Performance & Replacement Spark Plugs

Spark Plug, Single Platinum, Platinum, 14mm Thread, 0.750 in. Reach, Flat Seat, 5/8 in. Wrench Size, Each

Part Number: ATL-AP5224

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Spark Plug, Ruthenium HX, Copper Core, Projected, 14mm Thread Size, 0.750 in. Reach, Gasket Seat, Each

Part Number: NGK-95159

5.0 out of 5 stars ( 2 )

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Spark Plugs, Iridium Power, Gasket Seat, 14mm Thread, 19mm Reach, Resistor, Each

Part Number: DNP-5305

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Spark Plugs, Platinum TT, Gasket Seat, 14mm Thread, 19mm Reach, Resistor, Each

Part Number: DNP-4504

5.0 out of 5 stars ( 1 )

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Spark Plug, Double Platinum, 14mm Thread, 0.750 in. Reach, Flat Seat, 13/16 in. Wrench Size, Each

Part Number: ATL-APP64

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Spark Plug, Double Platinum, Gasket Seat, 14mm Thread, 19mm Reach, Resistor, Each

Part Number: BCH-8101

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Spark Plugs, Platinum TT, Gasket Seat, 14mm Thread, 19mm Reach, Resistor, Each

Part Number: DNP-4501

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Spark Plug, Professional, Platinum Tip, Gasket Seat, 14mm Thread, Resistor, Each

Part Number: ADO-41-802

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• $20.00 Summit Bucks

Spark Plug, Double Platinum, 14mm Thread, 1.000 in. Reach, Flat Seat, 16mm Wrench Size, Each

Part Number: ATL-APP5325

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Iridium Ultra

Part Number: ATL-AI5224

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Spark Plug, RS9YC, Copper Plus, 14mm Thread, .689 in. Reach, Resistor, Each

Part Number: CPN-304

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• $20.00 Summit Bucks

Spark Plug, Iridium TT, IKH16TT, 14mm Thread, 26.50mm Reach, Gasket Seat, Dodge, Fiat, for Hyundai, Jeep, Lexus, Mitsubishi, for Nissan, Toyota, Each

Part Number: DNP-4703

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Spark Plug, G-Power Platinum, Gasket Seat, 14mm Thread, .750 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-7082

4.75 out of 5 stars ( 4 )

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Spark Plug, XP Xtreme Performance, Iridium, 14mm Thread, 0.750 in. Reach, Gasket Seat, 13/16 in. Wrench Size, Each

Part Number: ATL-XP3923

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