What makes these NGK Ruthenium HX spark plugs different from standard plugs?

These plugs use a Ruthenium alloy for the center electrode, which is more durable than standard iridium or platinum. They also feature a Double Fine Electrode (DFE) design to concentrate the spark, leading to a more complete fuel burn and improved engine performance.

What is the benefit of the DFE and PSPE tip designs?

The patented DFE (Double Fine Electrode) and PSPE (Pre-Set Spark-Plug Electrode) tip designs help concentrate the spark energy. This promotes a wider range of air-fuel ratio ignition, improving performance in various engine conditions and contributing to a quicker throttle response and smoother idle.

Does this spark plug set come with everything needed for installation?

This product includes the NGK Ruthenium HX spark plugs themselves. It's recommended to refer to your vehicle's service manual for specific installation procedures and any additional hardware or tools that may be required.

NGK Ruthenium HX 04-16 Cadillac SRX Spark Plug

Name: NGK Ruthenium HX 04-16 Cadillac SRX Spark Plug
Brand: NGK
SKU: ngk-ngk-ruthenium-hx-04-16-cadillac-srx-spark-plug-pa-ng91276
Price: 11.96 USD
Availability: InStock

$11.96

In Stock

NGK Ruthenium HX spark plugs offer advanced Ruthenium alloy for improved performance and durability. Fits many vehicles.

Key Features

Fits 53+ vehicle make/model combinations.
Features a 0.4mm Ruthenium alloy fine wire center electrode and a 0.8mm platinum fine wire ground electrode.
Pure alumina silicate ceramic insulator offers superior strength and better heat transfer.
Trivalent metal plating provides superior anti-corrosion and anti-seizing properties.
Corrugated ribs on the insulator help prevent flashover.
Copper core aids in heat removal from the plug.

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Will this fit your vehicle?

Product Details

You're getting a set of NGK Ruthenium HX spark plugs, part number 91276. These are designed for modern engines that need a strong spark to run efficiently. They feature a patented Ruthenium alloy center electrode and a platinum ground electrode, which NGK says offers improved durability and a more complete fuel burn. This can lead to a quicker throttle response, a smoother idle, and better performance when the engine is cold.

The design uses a Double Fine Electrode (DFE) to concentrate the spark energy, helping to ignite a wider range of air-fuel mixtures, which is beneficial in both rich and lean conditions. The ceramic insulator is made from pure alumina silicate, providing good strength and heat transfer, while the trivalent metal plating on the exterior helps resist corrosion and seizing. These plugs are a good option if your vehicle originally came with OE DFE type spark plugs or if you're looking for an aftermarket plug with the latest technology.

This set fits a wide range of vehicles, including models like the Cadillac SRX, Chevrolet Equinox, and Ford Explorer. Always double-check the fitment data to confirm compatibility with your specific vehicle.