Top 3 Spark Plug Brands According To Mechanics

When it comes to car maintenance, spark plugs are an essential component and one of the most commonly booked repairs on AutoGuru.

With so many spark plug jobs booked every year, we were curious to find out what the top brands that mechanical experts rely on to provide the spark for their customers.

With that in mind, we turned to the expert mechanics on AutoGuru because we knew they’d have a pretty good idea of what brands customers should ask for when getting new spark plugs.

We asked our partner mechanics what their preferred spark plug brands were. Here’s what we found out! These results are current as of March 2024.

1. NGK

87% of mechanics' responses identified NGK as the preferred spark plug supplier.

Since being established in Japan in 1936, NGK has always been at the forefront of innovation and technology. They’re always exploring new ways to diversify and improve their products so consumers get the best!

Their reliable reputation means that mechanics know they’ll work every time they take one out of the box, which gives them confidence when fitting them to customers' cars.

We wanted to know more about why mechanics preferred NGK spark plugs, so we decided to go around and do some interviews!

2. Denso

Denso came in as the second preferred spark plug brand. Denso is a leading manufacturer of automotive parts, including spark plugs.

Their spark plugs are known for their reliability, efficiency, and ability to deliver strong performance in all driving conditions. Made with the latest technology and advanced materials, Denso spark plugs offer improved fuel efficiency, quicker starts, and smoother engine operation.

They also come with a long service life, making them a cost-effective choice. Whether you're driving a car, truck, or motorcycle, Denso has a spark plug to fit your needs, ensuring that your vehicle runs smoothly and efficiently.

3. Bosch

Bosch came third on the list of preferred spark plug brands. Bosch has a rich history of auto parts manufacturing, and with this history comes a great sense of quality.

Speaking of history, Bosch has been around since 1886, so they’ve had plenty of time on the playing field!

They offer a complete range of spark plugs, from silver and copper to platinum and iridium.

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So next time you get your spark plugs replaced, you know at least three quality brands experts recommend.

If you’re unsure of the spark plugs installed in your car, you can ask your mechanic if they can supply any of the mentioned brands so you know you’re getting the best quality.

You can get spark plug quotes and book with a local mechanic on AutoGuru 24/7.