ACDelco Spark 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 ( 34 )

Estimated Ship Date: Monday 10/13/2025

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

Part Number: ADO-41-962

4.82 out of 5 stars ( 67 )

Estimated Ship Date: Monday 10/13/2025

Spark Plug, Iridium Tip, Tapered Seat, 14mm Thread, 0.984 in. Reach, Resistor, Each

Part Number: ADO-41-114

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Monday 10/13/2025

Spark Plug, Conventional Resistor, Nickel Alloy Tip, Tapered Seat, 14mm Thread, Each

Part Number: ADO-R44T

4.91 out of 5 stars ( 22 )

Estimated Ship Date: Monday 10/13/2025

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

Part Number: ADO-41-104

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/13/2025

Spark Plug, Platinum, 14mm Thread, 0.689 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: ADO-41-983

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/13/2025

Spark Plug, RAPIDFIRE Performance Platinum, Tapered Seat, 14mm Thread, 0.460 in. Reach, Resistor, Each

Part Number: ADO-10

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/13/2025

Spark Plug, Iridium Tip, Tapered Seat, 14mm Thread, 0.984 in. Reach, Resistor, Each

Part Number: ADO-41-109

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/13/2025

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

Part Number: ADO-41-902

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/13/2025

Spark Plug, RAPIDFIRE Performance Platinum, Tapered Seat, 14mm Thread, 0.441 in. Reach, Resistor, Each

Part Number: ADO-2

4.69 out of 5 stars ( 32 )

Estimated Ship Date: Monday 10/13/2025

Spark Plug, RAPIDFIRE Performance Platinum, Tapered Seat, 14mm Thread, 0.460 in. Reach, Resistor, Each

Part Number: ADO-1

4.63 out of 5 stars ( 8 )

Estimated Ship Date: Monday 10/13/2025

Spark Plug, AC Delco, Platinum, Tapered Seat, 14mm Thread, .625 in. Reach, Resistor, Each

Part Number: ADO-12

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/13/2025

Spark Plug, Copper, 14mm Thread, 0.708 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: ADO-R44LTSM6

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/13/2025

Spark Plug, Iridium Tip, Tapered Seat, 14mm Thread, 1.000 in. Reach, Resistor, Each

Part Number: ADO-41-108

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/13/2025

Spark Plug, Copper, 14mm Thread, 0.460 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: ADO-R42T

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/13/2025

Spark Plug, Conventional Resistor, Nickel Alloy Tip, Copper Core, Tapered Seat, 5/8 in. Wrench Diameter, 14mm Thread, One Ground Strap, Each

Part Number: ADO-41-601

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

Spark Plug, RAPIDFIRE Performance Platinum, Tapered Seat, 14mm Thread, 0.708 in. Reach, Resistor, Each

Part Number: ADO-3

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

Spark Plug, Iridium Tip, Tapered Seat, 14mm Thread, 0.708 in. Reach, Resistor, Each

Part Number: ADO-41-100

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025