Ignitions and Electrical› Ignition Components

NGK

NGK Iridium Stock Heat Spark Plug Box of 4 (LZTR5AIX-13)

$7.12

SKU: N003 2314

In Stock
In Stock
Ships by Sep 1
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$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
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Easy — 1–2 hours

Overview

The NGK 2314 is an Iridium IX spark plug designed for performance enthusiasts. It features a fine wire center electrode for high durability and a stable spark, with an iridium alloy center for high melting points suitable for modern engines. The plug includes trivalent metal plating for anti-corrosion and anti-seizing, corrugated ribs to prevent flashover, and a pure alumina silicate ceramic insulator for strength and heat transfer.
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Part #: 2314

NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.

NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability.

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

BrandNGK
Part NumberN003 2314

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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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