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10 bestIridium Spark Plugsof August 2025

112M consumers helped this year.

1

NGK LKR7DIX-11S Iridium IX Spark Plug (93175 Iridium Ix), 4 Pack
NGK LKR7DIX-11S Iridium IX Spark Plug (93175 Iridium Ix), 4 Pack

NGK

9.8

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2

NGK 94124 ILKAR7L11 Laser Iridium Spark Plug, Pack of 4
NGK 94124 ILKAR7L11 Laser Iridium Spark Plug, Pack of 4

NGK

9.6

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3

Champion Iridium 9005 Spark Plug (Pack of 1) - QC10WEP
Champion Iridium 9005 Spark Plug (Pack of 1) - QC10WEP

Champion

9.4

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4

NGK CR9EIX - Iridium IX Spark Plug - 4-Pack/--
NGK CR9EIX - Iridium IX Spark Plug - 4-Pack/--

NGK

9.1

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5

NGK # 6509 Iridium Spark Plug LTR6IX-11 - 6 PCSNEW
NGK # 6509 Iridium Spark Plug LTR6IX-11 - 6 PCSNEW

NGK

8.9

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Bosch Automotive 0242135548 9667 Double Iridium Spark Plug, Up to 4X Longer Life (Pack of 4)

Bosch Automotive 0242135548 9667 Double Iridium Spark Plug, Up to 4X Longer Life (Pack of 4)

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ACDelco # 41-101 Professional Iridium Spark Plug --- 6 Pcs * NEW *

ACDelco # 41-101 Professional Iridium Spark Plug --- 6 Pcs * NEW *

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ACDelco 41-103 Professional Iridium Spark Plug (6 Pack)

ACDelco 41-103 Professional Iridium Spark Plug (6 Pack)

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BOSCH 96301 OE Fine Wire Double Iridium Spark Plug - Pack of 4

BOSCH 96301 OE Fine Wire Double Iridium Spark Plug - Pack of 4

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6

DENSO # 3461 IRIDIUM LONG LIFE Spark Plugs -- SXU22HCR11S ----- 4 PCSNEW
DENSO # 3461 IRIDIUM LONG LIFE Spark Plugs -- SXU22HCR11S ----- 4 PCSNEW

Denso

8.6

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7

BOSCH 9673 OE Fine Wire Double Iridium Spark Plug - Pack of 4
BOSCH 9673 OE Fine Wire Double Iridium Spark Plug - Pack of 4

Bosch Automotive

8.3

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8

NGK Iridium IX Spark Plug BKR7EIX (4 Pack) for HONDA CIVIC LX 2010-2011 1.8L/1799cc
NGK Iridium IX Spark Plug BKR7EIX (4 Pack) for HONDA CIVIC LX 2010-2011 1.8L/1799cc

NGK

8.0

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9

Bosch 9617 Double Iridium Spark Plug, Up to 4X Longer Life (Pack of 4)
Bosch 9617 Double Iridium Spark Plug, Up to 4X Longer Life (Pack of 4)

Bosch

7.7

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10

NGK 5464 BKR5EIX-11 Iridium IX Spark Plug, Pack of 4
NGK 5464 BKR5EIX-11 Iridium IX Spark Plug, Pack of 4

NGK

7.5

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