NGK is a famous global manufacturer of spark plugs that has been working in the spark plug industry for almost a century.
NGK Spark Plug Co. LTD was established on November 11, 1936, in Nagoya, Japan, with a starting capital of 1 million yen.
One year after the NGK spark plug company was established, NGK achieved a major breakthrough by launching its first spark plug. This spark plug gained popularity and became the turning point for the company’s growth.
In this article, I will share where NGK spark plugs are made and what makes them popular among customers around the world.
To learn everything about NGK spark plugs and the locations of their manufacturing plants, read the article till the end.
Table of Contents
Who Manufactures NGK Spark Plugs?
NGK Spark Plug Co. Ltd, established in 1936 in Nagoya, Japan, is the exclusive manufacturer of NGK Spark Plugs.
Niterra is the parent company of NGK Spark Plugs, and its headquarters is based in Japan. Kyushu island-based Miyanojo factory located in Japan is the manufacturing heart of NGK producing millions of automobile components every year.
Over the years, NGK Spark Plug Co. Ltd became a well-known brand, producing a large variety of automotive components, with the spark plug being one of their top-selling product of the brand, also it was the first product of this brand.
Niterra: Parent Company Of NGK Spark Plugs
Nittera is the parent company of NGK Spark Plugs, which has a market cap of 7.54 billion as of January 2, 2024. This makes Nittera one of the top automotive components manufacturers in the world.
Yahoo Finace
NGK Spark Plugs, as a subsidiary of Nittera, has a market cap of 4.76 billion as of the same date.
Yahoo Finance
A Short Overview Of NGK Spark Plugs
NGK was a brand first established in Japan in 1936 and used to only manufacture spark plugs for cars. Nowadays, it is a global brand.
In 1958, NGK added ceramic cutting tools to their product line and expanded to Europe. In 1975, the first European subsidiary of NGK Spark was started in England.
NGK took a big step by building its first spark plug factory in Brazil in 1959. They also expanded to the USA in 1966, Malaysia in 1973, and Indonesia in 1977.
The USA-based company is the top manufacturing unit of NGK, selling over 37,000 units of spark plugs, sensors, and ignition coils.
In the early 1980s, NGK started building group companies in Australia and Canada, followed by the Middle East in 2002, and more far Eastern subsidiaries in the 2000s.
What Are Some Other Products From NGK?
Starting from spark plugs to becoming a global leader in producing important automotive components, and employing more than 14,500 people across 24 production plants and 5 technical centers all around the world. Here are some of the leading products of NGK:
- Spark Plugs
- Ignition Coils
- Sensors
- Cutting Tools
- Switches
- Pressure Sensors
Are NGK Spark Plugs Good?
NGK Spark Plugs became famous for producing high-quality components for the automotive market.
Their components are famous for their consistent performance and durability, NGK spark plugs are recognized widely and are trusted by customers all around the world.
Excellent Quality:
The NGK spark plugs come with OEM quality, providing top-notch performance to consistently meet or exceed the industry standards.
Manufactured with precision and by using noble metal wire, these spark plugs perform well in all types of vehicles.
Here’s a user review mentioning the excellent quality of these spark plugs:
“These plugs are high quality and easy to install, be patient on the Hyundai Tucson year 2015 coil, it’s special.”
Review Source Amazon
Optimal Performance:
With a history of 80 years working in the automotive components industry, NGK manufactures highly responsive spark plugs, making sure they provide exceptional performance.
No matter what type of vehicle it is, whether it is an SUV, a truck, or other vehicles, NGK spark plugs are the most chosen option among vehicle owners.
Here’s a user review about the performance of NGK spark plugs:
“Highly recommend! the immediate performance boost was impressive.”
Review Source Amazon
Enduring Durability:
NGK spark plugs have a proven track record of long-lasting durability, making them the best options for drivers who are concerned about the life of their spark plugs.
The material used in making these spark plugs makes them work for longer periods without any faults.
Here’s a user review about the life of NGK spark plugs:
“So far so good: dropped these in a month ago. Drove down to Los Angeles and have put 2300+ mi on it. If I don’t drive my car like I stole it, there’s definitely an increase in MPG (27 to 30). We’ll see if these last as long as the Densos (they were original on the car and lasted 100,000K, though I don’t think I’ll wait nearly as long to replace these).”
Review Source Amazon
NGK Customer Support And Warranty
NGK guarantees the products that are sold to distributors, sellers, resellers, or customers will be free from defects in workmanship and materials for a sixty (60) days period after delivery and this is the official NGK product warranty.
How To Claim Your NGK Warranty
You have to keep in mind that the parts that are damaged due to an incorrect installation are not covered under the terms and conditions of the warranty.
Also, parts that are used in racing or competition are only warranted against manufacturing defects are also they are not covered for issues related to longevity or breakage.
Note: For a quick response to the warranty claims, reach out to the customer support team of NGK at 888-800-9629 or cust@sparkplugs.com.
Are There Any Drawbacks To NGK Spark Plugs?
NGK spark plugs have many advantages, but they also come with some limitations and drawbacks.
Here are some of the problems that users have reported from using these spark plugs in their vehicles.
Corrosion Risk:
These spark plugs can rust easily in high-humidity or poor fuel conditions, making them reduce their performance and also affecting the lifespan of these spark plugs.
Higher Cost:
Although these spark plugs are beneficial for enhancing vehicle performance, they are more expensive than other regular spark plugs.
Compatibility Concerns:
Before buying these spark plugs, you need to check if they are compatible with your vehicle. These park plugs do not work well with all kinds of vehicles and engines.
Final Words
NGK spark plugs are one of the best spark plugs in the automotive industry and if you are looking for long-lasting and high-quality spark plugs. These spark plugs are affordable can work for longer periods without any fault, and can enhance the performance of your vehicle.
NGK was first established in 1936 in Nagoya, Japan. And has been serving in the automobile industry since then producing high quality and reliable components for their customers.
Most of the spark plugs of NGK are manufactured in the Kyushu island-based Miyanojo factory, which produces hundreds of millions of spark plugs each year. This factory is located in Japan.
I am Jack Neel, a mechanical engineer, researcher, and writer. I created this website to share my knowledge about different brands and products with you. I research the manufacturers behind the brands and provide you with the information you need to make smart buying decisions.