The 946M Spark Plug Wire Set is designed to transfer high voltage pulses from the ignition system to the spark plugs for proper engine performance. Built with durable silicone insulation, it provides reliable conductivity and resistance to heat and wear. ACDelco Gold spark plug wire sets are premium aftermarket replacements manufactured to meet expectations for fit, form, and function.

946M Spark Plug Wire Set for GM Vehicles Features:

• Transfers high voltage to spark plugs for ignition
• Silicone insulation for durability and heat resistance
• 7 mm wire diameter
• Snap lock terminal connections
• Fiberglass reinforced latex graphite core
• Black insulation and boot color
• Designed to meet fit, form, and function expectations