How often do you need to change spark plugs on a Subaru?

According to the search results, the frequency of spark plug replacement for a Subaru can vary depending on the specific model and engine type. However, modern Subaru BOXER engines typically require spark plug replacement every 60,000 miles or so. It’s important to note that every engine and spark plug may differ, so it’s recommended to consult with a knowledgeable service advisor to determine the best spark plug replacement interval for your specific vehicle.
It’s worth mentioning that some Subaru owners suggest replacing all spark plugs at once, even if only one plug is bad, as the others may not be far behind and it can be more cost and labor efficient. However, this is not a requirement and may vary depending on individual preferences.
Remember to consult your vehicle’s maintenance schedule or owner’s manual for the most accurate and up-to-date information regarding spark plug replacement intervals for your specific Subaru model.

How long do Subaru spark plugs last?

Modern SUBARU BOXER® engines require improved spark plugs made with material like platinum. This means you’ll only have to worry about changing them every 60,000 miles or so.

Is it hard to replace spark plugs on Subaru?

Last night when I changed them I realized how to do it. 2 screws take your windshield washer fluid reservoir off on the drivers side, one bolt takes the air box off on the passenger side. From there it’s a straight shot to pull the plugs, no joints needed. Plugs changed in 15 minutes, hood open to close.

Can a spark plug last 200000 miles?

Generally, spark plugs should be replaced every 30,000 to 100,000 miles, depending on the manufacturer’s recommendations for your specific vehicle. Some spark plugs may need to be replaced more frequently if they are subjected to extreme conditions, such as high temperatures or extended periods of idling.

Can spark plugs last 5 years?

For most drivers, that will mean that you’re due for spark plug service once every 2-3 years!

How many miles do factory spark plugs last?

100,000
How long spark plugs last varies by manufacturer and vehicle, but on many vehicles today, they should be good for 100,000 or more miles. Some vehicles, though, will have shorter intervals, particularly performance and luxury models.

When should I replace my spark plugs on my Subaru Outback?

60,000 Miles or 60 Months
Replace the spark plugs.

At what age should spark plugs be replaced?

Age and Mileage
Also, be aware that the advice varies depending on the age of the car. For models dating back to before 2002, a plug replacement is recommended every 24,000 miles or two years. This interval is longer for later models, at every 40,000 miles or 4 years.

How do I know when my spark plugs need replacing?

5 Signs You Need New Spark Plugs

1. Engine Misfires. A misfiring engine is a big sign that one or more of your spark plugs are not firing properly.
2. Poor Gas Mileage. When spark plugs are working correctly, they burn fuel efficiently in your engine.
3. Trouble Starting.
4. Slow Acceleration.
5. Rough Idling.

How much does it cost to change spark plugs on a Subaru?

So it is important to have them replaced at the recommended intervals to keep your Subaru running as smooth as possible. The average cost to have your spark plugs replaced starts at around $100 up to $300+, depending on the type of spark plugs needed.

What happens if I don’t replace spark plugs?

The deposits that build up on the plugs can eventually cause them to misfire. When this happens, the unburned fuel in the cylinders can start to eat away at the cylinder walls. This can cause dangerous pressure levels to build up, and it can even lead to engine failure.