Ignitions and Electrical› Ignition Components

NGK Ruthenium

Iridium IX Spark Plug

$12.99

SKU: LZTR6AIX-13

In Stock
In Stock
Ships by Jul 29
Free Shipping
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The NGK Ruthenium LZTR6AIX-13 is an Iridium IX spark plug designed for performance enthusiasts. It features a fine iridium tip for high durability and a consistently stable spark, along with an iridium alloy that has a high melting point suitable for high-tech, high-performance engines. The spark plug also includes trivalent metal plating for superior anti-corrosion and anti-seizing properties.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandNGK Ruthenium
Part NumberLZTR6AIX-13
CategoryIgnitions and Electrical

Buy with Confidence

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.

View Full Return Policy