Best Spark Plugs

Electronics & Computers

Maintenancing a car can be hard work. You change your oil, fix your tires, and more to keep your car running smooth. Sometimes, however, our cars give us more hassle than we like and may choose not to start one day. No one wants to be the guy messing with their car, trying to get it to run properly when they’re already late for work (not speaking from experience *ehem*).

To avoid this, you may want to take a look at your spark plugs and consider getting a new set. Spark plugs are useful in powering up your car, keeping it powered up, and ensuring that your car runs smoothly. With bad spark plugs, your car is at risk of a cold-start or even a misfire during acceleration. Obtaining healthy spark plugs can improve the overall performance of your car.

With that in mind, you may be wondering what type of spark plugs to get. There are many different brands of spark plugs that come in different sizes and are made of different materials. Many spark plugs also come at various prices. Luckily, we’re here to help! We’ve compiled a list of some of the best spark plugs you can get.

Denso (4504) PK20TT Platinum TT Spark Plug

Why we like it: A platinum spark plug that’s built to enhance your vehicle’s acceleration, improve its fuel economy, and give your vehicle a faster start!

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We get our list going with the first spark plug by the brand Denso. Denso delivers a powerful spark plug that will surely impress users and greatly benefit vehicles. The Denso Platinum TT Spark Plug is packed with great features and a durable design! The spark plug is nicely equipped with twin-tip technology with its 11 mm platinum center electrode and 11 mm titanium enhanced ground electrode. More than that, this spark plug contains many perks for your vehicle! The spark plug will improve your vehicle’s fuel economy and provide better acceleration and faster starts than other single platinum plugs.

That’s not all! This spark plug comes with a purified alumina powder insulator which provides superior dielectric strength and thermal conductivity, allowing the material to stand up to extreme stress. Customers have praised the spark plug for its apparent ability to improve engine performance. While the spark plug is compatible to many cars, it does not fit all cars. Therefore, you will have to enter the make model and year of your vehicle on the product’s page to see if it will be a good fit. Though you only get one spark plug, it comes at an affordable price of $3 and is resistant to erosion and corrosion, making it a worthy option!

NGK (7090-4PK) BKR5EGP G-Power Spark Plug

Why we like it: This G-power platinum alloy spark plug offers superior anti corrosion and anti seizing properties and prevents the possibility of gas leakage.

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Next up on our list is another quality-built spark plug, this time by the brand NGK. NGK proves that they know how to build a solid spark plug with this product. The NGK G-Power Spark Plug not only contains a solid design, it also contains some pretty solid features. The spark plug sports a 0.6mm laser welded, fine platinum tip that reduces the required amount of voltage, ensuring high durability and a consistently stable spark. Additionally, the spark plug contains a platinum alloy ground and center electrode for a greater spark, and to ensure a precise gap during the life of the spark plug.

This spark plug provides great benefits to your vehicle and will improve how your vehicle runs. The spark plug offers superior performance with improved fuel efficiency, lower emissions, and quicker starts. The spark plug utilizes special configurations for the insulator noses to improve throttle response and prevent fouling with corrugated ribs on the insulator which prevents flashover. This nifty spark plug contains Trivalent Metal plating which offers excellent anti corrosion and anti seizing properties while its triple gasket seal eliminates combustion gas leakage. The spark plug comes in a pack of 4 for $11, but you can opt to get just one which will cost you about $4. Though you’ll have to check if this spark plug is a match for your car, this is a great option!

NGK (7131-4PK) Standard Spark Plug

Why we like it: This standard, premium spark plug comes in a set of 4 and is built with a solid copper core for greater spark, heat dissipation, and conductivity.

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NGK makes a comeback on our list with this next premium spark plug, available also in a set. We’re going to go ahead and state the obvious: NGK knows how to make a well-designed spark plug that will give your car the performance it needs. The NGK Standard Spark Plug proves that nothing beats the classic with its superior features and no-nonsense design. The spark plug is designed with a solid copper core to produce a greater spark. The spark plug’s copper core also gives it superior heat dissipation and conductivity. More than that, this spark plug is built to perform with its dual ground electrodes that also provide a more consistent spark.

Besides putting the “spark” in a spark plug (see what we did there?), this standard spark plug is also built with a longer insulator nose which prevents fouling. Additionally, the spark plug is equipped with corrugated ribs on its insulator which also prevents flashover. This durable little spark plug will benefit and protect your car with its triple gasket seal that eliminates combustion gas leakage and its zinc dipped shell which prevents corrosion. Before getting this premium spark plug, you’ll have to determine if it’ll fit your vehicle by entering your vehicle’s details on the product page. As we mentioned, the spark plug comes in a set of 4 for about $10 or you can purchase just one for about $5 (cearly, the set is the better deal…). Nevertheless, with great features and a solid design, we’re happy to recommend this product!

Bosch 4417 Platinum+4 FGR7DQP Spark Plug

Why we like it: A platinum spark plug that is easy to install and requires no additional adjustments and has a long lasting performance life.

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We move onto the next spark plug on our list by the brand Bosch, who is known for making quality power tools and kitchen appliances. Bosch makes it known that they can create quality spark plugs too, with this product. The Bosch Platinum Spark Plug is quite an impressive product, being loaded with handy features and having a convenient design. The spark plug boasts its revolutionary surface air gap firing technology which features four yttrium-enhanced ground electrodes that deliver a long-lasting, powerful spark for the ultimate engine performance. Along with that, the spark plug’s four yttrium-enhanced ground electrodes provide optimum access to the air/fuel mixture for the most efficient combustion.

Did we mention that the spark plug’s yttrium ground electrodes also reduce gap wear and oxidation for an extended performance life? Yeah, this spark plug can quite a lot! Aside from that, the spark plug contains an electrode gap that is factory set to provide ease of installation. That’s right. You won’t have to constantly adjust the gap on this spark plug as it is not a requirement. Feel free to easily install this spark plug right into your car and get it running smoothly! As expected, you do have to first determine if this spark plug is a match with your car by entering your vehicle’s details on the product page. The spark plug can only be purchased in singles, but it costs a reasonable amount of about $4 and is a great option to consider!


NGK 8pc Iridium IX Spark Plugs

Why we like it: You get 8 pieces of these quality iridium spark plugs. ‘Nuff said. Not only that, these spark plugs sport a solid metal design.

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In need of more than just one spark plug or you find it more convenient to just change all your spark plugs? Consider this product by NGK. NGK clearly understands that some customers need more than just one, quality spark plug and don’t want to go through the hassle of purchasing multiple spark plugs at a time. NGK delivers to us a convenient set of premium made spark plugs. The NGK Iridium IX Spark Plugs are more than just convenient, they will also improve your vehicle’s performance. Customers have praised the spark plugs for allowing their vehicles to run smoothly. One customer even said the spark plugs helped her vehicle run well during a cold morning!

More than that, these spark plugs sport a solid metal design, for which they have also been praised. Many customers have stated how well-made the spark plugs are and they are built with high-quality material. It has also been stated that the spark plugs give your vehicle a smoother burn and that they nicely come gapped and protected. With a durable, premium build and a great performance, these spark plugs unfortunately contain one obvious downside: the price. The iridium spark plugs will cost you a rather pricey amount of about $51. On the bright side, you do get 8 of these spark plugs and they have been praised for having a quality design, making this a product worth considering!

Champion RE14MCC4 (570) Copper Spark Plug

Why we like it: A copper spark plug with a convenient price! This durable spark plug boasts a longer life span with its accurate control of heat range.

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With a brand name like Champion, you can expect their products to match the name. Luckily, this product by Champion is befitting of the brand name with its quality and efficiency. The Champion Copper Spark Plug is a force to be reckoned with for its high quality design and remarkable features. The spark plug features a copper core center that allows for accurate control of heat range to give it a longer life span. In addition to that, this spark plug is durably built to ISO and SAE standards for a high-grade performance. As the manufacturer proclaims, this spark plug is also compatible with the automotive applications.

The spark plug features a patented SAC-9 semiconductor resistor for ultimate EMI and RFI suppression. This sturdy spark plug is even equipped with maximum corrosion resistance due to its patented Ultraseal™ coated shell. The spark plug is able to reach optimal temperatures quickly and can maintain stable operating temperatures under all engine loads, while supporting a maximum life and sharper spark focus. One of the best things about this spark plug is its price. Though you only get one plug, it will only cost you a little under $2. Though you do have determine if this spark plug is a good fit for your vehicle, this product is a worthy recommendation!


ACDelco R44LTS6 Professional Conventional Spark Plug

Why we like it: A sleek, professional spark plug that features Black Onyx coating which helps prevent corrosion and increases the spark plug’s durability.

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Looking for a sleek and professionally-built spark plug? ACDelco has you covered. ACDelco brings forth a remarkable product that is sure to “wow” all of its users with its durable design and convenient price. The ACDelco Professional Conventional Spark Plug is the product for customers looking for a spark plug with great perks and a great value. The spark plug is designed with Black Onyx coating which helps prevent it from corrosion. Additionally, the spark plug contains a copper core that harbors thermal properties to provide great heat transfer and increase the plug’s durability. We think it’s safe to say that this spark plug will be here to stay around and perform for a while!

Building on that last statement, this spark plug even comes with nickel-chrome alloy sheathing to help prevent corrosion on the center electrode. The spark plug also features a ribbed suppressor seal, which extends its resistance and prevents spark flashover and misfire. Being quite the powerful spark plug to greatly benefit the performance of vehicles, this spark plug can also be used in marine applications. One of the greatest features of this product is its affordable price. Though you can only purchase one spark plug (at a time), this spark plug costs an affordable amount of about $2. Of course, make sure the spark plug fits with your vehicle first! Nonetheless, this product is a worthy option!

Bosch FR7NPP332 Double Platinum Spark Plug

Why we like it: This sturdy, double platinum spark plug sports a fine wire design which provides the plug with excellent ignitability and performance.

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Bosch is back at it again with another quality spark plug to be featured on our list. Okay, it’s clear to us by now that the Bosch brand is just good at making equipment. Period. The Bosch Double Platinum Spark Plug is more than just double the platinum, it’s double the quality with its excellent features and sturdy design. The spark plug is built with a double platinum firing pin and ground electrode inlay which gives the spark plug a 3X longer service life compared to standard copper plugs. In addition to that, the spark plug’s fine wire design provides it with excellent ignitability and performance so that your vehicle starts and runs smoothly.

The spark plug is equipped with a 360° continuous laser weld that is fused with a corrosion resistant precious metal firing pin for increased durability. Did we mention that this spark plug is pre-gapped? Yep, you heard that right. With its pre-gapped design, the spark plug provides an optimum fit into your vehicle, enhancing its functionality. Still note though, you will have to see if the spark plug is a match for your car in general by entering your vehicle’s details on the product page. The spark plug is also only available to be purchased in singles and costs almost $7 for one. Still, with a 6 year performance satisfaction guarantee, this premium product is worth considering!


Autolite XP5683 Iridium XP Spark Plug

Why we like it: A premium spark plug that contains an iridium-enhanced platinum alloy 0.6mm fine wire center electrode for improved ignitability performance.

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We arrive at the last spark plug on our list by the brand Autolite. Autolite pulls out all the stops in creating a high quality, heavy-duty spark plug that leaves us truly impressed. The Autolite Iridium XP Spark Plug takes the stage with its high-grade, patented design and outstanding features. To start, the spark plug contains an iridium-enhanced platinum alloy 0.6mm fine wire center electrode for an improved ignitability performance to enhance the way your vehicle runs. The spark plug also features a patented, V-trimmed platinum sidewire technology to resist wear on the plug. If that’s not dedication to durability (and fanciness!), then we don’t know what it is.

Going further into the product’s design, the spark plug sports an OE (original equipment) equivalent design that is engineered for every engine to ensure the right plug for your vehicle. This spark plug is designed for better durability overall, with virtually no gap erosion to extend the spark plug’s lifespan. The spark plug is also equipped with an attached motor seat gasket and a terminal nut. Though the spark plug is designed to be the most compatible with vehicles, you will still have to check if this product is a direct fit for your car. Also, you can only purchase this spark plug in singles, and one will cost you almost $7. However, with a great design and even greater features, this product is worth recommending!

E3 Spark Plug E3.74 Automotive Spark Plug

Why we like it: This long-lasting spark plug comes with a 5-year/100,000 mile limited warranty and contains DiamondFire electrode technology to create a superior spark.

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If the last product still wasn’t as feature-packed as you would like, then take a look at this next product by the brand E3 Spark Plugs. Based on the brand’s name alone, you can tell that their specialty is none other than (you guessed it) spark plugs, and clearly this brand knows what they’re doing! The E3 Spark Plugs Automotive Spark Plug (that’s repetitive) sports a cool, authentic design and has all the right features to back it up. The spark plug features DiamondFire electrode technology that creates a superior spark, resulting in a flame front that extends further into the cylinder to produce a more localized pressure. The spark plug also supports a significant potential power increase: > 6% to 12%, depending on your car’s engine class.

More than that, this spark plug also supports a significant potential fuel efficiency improvement which is: > 4% to 13%, which also depends on your vehicle’s engine class. This eco-conscious spark plug offers a potentially drastic emissions reduction when used in 2 and 4-stroke engines (after 50 hours). This could result in a 58% CO emissions reduction and a 42% hydrocarbon reduction from your vehicle. The efficient spark plug boasts a near elimination of performance inhibiting carbon deposits and has a dramatically longer plug life. Though you can only purchase one spark plug, which costs almost $6, it does come with a 5-year/100,000 mile limited warranty. After determining if this spark plug is a fit for your vehicle, we highly recommend considering this product.

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