Why Are Spark Plugs So Expensive?

Published date:

2022-09-26
Score: 4.49/5 (39 votes)

Are you searching for an answer to the question: Why are spark plugs so expensive? On this page, we've collected the most accurate and complete information to ensure that you have all of the answers you need. So keep reading!

Iridium spark plugs cost more than other varieties because of the scarcity of iridium itself. Iridium is an extremely rare metal that is only mined in certain locations, and global supply has been severely affected by travel and processing restrictions during the pandemic.

You may wonder, why is it so expensive to replace spark plugs? Since replacing the plugs is no longer an annual service, most vehicle manufacturers stopped making them accessible. Today, replacing the plugs may require removing the intake manifold and a lot of other work to reach them.

Similarly one may ask, are expensive spark plugs worth it? Investing in high-performance spark plugs is a surefire way to save some money in the long run. Better gas mileage is just the beginning. These premium spark plugs last longer than conventional plugs, which means you'll be able to go a longer time between tune-ups, keeping your maintenance costs down.

Besides above, how much should it cost to replace spark plugs? between $115 and $200On average, a spark plug replacement at a mechanic will cost between $115 and $200. The cost of parts is inexpensive with spark plugs—the plugs cost between $5 and $20 each, depending on the type of plug needed.

Likewise, why are oem spark plugs so expensive? Electrode Design and Shape is Essential: OEM spark plugs have carefully crafted electrodes that are ground into a specific shape — this process is costly and adds complexity and time to manufacturing.


How long should spark plugs last?

between 20,000 and 30,000 milesWhen your engine is functioning correctly, spark plugs should last between 20,000 and 30,000 miles. The U.S. Federal Highway Administration clocks Americans' average annual mileage at 13,476. Break this down into spark-plug life expectancy, and it comes to between 1.5 and 2.25 years.

How often should spark plugs be changed?

between every 80,000 and 100,000 milesSpark plugs are designed for long-term durability, meaning that they only need to be replaced between every 80,000 and 100,000 miles. However, they can become damaged earlier than expected and require replacements to avoid pricey engine repairs.

Can I replace my own spark plugs?

Changing spark plugs takes about an hour (for a four-cylinder engine) and will save you at least a hundred bucks in labor if you do it yourself. In most cases it's a simple job that will help to maintain peak performance and the highest possible gas mileage.

Is it OK to use aftermarket spark plugs?

An aftermarket spark plug could work just OK in one vehicle and cause a great loss of horsepower and fuel economy in the next vehicle.

Do aftermarket spark plugs make a difference?

In most cases, you'll see a noticeable difference in performance after replacing your spark plugs and wires. The engine will run smoother and faster, and the car will have better acceleration. You may also notice an improvement in fuel economy.

Are aftermarket spark plugs any good?

If you ask us, our answer is no. You may save a few bucks on aftermarket spark plugs up front, but they'll likely end up costing you even more money in the long haul. Aftermarket spark plugs don't always fit right, nor do they always function well.

How much is a spark plug change at Jiffy Lube?

$70-$251The Average Cost for a Jiffy Lube Spark Plug Replacement Is $70-$251 Depending on if You Go to the Mechanic or DIY.

How much does it cost to change spark plugs labor?

Labor Charges

For a faulty spark plug replacement, you can expect to pay anywhere from $40-$350. These charges will also vary from engine to engine. For example, a repair shop may charge $60-$140 for a four-cylinder engine.


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