Champion Spark Plug Copper Plus- Boxed – RS14YC6

Dependable performance. This Champion spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear.

• Copper Plus – Dependable Performance.
• Copper core center electrode allows for accurate control of heat range for longer life
• Patented TinTac and ULTRASEAL coated shell for maximum corrosion resistance
• Patented SAC-9 semiconductor resistor for maximum EMI & RFI suppression
• Built to ISO and SAE standards for proven performance