Upgrade your vehicle’s performance with NGK 90654 Spark Plugs, specifically designed for various Mercedes models including W176, W246, W205, W212, and X156. Each package contains 4 high-quality spark plugs that enhance engine efficiency and reliability.

Key Benefits:

• Improved combustion for better fuel efficiency.
• Durable iridium center electrode for longer life.
• Reduced engine misfires and smoother operation.

Technical Specifications:

• Socket Size: 0.55 inches (14 mm)
• Thread Size: M12 x 1.25
• Thread Length: 1.05 inches (26.5 mm)
• Connection Type: Ring connector (cup form)
• Ground Electrode: 1 electrode
• Noise Suppression: 1 kOhm
• Seat Type: Flat gasket seat
• Electrode Gap: 0.22 inches (5.5 mm)

Ensure your Mercedes is always running at its best with NGK Spark Plugs.

How to Use:

• Follow your vehicle’s manual for installation instructions.
• Make sure to properly torque the spark plugs to specifications.
• Regularly check and replace spark plugs as part of maintenance.