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Why are Honda OEM spark plugs so expensive?

Honda OEM (Original Equipment Manufacturer) spark plugs are generally more expensive than aftermarket spark plugs due to the high-quality materials and precision engineering that goes into their production. These spark plugs are designed to meet Honda's strict performance and durability standards, ensuring optimal engine performance and longevity.


Quality and Precision Engineering


Honda OEM spark plugs are manufactured using premium materials, such as iridium or platinum alloys, which provide superior ignitability and extended service life compared to standard copper spark plugs. The electrodes on Honda OEM spark plugs are precisely engineered to a tighter tolerance, ensuring a more consistent and efficient spark delivery. This attention to detail helps to maximize engine efficiency, reduce emissions, and improve fuel economy.


Specialized Design and Testing


Honda designs its OEM spark plugs specifically for each engine model, taking into account factors such as combustion chamber design, engine load, and operating conditions. These spark plugs undergo rigorous testing and validation to ensure they meet Honda's high standards for performance, reliability, and durability. This specialized design and testing process contributes to the higher cost of Honda OEM spark plugs.


Aftermarket Alternatives


While aftermarket spark plugs may be less expensive, they may not offer the same level of quality and precision as Honda OEM spark plugs. Aftermarket spark plugs may use lower-quality materials or have less stringent manufacturing processes, which can lead to inconsistent performance, reduced engine efficiency, and shorter service life. For owners who want to maintain their Honda's optimal performance and reliability, the higher cost of OEM spark plugs may be a worthwhile investment.


Conclusion


In summary, the higher cost of Honda OEM spark plugs is primarily due to the use of premium materials, precise engineering, and specialized design and testing processes. While aftermarket spark plugs may be less expensive, they may not offer the same level of quality and performance as Honda's OEM parts. For Honda owners who prioritize optimal engine performance and reliability, the investment in Honda OEM spark plugs can be a wise choice.

Are OEM spark plugs worth it?


While they're a little more costly than most after-market brands, they're precisely engineered for your engine. They will maximize fuel efficiency and save you hundreds of dollars at the fuel pump!



Why are Honda spark plugs expensive?


A OEM Honda plug will have a platinum (90k mile rating) or iridium tip (120k mile rating). These are both costly metals, but prolong the life of your plug. One of the first corners cut by aftermarket brands is making plugs with a low grade center electrode. High Quality Ceramic Insulator.



Which spark plug does Honda use?


Genuine Honda OEM Spark Plug 98079-55846 (NGK BPR5ES) Honda & other small engines.



Why is getting spark plugs replaced so expensive?


The biggest challenge is getting to the plugs. Since the plugs are not serviced very often, design engineers have conspired to bury them under the engine manifolds of many vehicles. This adds to the cost of replacement since the manifold must be partially disassembled, removed, and then re-assembled.



What is the life expectancy of OEM spark plugs?


Conventional Spark Plugs: Typically, conventional copper spark plugs should be replaced every 20,000 to 30,000 miles or every two to three years. Platinum Spark Plugs: Platinum spark plugs have a longer lifespan and may last up to 60,000 miles or more before replacement is necessary.



How much does a dealership charge to change spark plugs?


Depending on your vehicle, expect to spend at least $100 or, at most, $500 for spark plugs replacement.



Can spark plugs last 10 years?


Even if you're not having problems, you'll still want to change spark plugs out at every 30,000-mile interval. For most drivers, that will mean that you're due for spark plug service once every 2-3 years!



Do iridium spark plugs really make a difference?


Iridium is an extremely durable metallic element, which makes it a great fit as the material for spark plugs. The main property of the iridium spark plugs is that their electrode material comes with a high melting point. They offer a complete combustion and ensure a better performance.



How long do Honda OEM spark plugs last?


The best guide for replacement intervals is your Honda's owner's manual since different models and engines have different requirements. However, a general rule of thumb for many modern Hondas is to replace the plugs every 30,000 to 90,000 miles.



Is Denso OEM for Honda?


Denso is the OEM for Honda and produces many parts for other imports as well.


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.