MAZDA MX-5 MIATA Spark Plugs Spark Plugs & Glow Plugs Ignitions & Electrical - Free Shipping on Orders Over $109 at Summit Racing

NGK Iridium IX Spark Plugs LTR6IX-11

Spark Plug, IX Iridium, 14mm Thread, 0.984 in. Reach, 5/8 in. Hex, Tapered Seat, Resistor, Each

Part Number: NGK-6509

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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E3 Spark Plugs E3.74

Spark Plug, E3, Tapered Seat, 14mm Thread, 1.000 in. Reach, Projected Tip, Resistor, Each

Part Number: ETP-E3-74

4.67 out of 5 stars ( 18 )

Estimated Ship Date: Tomorrow

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NGK Ruthenium HX Spark Plugs LTR6AHX

Spark Plug, Ruthenium HX, 14mm Thread, 25mm. Reach, Resistor, Tapered Seat, Each

Part Number: NGK-91276

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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NGK Iridium IX Spark Plugs LKAR7BIX-11S

Spark Plugs, Iridium IX, Flat Seat, 12mm Thread, 26.5mm Reach, Each

Part Number: NGK-93501

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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NGK Ruthenium HX Spark Plugs LKAR7AHX-S

Spark Plug, Ruthenium HX, Copper Core, Projected, 12mm Thread Size, 26.5mm Reach, Gasket Seat, Each

Part Number: NGK-92274

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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NGK Laser Iridium Spark Plugs ILKAR7L11

Spark Plug, Laser Iridium, Resistor, 12mm Thread, 1.043 in. Reach, Flat Seat, Copper Core, 14mm Wrench Diameter, Mazda, Scion, Toyota, Each

Part Number: NGK-94124

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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ACDelco RAPIDFIRE Performance Platinum Spark Plugs 88879892

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: Tomorrow

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ACDelco GM Genuine Parts Iridium Spark Plugs 19301814

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: Tomorrow

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Denso Iridium TT Spark Plugs 4719

Spark Plugs, Iridium TT, Tapered Seat, 14mm Thread, 25mm Reach, Resistor, Each

Part Number: DNP-4719

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Bosch OE Iridium Spark Plugs 9621

Spark Plug, OE Iridium, Gasket Seat, 12mm Thread, 26.5mm Reach, Resistor, Each

Part Number: BCH-9621

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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E3 Spark Plugs E3.81

Spark Plug, Nickel Alloy, Copper, Gasket Seat, 1 in. Reach, 12mm Thread Size, Two Ground Strap, for use on Honda®, Each

Part Number: ETP-E3-81

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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NGK Laser Iridium Spark Plugs for 2006-2015 MX-5 MIATA - LTR6BI-13

Spark Plug, Laser Iridium, Iridium, 14mm Thread, 0.984 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: NGK-91725

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

NGK Laser Platinum Spark Plugs LTR6BP13

Spark Plug, Laser Platinum, Platinum, 14mm Thread, 0.984 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: NGK-94806

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Denso Iridium Power Spark Plugs 5339

Spark Plug, Iridium Power, ITV20, 14mm Thread, 25.00mm Reach, Tapered Seat, Buick, Cadillac, Chevy, Ford, GMC, Lincoln, Mazda, Mercury, Saturn, Each

Part Number: DNP-5339

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

ACDelco Gold Platinum Spark Plugs 19307136

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

Part Number: ADO-41-814

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Motorcraft Platinum Spark Plugs AYFS22FMX

Spark Plug, Platinum, Each

Part Number: MOF-SP411X

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Autolite Single Platinum Spark Plugs AP5364

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

Part Number: ATL-AP5364

Not Yet Reviewed

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Autolite XP Xtreme Performance Spark Plugs XP5364

Spark Plug, XP Xtreme Performance, Iridium, 14mm Thread, 0.708 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: ATL-XP5364

Not Yet Reviewed

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NGK Iridium IX Spark Plugs LTR5IX-11

5 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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Autolite Copper Core Spark Plugs 5682

Spark Plug, Copper, 12mm Thread, 1.043 in. Reach, Flat Seat, 14mm Wrench Size, Each

Part Number: ATL-5682

Not Yet Reviewed

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NGK Spark Plugs Spark Plugs LKAR7AGP-D

USE NIP 4712

Part Number: NGK-93220

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

NGK G-Power Platinum Spark Plugs LKAR7BGP

Spark Plug, G-Power, Platinum, 12mm Thread, 1.043 in. Reach, Flat Seat, 14mm Wrench Size, Each

Part Number: NGK-94297

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

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Estimated Ship Date: Feb 11, 2026 if ordered today

Champion Double Platinum Power Spark Plugs 7004

Spark Plugs, Double Platinum Power Spark Plugs - Boxed

Part Number: CPN-7004

Not Yet Reviewed

Estimated Ship Date: Dec 10, 2025 if ordered today

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Estimated Ship Date: Dec 10, 2025 if ordered today

Champion Platinum Power Spark Plugs 3017

USE AUP APP5363

Part Number: CPN-3017

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Champion Iridium Spark Plugs 9901

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

Part Number: CPN-9901

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Champion Iridium Spark Plugs REA8WYPB4

Spark Plugs, Champion® Iridium Spark Plugs - Boxed

Part Number: CPN-9019

Not Yet Reviewed

Estimated Ship Date: Dec 10, 2025 if ordered today

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Estimated Ship Date: Dec 10, 2025 if ordered today