What are the Correct Spark Plugs for a Toyota 86 or Subaru BRZ?

It is important to install the right spark plugs in your Toyota 86, Subaru BRZ or Scion (Toyota) FR-S. Installing the wrong spark plugs in your car can lead to poor performance or possibly even engine damage. To help you find the right spark plugs for your vehicle we have created a quick guide on what the best spark plugs are for a BRZ/86/FR-S and when to change them.

What are Some Signs of Bad/Worn Spark Plugs?

Below you can find some signs that many indicate the spark plugs need replacing in your Toyota 86, Subaru BRZ or Scion FR-S:

Reduced fuel economy – If you notice that your car is travelling less distance on a tank it may be a sign of dirty or fouled spark plugs.

Rough starts – Have you noticed that your Toyota or Subaru has difficulty starting or in some cases won’t start at all? While this can be a sign of several issues such as a bad battery, it may also be a sign that the spark plugs in your car have gone bad and can’t produce enough spark.

Reduced acceleration – Do you find that your 86/BRZ/FR-S feels slower than it used to? If it does it may be down to dirty or fouled spark plugs which lead to a poor-quality spark and reduced performance.

Rough Idle – This problem can be caused by a whole host of issues with bad spark plugs being a common culprit.

Misfires – Do you notice that your Toyota or Subaru misfires. If so, it may be caused by spark plugs in less than ideal condition.

Correct Spark Plugs for a Toyota 86, Subaru BRZ or Scion FR-S?

It is recommended that you use OEM spark plugs in your Toyota or Subaru. Below you can find the different OEM spark plugs available for these cars.

Other Things to Check

While you are replacing the spark plugs it is a good idea to check the spark plug wires to make sure they are in good condition. You should also closely inspect your old spark plugs as they can tell you quite a lot of information about the health of the engine inside your Swift Sport. To find out more about this check out this spark plug analysis guide.

When Should I Change the Spark Plugs in My BRZ/86/FR-S?

Toyota & Subaru recommend replacing the spark plugs every 50,000 – 60,000 km (31,000 – 36,000 miles). If you notice that your Subaru or Toyota is experiencing the problems we listed earlier in this article we recommend that you change your plugs even if it is before the recommended service interval. If the problems still persist you know it is probably not the spark plugs and is something else.

For those looking to buy a Toyota 86, Subaru BRZ or Scion FR-S, or those who want to know about common issues with these cars we recommend that you check out our buyer’s guide here.

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