Copper Plus . Boxed. No. 855: Spark Plug Type: Copper Plus, Manufacturer Number: DJ7Y, Warranty: 2 year, Pkg Qty: 1, Package Type: Box No. 415: Spark Plug Type: Copper Plus, Manufacturer Number: RN9YC, Warranty: 2 year, Pkg Qty: 1, Package Type: Box No. 302: Spark Plug Type: Copper Plus, Manufacturer Number: N11YC, Warranty: 2 year, Pkg Qty: 1, Package Type: Box No. 322: Spark Plug Type: Copper Plus, Manufacturer Number: RN11YC4, Warranty: 2 year, Pkg Qty: 1, Package Type: Box No. 71: Spark Plug Type: Copper Plus, Manufacturer Number: RC12YC, Warranty: 2 year, Pkg Qty: 1, Package Type: Box No. 404: Spark Plug Type: Copper Plus, Manufacturer Number: RN12YC, Warranty: 2 year, Pkg Qty: 1, Package Type: Box No. 401: Spark Plug Type: Copper Plus, Manufacturer Number: RS12YC, Warranty: 2 year, Pkg Qty: 1, Package Type: Box No. 405: Spark Plug Type: Copper Plus, Manufacturer Number: RN14YC, Warranty: 2 year, Pkg Qty: 1, Package Type: Box No. 408: Spark Plug Type: Copper Plus, Manufacturer Number: RS14YC, Warranty: 2 year, Pkg Qty: 1, Package Type: Box No. 13: Spark Plug Type: Copper Plus, Manufacturer Number: RS14YC6, Warranty: 2 year, Pkg Qty: 1, Package Type: Box No. 18: Spark Plug Type: Copper Plus, Manufacturer Number: RV15YC4, Warranty: 2 year, Pkg Qty: 1, Package Type: Box No. 516: Spark Plug Type: Copper Plus, Manufacturer Number: D16, Warranty: 2 year, Pkg Qty: 1, Package Type: Box No. 25: Spark Plug Type: Copper Plus, Manufacturer Number: RV17YC, Warranty: 2 year, Pkg Qty: 1, Package Type: Box No. 58: Spark Plug Type: Copper Plus, Manufacturer Number: RJ18YC, Warranty: 2 year, Pkg Qty: 1, Package Type: Box

• Resists fouling.
• Superior corrosion resistance.
• Dependable and proven performance.
• Increased conductivity and heat control for good overall wear.

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