What is the NGK 58404 RC-EUX068 Spark Plug Wire Set used for?

The NGK 58404 RC-EUX068 Spark Plug Wire Set is designed for effectively transmitting electrical energy from the ignition coil to the spark plugs in your vehicle. This ensures proper ignition and optimal engine performance. High-quality spark plug wires are crucial for the reliable operation of your engine, helping to minimize misfires and maintain fuel efficiency. In practical terms, upgrading to this wire set can significantly improve your vehicle's responsiveness and power delivery, especially if you're experiencing issues such as rough idling or hard starts.

What vehicles are compatible with the NGK 58404 RC-EUX068 Spark Plug Wire Set?

This spark plug wire set is compatible with a variety of domestic and import vehicle models. It is specifically designed for specific makes and models as per NGK's specifications, ensuring optimal fit and performance. To determine compatibility with your vehicle, check the manufacturer's guidelines or vehicle identification number (VIN). By using this wire set, you can help ensure a consistent spark delivery, leading to better acceleration and engine efficiency tailored to your particular vehicle.

How do I install the NGK 58404 RC-EUX068 Spark Plug Wire Set?

Installing the NGK 58404 RC-EUX068 Spark Plug Wire Set typically involves locating the ignition coil and spark plugs in your vehicle, then carefully connecting the wires from the coil to each corresponding plug. It's crucial to ensure a snug fit for efficient electrical flow. If you're not familiar with car maintenance, using a repair manual or referring to online tutorials can be incredibly helpful. Proper installation not only improves performance but also extends the life of both the spark plugs and the ignition system.

What materials are used in the NGK 58404 RC-EUX068 Spark Plug Wire Set?

The NGK 58404 RC-EUX068 Spark Plug Wire Set is constructed using high-quality silicone and reinforced steel, ensuring durability and resilience against high temperatures and vibrations. These materials safeguard the wires against wear and enhance electrical conductivity, which is essential for performance. With premium materials, this wire set reduces the likelihood of failure, providing you with a reliable ignition system that can withstand challenging driving conditions and extended usage.

How does the NGK 58404 RC-EUX068 Spark Plug Wire Set improve engine performance?

This spark plug wire set enhances engine performance by ensuring a strong, consistent electrical connection to the spark plugs. With high-quality materials and precise engineering, these wires help to produce a better spark, leading to more efficient combustion. Improved combustion means more power and less waste, which translates to better acceleration and responsiveness. If your goal is to enhance your engine's overall performance or are simply looking to resolve engine misfires, this wire set is an ideal solution.

Can I mix and match spark plug wires with different brands?

While it may be tempting to mix and match spark plug wires from different brands, it is generally not recommended. Different brands may have varying materials, resistance levels, and design specifications, which can lead to inconsistent performance. Using a matched set such as the NGK 58404 RC-EUX068 ensures optimal functionality and performance. For best results, it’s advisable to replace all spark plug wires simultaneously with a consistent brand to maintain a balanced electrical flow throughout the ignition system.

How often should I replace my spark plug wires?

Spark plug wires, including the NGK 58404 RC-EUX068, should typically be replaced every 60,000 to 100,000 miles, depending on driving conditions and manufacturer recommendations. Signs that it's time for replacement include engine misfires, reduced fuel efficiency, or difficulty starting the engine. Regularly inspecting wires for signs of wear, such as cracks or corrosion, will help maintain optimal engine performance. Timely replacement prevents potential engine issues and improves overall vehicle reliability.

What benefits do NGK spark plug wires offer compared to generic options?

NGK spark plug wires, including the 58404 RC-EUX068, provide numerous advantages over generic options, including superior build quality, enhanced electrical conductivity, and thermal resistance. These features result in a more reliable performance, improved ignition efficiency, and longer lifespan compared to generic counterparts. Investing in NGK wires can lead to improved fuel efficiency and reduced emissions by ensuring your ignition system operates at peak performance, making them a wise choice for car enthusiasts and daily drivers alike.

Is the NGK 58404 RC-EUX068 Spark Plug Wire Set resistant to heat?

Yes, the NGK 58404 RC-EUX068 Spark Plug Wire Set is designed to be heat-resistant, thanks to its high-quality silicone insulation. This characteristic allows the wires to withstand the intense heat generated by the engine without damaging the wiring, ensuring longevity and consistent performance. The heat resistance is vital for maintaining spark integrity over time, especially in high-performance engines. This means you can rely on it for optimal starting and running, even in demanding driving conditions.

Where can I buy the NGK 58404 RC-EUX068 Spark Plug Wire Set in Australia?

You can purchase the NGK 58404 RC-EUX068 Spark Plug Wire Set from Ubuy. They offer a streamlined shopping experience and reliable shipping options for customers in Australia. Ubuy provides detailed product information, customer reviews, and various purchasing options to help you make an informed decision. Additionally, their user-friendly interface makes it easy to find the specific auto parts you need, ensuring a hassle-free shopping experience.

How to Shop NGK (58404) RC-EUX068 Spark Plug Wire Set Online From Ubuy?

It’s easy to shop NGK (58404) RC-EUX068 Spark Plug Wire Set online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.

Is NGK (58404) RC-EUX068 Spark Plug Wire Set Available to Shop Online in Australia?

Yes, at Ubuy Australia this product is available for you to shop at a reasonable price. The NGK (58404) RC-EUX068 Spark Plug Wire Set is not available locally but you can trust us with our express shipping services.

How Long Does It Take to Get Product After Placing the Order?

The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

NGK

NGK (58404) RC-EUX068 Spark Plug Wire Set

NGK wire sets provide superior firing and fuel savings, outstanding durability, excellent noise suppression

NGK

Item #: 2603396

NGK (58404) RC-EUX068 Spark Plug Wire Set

85% of respondents would recommend this to a friend

Item #: 2603396

AUD 86

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What Stands Out

High Compatibility

Designed specifically for a range of vehicles, ensuring seamless installation and optimal performance without compromising engine efficiency.

Durable Construction

Crafted with high-quality materials that resist wear and heat, delivering long-lasting reliability and consistent ignition performance under various driving conditions.

Improved Ignition

Enhances engine response and fuel efficiency by providing maximum spark energy, reducing misfires and improving overall engine performance.

Product Details

Brand Name	NGK
Number of Items	1
Manufacturer	NGK
UPC	087295584040
Item Highlight	Replaces 671-8140 7883 55409 175-6217 127880 148014 700059 CH7880 35-8013. Ends misfire, crossfire & RFI.
Unit Count	1 Count
Number of Packs	1
Global Trade Identification Number	00087295584040
Included Components	8 Wires (Coil Lead N/R)
Item Type Name	Spark Plug Wire Set
Model	RC-EUX068
Part Number	RC-EUX068
Item Weight	1.1 pounds (500 grams)
Connector Type	S-video
Material Type	Stainless Steel,Epdm,Lead,Silicone,Fiberglass
Cable Type	Ethernet
Brand	NGK
Material	Stainless Steel,Epdm,Lead,Silicone,Fiberglass

Who Should Buy?

Car Enthusiasts
Ideal for those who modify their vehicles for better performance and need reliable ignition components.
Mechanics
Professional mechanics benefit from high-quality components that ensure optimal engine performance for their clients.
Daily Drivers
Perfect for everyday vehicle owners seeking to maintain vehicle reliability and improve fuel efficiency.

Budget Shoppers
Those looking for the cheapest options may find better deals without compromising basic functionality.

Product Description

NGK (58404) RC-EUX068 Spark Plug Wire Set

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Question: How to Shop NGK (58404) RC-EUX068 Spark Plug Wire Set Online From Ubuy?

Answer: It’s easy to shop NGK (58404) RC-EUX068 Spark Plug Wire Set online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.
Question: Is NGK (58404) RC-EUX068 Spark Plug Wire Set Available to Shop Online in Australia?

Answer: Yes, at Ubuy Australia this product is available for you to shop at a reasonable price. The NGK (58404) RC-EUX068 Spark Plug Wire Set is not available locally but you can trust us with our express shipping services.
Question: How Long Does It Take to Get Product After Placing the Order?

Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

NGK Wire Sets Editorial Review

NGK (58404) RC-EUX068 Spark Plug Wire Set is designed to replace various OEM parts, effectively solving issues like misfires and crossfires. Many users have reported immediate improvements in engine performance, highlighting the perfect fit for the Land Rover Discovery II. The set consists of 8 high-quality wires, made from a combination of stainless steel, EPDM, lead, silicone, and fiberglass, which enhance durability and conductivity. Some customers prefer these 7mm wires over the more expensive 8mm options, noting they perform just as well as OEM replacements. While a few found the wire gauge less ideal, the cost-effectiveness and quality ensure satisfied users.

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Pros

High-quality materials for durability
Perfect fit for Discovery II models
Successfully resolves idle misfires
Cost-effective compared to 8mm options
Includes extra wires for convenience

Cons

Wire gauge might be lower than preferred

Platform Trust & Buyer Confidence

4.1/5 325 reviews

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“Purchased from Europe and arrived within 10 days. Very happy with the service”

30 August 2026 · via Trustpilot

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“Order arrived quickly and as ordered. Recommend”

10 September 2026 · via Trustpilot

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“Very happy customer. Excellent communication with speedy delivery. My daughter is loving her new bike which was delivered too Australia all the way from the states, no problems at all. Highly recommended.”

02 October 2026 · via Trustpilot

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02 October 2026 · via Trustpilot

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“3D Crystal Puzzles - Roses In A Vase (Black and Purple) Brilliant transaction! Thank you so much for your excellent service! Items are exactly as described, in great condition and package very well, quality and appearance are excellent and the price was amazing. Fast delivery too! Highly recommended!”

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Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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AUD 86

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Features & Benefits

Built to meet OEM tolerances
Utilizes variable pitch wire winding
Provides suppression of electrical waves
Superior firing and fuel savings
Outstanding durability
Excellent noise suppression

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NGK (58404) RC-EUX068 Spark Plug Wire Set

AUD 86

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Product Details

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NGK Wire Sets Editorial Review

Customer Reviews & Ratings

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Important information

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