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What brand spark plugs do Subaru use?

Subaru vehicles are renowned for their exceptional reliability and performance, and a crucial component that contributes to this reputation is the brand of spark plugs used in their engines. Subaru, a Japanese automaker known for its all-wheel-drive technology and boxer engines, equips its vehicles with high-quality spark plugs that are designed to deliver optimal ignition and fuel efficiency.


Subaru's Spark Plug Specifications


Subaru's spark plugs are typically manufactured by leading automotive parts suppliers, such as NGK and Denso. These spark plugs are engineered to meet Subaru's strict performance and durability standards, ensuring a smooth and reliable driving experience for Subaru owners. The specific spark plug models used in Subaru vehicles can vary depending on the engine type and model year, but they are all designed to provide consistent and efficient ignition for the Subaru boxer engine.


The Importance of Proper Spark Plug Maintenance


Maintaining the proper spark plugs in a Subaru vehicle is crucial for optimal engine performance and fuel efficiency. Subaru recommends that spark plugs be replaced at regular intervals, typically every 30,000 to 60,000 miles, depending on the vehicle model and driving conditions. Neglecting spark plug maintenance can lead to a variety of issues, including reduced engine power, decreased fuel economy, and even engine misfiring or stalling.


Choosing the Right Spark Plugs for Your Subaru


When it comes to replacing the spark plugs in your Subaru, it's essential to use the correct spark plug type and specifications recommended by the manufacturer. Using the wrong spark plugs can result in decreased performance, increased fuel consumption, and even engine damage. Subaru owners should consult their vehicle's owner's manual or work with a trusted Subaru service provider to ensure they are using the appropriate spark plugs for their specific model.


Conclusion


Subaru's commitment to quality and performance is reflected in the spark plugs used in their vehicles. By equipping their engines with high-quality, manufacturer-approved spark plugs, Subaru ensures that their vehicles deliver reliable and efficient performance, mile after mile. Proper spark plug maintenance is a crucial aspect of Subaru ownership, and following the manufacturer's recommendations is the best way to keep your Subaru running at its best.

Is it better to use OEM spark plugs?


Always use OEM sparkplugs on cars. The reason is that the electronic engine control system is tuned to the specific load of that plug.



What brand of spark plug does Subaru use?


NGK:SILFR6A. This product fits 105 vehicle variants. Subaru: 7 models, 105 variants between 2005 and 2018.



What is the difference between iridium and platinum spark plugs on a Subaru?


Iridium is said to be six times harder and eight times stronger than platinum with a 700° higher melting point. Iridium spark plugs have extremely fine electrodes while retaining excellent wear characteristics. Thanks to its strength, iridium spark plugs can last up to 25% longer than comparable platinum spark plugs.



How do I know if my Subaru spark plugs are bad?


One of the first signs of spark plug wear is trouble starting your Subaru. If the engine cranks longer than usual before starting or if you experience intermittent starting issues, it's time to inspect your spark plugs.



How often should spark plugs be changed in a Subaru?


every 30,000 miles
Experts generally recommend replacing spark plugs every 30,000 miles for the best results.



What is the disadvantage of iridium spark plugs?


Cons of Iridium Spark Plugs

  • Iridium spark plugs are much more expensive than platinum and copper spark plugs.
  • In terms of like-for-like performance, an iridium spark plug is on par with a good quality platinum spark plug, which is usually available for less money.



Is NGK platinum better than iridium?


Keep in mind that while iridium is stronger, it's nearly double the price of platinum. On the other hand, if you're hoping to save money, it's advisable not to downgrade the type of spark plugs because this can affect the performance and longevity of your vehicle.



Which is better, Denso or Ngk iridium spark plugs?


NGK Plugs are better. They have better threads and the Denso have been known to fall apart in Turbo applications. I went thru this when I replaced the plugs in my Hondas.



What is the best spark plug brand?


Bad spark plugs undermine your engine's performance. Some of the best spark plug brands are NGK, Bosch, AC Delco, Denso, Champion, and GenuineXL. Factors you should consider when purchasing new spark plugs are the thread size, recommended use, and cost.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.