Ignitions and Electrical› Ignition Components

Mazda

OEM Spark Plug

$35.44

SKU: PE5R-18-110

In Stock
In Stock
Ships by Sep 12
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$100 Minimum Order
30 Days Return
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Overview

The Mazda spark plug is a genuine OEM replacement part. This spark plug replaces several other part numbers, including PE5S-18-110 and P51R-18-110.
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The Mazda spark plug, part number PE5R-18-110, is a genuine OEM replacement designed to ensure optimal engine performance and longevity. This spark plug is compatible with a range of Mazda models, specifically noted for its fitment in Mazda3 vehicles from model years 2012 through 2021. The product description also indicates compatibility with model years 2016-18 for 2.0L engines (with Denso or NGK vendors) and 2.5L engines, and 2019-25 for various configurations. It is engineered to replace multiple previous part numbers, including PE5S-18-110, P51R-18-110, PE5R18110, and PE5R-18-110A, streamlining the replacement process. The spark plug is manufactured by reputable brands such as Denso and NGK, assuring quality and reliability. Always verify fitment for your specific vehicle's year, make, and model to ensure correct application.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandMazda
Part NumberPE5R-18-110
CategoryIgnitions and Electrical

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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