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10 bestIridium Spark Plugsof July 2025

112M consumers helped this year.

1

NGK Spark Plug BR9ECMIX Iridium IX 2707
NGK Spark Plug BR9ECMIX Iridium IX 2707

NGK

9.9

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19% off

2

Bosch ZR7SI332S (N48) - Spark Plugs Double Iridium - Set of 4
Bosch ZR7SI332S (N48) - Spark Plugs Double Iridium - Set of 4

Bosch

9.8

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3

NGK Spark Plug DR8EIX Iridium IX 6681
NGK Spark Plug DR8EIX Iridium IX 6681

NGK

9.6

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4

Bosch AR5SII3320S - Spark Plugs Double Iridium - 1 piece
Bosch AR5SII3320S - Spark Plugs Double Iridium - 1 piece

Bosch

9.4

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5

NGK Spark Plug BPR7EIX Iridium IX 4055
NGK Spark Plug BPR7EIX Iridium IX 4055

NGK

9.1

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NGK Spark Plug BR10EIX Iridium IX 6801

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Bosch FR6KI332S - Spark Plugs Double Iridium - 1 piece

Bosch FR6KI332S - Spark Plugs Double Iridium - 1 piece

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NGK (6418-4PK) Iridium IX Spark Plug, (Box of 4)

NGK (6418-4PK) Iridium IX Spark Plug, (Box of 4)

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6

4 PCS *NEW* -- Denso # 5304 IRIDIUM Power Spark Plugs IK20
4 PCS *NEW* -- Denso # 5304 IRIDIUM Power Spark Plugs IK20

Denso

8.9

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7

NGK Spark Plug BPR6EIX Iridium IX 6637
NGK Spark Plug BPR6EIX Iridium IX 6637

NGK

8.6

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8

Bosch ZQR8SI302 - Spark Plugs Iridium - 1 piece
Bosch ZQR8SI302 - Spark Plugs Iridium - 1 piece

Bosch Automotive

8.4

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9

Bosch FR6HI332 - Spark Plugs Double Iridium - 1 piece
Bosch FR6HI332 - Spark Plugs Double Iridium - 1 piece

Bosch

8.1

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10% off

10

Bosch FR6KII332S - Spark Plugs Double Iridium - 1 piece
Bosch FR6KII332S - Spark Plugs Double Iridium - 1 piece

Bosch

7.9

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