ACDelco 41-948 Professional Platinum Spark Plug

The ACDelco 41-948 Professional Platinum Spark Plug delivers reliable ignition performance for a wide range of automotive applications. Engineered with premium materials and precision construction, this spark plug is designed to withstand extreme engine conditions while maintaining consistent firing.

Key Features:

• Platinum center electrode provides extended service life and improved durability compared to conventional copper plugs
• Copper core electrode design enhances heat transfer for superior heat dissipation and excellent fouling resistance
• Nickel and chrome alloy electrodes resist wear from erosion and corrosion, promoting long electrode life
• Hot-tip insulator design heats quickly and maintains high operating temperature to prevent fouling and ensure reliable starts
• One-piece integral suppressor seal reduces radio frequency interference while metering spark energy for optimal performance and compression sealing
• Near diamond-hard ceramic insulator provides exceptional strength, shock resistance, and electrical insulation
• Ribbed insulator design prevents flashover and ensures consistent spark delivery

This professional-grade spark plug meets or exceeds OEM specifications and is ideal for technicians and vehicle owners seeking dependable replacement ignition components. Each package contains one spark plug.