2021 Spark Plugs & Glow Plugs

Spark Plug, Iridium Tip, Tapered Seat, 14mm Thread, 0.689 in. Reach, Resistor, Each

Part Number: ADO-41-162

4.74 out of 5 stars ( 35 )

Estimated Ship Date: Today

• $20 Summit Bucks

Spark Plug, Iridium Tip, Tapered Seat, 14mm Thread, 1.270 in. Reach, Resistor, Each

Part Number: ADO-41-168

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• $20 Summit Bucks

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

Part Number: ADO-41-962

4.82 out of 5 stars ( 68 )

Estimated Ship Date: Today

• $20 Summit Bucks

Spark Plug, RAPIDFIRE Performance Platinum, Tapered Seat, 14mm Thread, Resistor, Each

Part Number: ADO-6

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Today

• $20 Summit Bucks

Spark Plug, RAPIDFIRE Performance Platinum, Gasket Seat, 14mm Thread, Resistor, Each

Part Number: ADO-5

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

• $20 Summit Bucks

Spark Plugs, GM Genuine Parts Iridium Spark Plugs, Resistor, Copper Core, Tapered Seat, 0.984 in. Reach, 12mm Thread, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-41-130

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $20 Summit Bucks

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

Part Number: ADO-41-828

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks

Spark Plug, RAPIDFIRE Performance Platinum, Tapered Seat, 14mm Thread, 25mm Reach, Resistor, Each

Part Number: ADO-17

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• $20 Summit Bucks

Spark Plugs, GM Genuine Parts Iridium Spark Plugs, Resistor, Nickel Alloy Core, Tapered Seat, 0.984 in. Reach, 12mm Thread, Buick, Chevy, GMC, Each

Part Number: ADO-41-156

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks

Spark Plug, Professional, Iridium Tip, Tapered Seat, 14mm Thread, Resistor, Each

Part Number: ADO-41-988

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• $20 Summit Bucks

Spark Plug, Iridium Tip, Copper Core, Gasket Seat, 16mm Wrench Diameter, One Ground Strap, 0.748 in. Reach, Each

Part Number: ADO-41-121

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Estimated Ship Date: Today

• $20 Summit Bucks

Spark Plug, Iridium Tip, Copper Core, Tapered Seat, 16mm Wrench Diameter, One Ground Strap, 0.984 in. Reach, Each

Part Number: ADO-41-125

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Estimated Ship Date: Today

• $20 Summit Bucks

SPARK PLUG ASM

Part Number: ADO-41-131

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• $20 Summit Bucks
• Special Order

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

Part Number: ADO-41-800

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
• Special Order

Spark Plug, Iridium Tip, Copper Core, Tapered Seat, 16mm Wrench Diameter, One Ground Strap, 0.984 in. Reach, Each

Part Number: ADO-41-115

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks

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

Part Number: ADO-41-808

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Estimated Ship Date: Today

• $20 Summit Bucks

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

Part Number: ADO-41-814

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Estimated Ship Date: Today

• $20 Summit Bucks

Spark Plug, RAPIDFIRE Performance Platinum, Platinum Tip, Nickel Copper Alloy Core, Flat Seat, 16mm Wrench Diameter, One Ground Strap, Each

Part Number: ADO-21

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Estimated Ship Date: Today

• $20 Summit Bucks

Glow Plug, Gold, Cadillac, Chevrolet, GMC, Diesel, Each

Part Number: ADO-72G

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

• $20 Summit Bucks
• Special Order

SPARK PLUG ASM-GAS ENG IGN

Part Number: ADO-41-103-IP

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• $20 Summit Bucks
• Special Order

GLOW PLUG ASM-DSL ENG COMBUSTION AIR HTR

Part Number: ADO-73G

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

• $20 Summit Bucks
• Special Order

GLOW PLUG ASM

Part Number: ADO-69G

Not Yet Reviewed

Estimated Ship Date: Jan 7, 2026 if ordered today

• $20 Summit Bucks
• Special Order

GLOW PLUG ASM,HTR COOL HTR

Part Number: ADO-89024901

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• $20 Summit Bucks
• Special Order