Autolite Spark Plugs

Spark Plug, High Thread Pro, Platinum Tip, Copper Core, Tapered Seat, 16mm Thread, 25mm Reach, Resistor, Each

Part Number: ATL-HT0

4.0 out of 5 stars ( 12 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Spark Plug, Iridium XP Enhanced Alloy, Resistor, 14mm x 1.25, Tapered Seat, 1.05 in, Reach, Each

Part Number: ATL-XP5325

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Spark Plug, Single Platinum, Platinum, 18mm Thread, 0.460 in. Reach, Tapered Seat, 13/16 in. Wrench Size, Each

Part Number: ATL-AP45

4.81 out of 5 stars ( 16 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Spark Plug, High Thread Pro, Platinum Tip, Copper, Resistor, 16mm x 1.50, Tapered Seat, 0.750 in, Reach, Each

Part Number: ATL-HT1

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: ATL-AP25

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Spark Plug, Iridium XP Enhanced Alloy, Resistor, 14mm x 1.25, Tapered Seat, 0.750 in, Reach, Each

Part Number: ATL-XP985

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Spark Plug, Single Platinum, Platinum, 14mm Thread, 0.374 in. Reach, Gasket Seat, 13/16 in. Wrench Size, Each

Part Number: ATL-AP85

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: ATL-APP5245

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: ATL-APP985

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: ATL-AP26

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: ATL-AP24

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: ATL-APP103

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Spark Plug, Single Platinum, Platinum, 14mm Thread, 0.375 in. Reach, Gasket Seat, 13/16 in. Wrench Size, Each

Part Number: ATL-AP86

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: ATL-APP5224

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: ATL-APP64

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: ATL-AP104

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: ATL-APP26

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: ATL-AP605

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: ATL-APP25

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Spark Plug, Double Platinum, 14mm Thread, 1.000 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: ATL-APP5364

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Spark Plug, Single Platinum, Platinum, 14mm Thread, 0.679 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: ATL-AP5245

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: ATL-APP65

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Spark Plug, Double Platinum, 14mm Thread, 0.982 in. Reach, Tapered Seat, 16mm Wrench Size, Each

Part Number: ATL-APP5363

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Spark Plug, Single Platinum, Platinum, 18mm Thread, 0.540 in. Reach, Tapered Seat, 13/16 in. Wrench Size, Each

Part Number: ATL-AP5125

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Spark Plug, Double Platinum, 12mm Thread, 1.043 in. Reach, Flat Seat, 16mm Wrench Size, Each

Part Number: ATL-APP6203

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air