HondaCivic2021
  1. Honda Civic
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  4. 2021

2021 Honda Civic spark plugs

Catalog listings with year/make/model fitment rows. A listing is not OEM confirmation.

Catalog year/make/model rows for 2021 Honda Civic.

Autolite

Double Platinum Spark Plug: Enhanced Durability & Performance, APP5682

MPN: APP5682

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Autolite Iridium

Iridium Ultra Fine Wire Spark Plug: Laser Welded for Precision Ignition, AI5682

MPN: AI5682

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Autolite Iridium

Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP5682

MPN: XP5682

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Champion

Iridium Spark Plug REA9WYPB4 - Maximum Performance & Longevity, 9412

MPN: 9412

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DENSO

Iridium Long-Life Spark Plug: OE Performance, SXE24HCR8S, 3502

MPN: 3502

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DENSO

Iridium Long-Life Spark Plug: Super Ignition, OE Performance, DXE22HQR-D11S, 3492

MPN: 3492

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Fitment comes from `affiliate_feed_product_fitment` year/model rows (SparkPlugs-style YMM). Do not treat a title match as guaranteed compatibility.