Where are NGK Spark Plugs Made?

NGK spark plugs are manufactured in America right now. But that’s not the only country where the brand NGK runs its manufacturing units. They also have subsidiaries in India, Thailand, Malaysia, countries of Europe, etc.

In fact, at the very beginning, the company was in Japan. Sounds confusing, right? Well, don’t worry. Because here in this article, you’re going to have a good idea about the NGK spark plug brand and its history.

Not only that, but we will also explain various aspects of these spark plugs. So, without further delay, let’s start the journey.

A short overview of NGK spark plugs

As I said earlier, NGK is now a global brand. But at the very beginning in 1936, NGK was established in Nagoya, Japan. Back then, they manufactured only one product, which was spark plugs for automobiles.

Soon they began to grow. In 1958, they added cutting tools made with ceramic to their product list. Till then, the brand already became a rising star in this market. Then their business expanded to Europe. In 1975, the first European subsidiary started in England.

Well, besides that, in 1966, the company started its journey in the USA. Right now, the USA is one of the top manufacturing units of this brand. The USA subsidiary sold more than 37000 units of spark plugs, sensors, ignition coils, etc.

What are some other products from NGK?

You already know that the brand was first started with only one product which was the spark plug. Later they added ceramic cutting tools to the list. But now, they produce more than these.

Various types of oxygen sensors, ignition coils, glow plugs and other automobile parts are produced by this company. Currently, the company has more than 14,500 employees all over the world with 25 manufacturing units.

Are NGK spark plugs good?

NGK spark plugs are known for consistent quality products. These are really high quality and widely used in vehicles like SUVs and trucks.

Copper wire plugs and high-performing electrodes make these plugs stand out. Below, we are going to share some advantages that these NGK spark plugs will provide.


The spark plugs come with OEM quality with consistent performance. The noble metal wire that is used in NGK spark plugs provides great service in all automobiles.


These super-responsive spark plugs provide fantastic performance no matter what vehicle you’re using. For about 80 years, the NGK spark plugs are one of the most reliable products for so many customers all over the world.


NGK spark plugs have reputation for long-time service. When the concern is about durability, you can depend on these spark plugs.

Are there any drawbacks to NGK spark plugs?

Well, Yes. There are some issues with these spark plugs too. Though these are not so severe, you should be concerned about them.

Experts recommend that these spark plugs should be avoided for new engines. So, if your vehicle is new, you better choose an alternative brand. Also, the electrode design is conventional.

Besides, if you’re looking for modern design spark plugs, these may not be your product. Despite these, the products from NGK spark plugs are undoubtedly fantastic.

Brands that can compete with NGK in spark plugs

Though NGK spark plugs are great, there are also some other alternatives that you can look at. Among these, here we will just mention two brands that can be considered as an alternative to NGK spark plugs.


This is one of the best brands of spark plugs. These spark plugs come with a double-electrode design. The materials used in these products are also more durable.

So, if you’re not interested in NGK, look at this brand. They have a decent product too.


Denso spark plugs are another great competitor of NGK. Though it may not last as much as NGK, it can produce more powerful sparks.

The iridium that is used in these spark plugs has more hardness. Due to these reasons, almost all automobiles that are manufactured in Japan use Denso spark plugs. So, this is considered one of the best alternatives to NGK.



For more than 80 years, NGK spark plugs have been known as a reliable and durable brand. From selling only spark plugs in Japan, now the brand has become a global name for various automobile sensors and parts.

With consistent OEM quality and a long-time service guarantee, the brand has earned a good number of customers worldwide. However, there are some complaints about these products which are really minor compared to the performance.

But NGK is not the only brand you can consider. Instead, there are some other brands too that produce high-quality products. So, if you’re looking for an alternative, have a look at the mentioned brands.

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Mahir Ahmed


I'm the guy responsible for ensuring honest, informative, accurate and helpful guide to the reader.

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