The 6 Best Spark Plugs on the Market

If you car is not running as smoothly as it used to, it could be due to your spark plug. Replacing your spark plugs isn’t hard, but deciding which is the best spark plugs to get is. Today we will discuss the best high performance spark plugs on the market.

Best Spark Plugs Comparison Table

Preview
Motorcraft SP-515 Spark Plug, Pack of 1
ACDelco GM Original Equipment 41-993 Iridium Spark Plug
NGK 7090 BKR5EGP G-Power Spark Plug, Pack of 4
Bosch 4417 Platinum+4 FGR7DQP spark plug(Pack of 1)
Denso (4504) PK20TT Platinum TT Spark Plug, (Pack of 1)
Fram Autolite AP104 Platinum Spark Plug, Pack of 1
Title
Motorcraft SP-515 Spark Plug, Pack of 1
ACDelco GM Original Equipment 41-993 Iridium Spark Plug
NGK 7090 BKR5EGP G-Power Spark Plug, Pack of 4
Bosch 4417 Platinum+4 FGR7DQP spark plug(Pack of 1)
Denso (4504) PK20TT Platinum TT Spark Plug, (Pack of 1)
Fram Autolite AP104 Platinum Spark Plug, Pack of 1
Prime
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Customer Rating
Price
$14.99
$6.79
$13.49
$9.90
$4.22
$6.50
Preview
Motorcraft SP-515 Spark Plug, Pack of 1
Title
Motorcraft SP-515 Spark Plug, Pack of 1
Prime
Customer Rating
Price
$14.99
Details
Preview
ACDelco GM Original Equipment 41-993 Iridium Spark Plug
Title
ACDelco GM Original Equipment 41-993 Iridium Spark Plug
Prime
-
Customer Rating
Price
$6.79
Details
Preview
NGK 7090 BKR5EGP G-Power Spark Plug, Pack of 4
Title
NGK 7090 BKR5EGP G-Power Spark Plug, Pack of 4
Prime
-
Customer Rating
Price
$13.49
Details
Preview
Bosch 4417 Platinum+4 FGR7DQP spark plug(Pack of 1)
Title
Bosch 4417 Platinum+4 FGR7DQP spark plug(Pack of 1)
Prime
-
Customer Rating
Price
$9.90
Details
Preview
Denso (4504) PK20TT Platinum TT Spark Plug, (Pack of 1)
Title
Denso (4504) PK20TT Platinum TT Spark Plug, (Pack of 1)
Prime
Customer Rating
Price
$4.22
Details
Preview
Fram Autolite AP104 Platinum Spark Plug, Pack of 1
Title
Fram Autolite AP104 Platinum Spark Plug, Pack of 1
Prime
-
Customer Rating
Price
$6.50
Details

Last update on 2021-12-05 / Affiliate links / Images from Amazon Product Advertising API

The Best Spark Plugs Reviews

Deciding which is the best place to buy spark plugs is quite challenging. Despite this though, we have created a list of the best performance spark plugs available for you below. Here is our best spark plugs review.

1. Motorcraft SP-515 Spark Plug

The Motorcraft SP-515 is a redesign of the SP-507. It is made to fit any 5.4 3-Valve motor. The concerns behind your Ford’s spark plug breaking is no longer an issue. The engine boost you get from this spark plug is impressive.

Features:

  • Works perfectly with any 5.4 3-Valve Motor
  • This is the most updated design from Motorcraft
  • Designed to work with the updated Ford PZH14F

Pros:

  • Substantial engine improvement
  • Most updated spark plug
  • Improves vehicle strength

Cons:

  • Need Lisle remover for plug removal

If you own a 5.4 3-Valve motor, Motorcraft’s SP-515 is for you. If you have a rough engine that is experiencing lots of misfires, this will do the job for you.

Motorcraft SP-515 Spark Plug, Pack of 1
  • Package Dimensions: 5.75 L x 1.88 H x 3.2 W (inches)
  • Package Weight : 1.06 pounds
  • Country of Origin : China
  • Part number: SP-515

Last update on 2021-12-05 / Affiliate links / Images from Amazon Product Advertising API

2. ACDelco 41-993 Professional Iridium Spark Plug

ACDelco is known for making high quality auto parts and the 41-993 Spark Plug is no exception. They have made an Iridium Spark plug that provides better stability in your engine. It helps give your car smoother performance and improves your acceleration.

Features:

  • Made of Iridium which has many benefits
  • Improves your car’s acceleration and cold starting
  • The design offers longer electrolide life

Pros:

  • Gives quicker acceleration
  • Improves fuel ignition
  • Improves cold starting
  • Prevents combustion leakage
  • Improves fuel economy

Cons:

  • Threaded section is shorter than original
  • Overpriced
  • Don’t fit the plug wires made for this brand

Need faster acceleration and better fuel ignition? ACDelco has you covered. These spark plugs provide great fuel economy and help against combustion leakage so if you are suffering from these issues, this is the spark plug to get!

Sale
ACDelco GM Original Equipment 41-993 Iridium Spark Plug
  • Iridium offers excellent engine idle stability and smooth performance
  • Iridium allows for small, efficient electrode designs for reliable cold starting and quick acceleration
  • Iridium fine-wire electrode helps burn away carbon deposits on the tip of the plug as they form
  • One piece suppressor seal helps block radio frequencies that can affect vehicle electronics
  • Suppressor seal meters spark energy for long electrode life and helps prevent combustion leakage

Last update on 2021-12-05 / Affiliate links / Images from Amazon Product Advertising API

3. NGK 7090 BKR5EGP G-Power Spark Plug

NGK’s 7090 BKR5EGP Spark Plug is an alloy spark plug that provides improve fuel efficiency and lower emissions. NGK is a company that specifically specializes in spark plugs. Everything they make is focused around improving your car performance through spark plugs, so you can expect high quality with their products.

Features:

  • With a fine welded tip measuring in at 0.6mm, NGK’s 7090 spark plug is high in durable and has a long life
  • Features metal plating that prevents corrosion and seizing
  • A unique design allows for improved throttle response

Pros:

  • Improves throttle response
  • Anti-corrosive
  • Anti-seizing
  • Fuel efficient
  • High durability

Cons:

  • Center electrode is fragile

If you are having issues with seizing or throttle response, NGK’s spark plug is the best fit for you. It has a unique design and a long life span. They work solely on spark plugs, so you cannot go wrong with this company.

NGK 7090 BKR5EGP G-Power Spark Plug, Pack of 4
  • NGK 7090 Spark Plug - Pack of 4 (7090)

Last update on 2021-12-05 / Affiliate links / Images from Amazon Product Advertising API

4. Bosch 4417 Platinum+4 FGR7DQP spark plug

Reach your engine’s optimal performance with Bosch’s 4417 Platinum+4 Spark Plug. The temperatures that are reached by this spark plug offer exceptional self cleaning aspects. 

Features:

  • Get smoother acceleration with Bosch’s smart plug.
  • The installation is extremely easy with a factory preset gap.
  • Checking and adjusting the gap is not needed on this spark plug saving you time and effort

Pros:

  • Efficient combustion
  • Easy-to-set up
  • Factory preset gap
  • Revolutionary surface air gap
  • yttrium-enhanced

Cons:

  • Small center electrode
  • Thin terminals

If you are new to cars, installing a spark plug may be challenging and intimidating. Getting this spark plug by Bosch is your best option as it is easy to use and offers a basic and preset spark plug.

Bosch 4417 Platinum+4 FGR7DQP spark plug(Pack of 1)
  • Revolutionary surface air gap firing technology featuring four yttrium-enhanced ground electrodes delivers the longest, most powerful spark for ultimate engine performance
  • Four yttrium-enhanced ground electrodes provide optimum access to the air/fuel mixture for the most efficient combustion, plus the yttrium alloy ground electrodes reduce gap wear and oxidation for extended performance life
  • Electrode gap is factory set to provide ease of installation - never requires adjustment
  • Never requires gapping, the electrode gap is factory-set and never requires adjustment
  • Provides ease of installation - never requires adjustment

Last update on 2021-12-05 / Affiliate links / Images from Amazon Product Advertising API

5. Denso PK20TT Platinum TT Spark Plug

Denso’s platinum Spark plug is revolutionary. It is composed of a purified alumina powder insulator that offers several different benefits. Denso specializes in advanced automotive technology and is paving the way for better automotive parts. 

Features:

  • The Denso PK20TT Platinum Spark plugin has a special twin tip 11mm platinum center electrode
  • The special alumina powder coating provides extra strength and conductivity
  • This provides high durability under extreme stress
  • They are pre-gapped to .044-inches

Pros:

  • Advanced technology
  • Twin tip 11mm center
  • Incredibly high durability
  • Increases start up
  • Provides better fuel economy

Cons:

  • Only use OEM plugs for Volvo
  • Honda Element’s have issues with this plug

Denso is a great company for spark plugs. They offer very cheap prices for high quality parts. If you are looking for high quality at a great price, Denso is the way to go.

Sale
Denso (4504) PK20TT Platinum TT Spark Plug, (Pack of 1)
  • Twin-tip technology with 11 mm platinum center electrode and 11 mm titanium enhanced ground electrode
  • Improve fuel economy, better acceleration and faster starts than all other single platinum plugs
  • Purified alumina powder insulator provides exceptional dielectric strength and thermal conductivity, allowing the material to stand up to extreme stress
  • Purified alumina powder insulator provides exceptional dielectric strength and thermal conductivity, allowing the material to stand up to extreme stress

Last update on 2021-12-05 / Affiliate links / Images from Amazon Product Advertising API

6. Autolite AP104 Platinum Spark Plug

Another company specializing in spark plugs, Autolite has been offering great quality automotive parts since 1911. The AP104 Platinum Spark plug is a great product. With a nickel plated coating, you can expect it to last for quite some time.

Features: 

  • This spark plugged is yttrium-enhanced and includes an accurate gap
  • With a 100% platinum tip, you have no need to worry about erosion
  • Platinum to platinum firing is possible with this spark plug and the durability is high as well.
  • The design of the spark plug also offers faster and cleaner fires which produce less voltage and faster starts

Pros:

  • Yttrium enhanced
  • 100% platinum tip
  • Little to no gap erosion
  • Nickel plated steel
  • Long lasting corrosion resistance
  • Improved fuel economy

Cons:

  • May go a little faster than expected

These spark plugs are designed well. They can be installed next to OEM plugs. If you have a long history of dealing with erosion or corrosion, this the spark plug for you.

Fram Autolite AP104 Platinum Spark Plug, Pack of 1
  • Full platinum tip ensures virtually no gap erosion for long plug life
  • Yttrium enhanced, high nickel alloy side electrode maintains precise gap to increase plug life
  • Necked-down center electrode fires quicker and cleaner, with less voltage for easier starts, quicker acceleration, and improved fuel economy
  • Platinum alloy pad on ground electrode provides extended durability and service life and platinum-to-platinum firing
  • Nickel-plated steel shell for long-life corrosion resistance

Last update on 2021-12-05 / Affiliate links / Images from Amazon Product Advertising API

Spark Plug Companies

A common question is what are the best spark plugs on the market. That is a difficult question to answer. Many different companies make spark plugs and some even specialize in spark plugs.

Companies like Motorcraft, ACDelco, Bosch, and Autolite have a huge presence in the automotive market. Then you have NGK and Denso who focus only on making spark plugs. They also claim to have the best spark plugs to buy. These are all great companies, so deciding which is the best place to buy spark plugs is quite challenging.

How to Install Your Spark Plug

After purchasing your amazing spark plug, you have to install it. You can, of course, get a mechanic to do this part, but it is not difficult to simply do it yourself. Here is a short video to get you going:

Conclusion 

Unlike most other products, deciding on a winner in this lineup is not possible. Each spark plug has its own pros and cons. The best spark plugs for you is objective. They also work for different models of cars, so deciding on a spark plug is solely based on what kind of vehicle you own.

We hope you have a better understanding of the different companies that offer spark plugs, however. This should help make choosing a good spark plug easier.

Bestseller No. 1
Fram Autolite XP5325-4PK Iridium XP Spark Plug, Pack of 4
  • Iridium-enhanced 0.6mm finewire design for optimal durability and performance
  • V-trimmed ground electrode for improved ignitability
  • Platinum protected ground wire for maximum efficiency in all ignition types
  • Better overall ignitability and optimum performance
  • Limited lifetime warranty
Bestseller No. 2
Autolite XP5702-4PK Iridium XP Spark Plug, Pack of 4
  • Iridium-enhanced 0.6mm finewire design for optimal durability and performance
  • V-trimmed ground electrode for improved ignitability
  • Platinum protected ground wire for maximum efficiency in all ignition types
  • Better overall ignitability and optimum performance
  • Limited lifetime warranty
SaleBestseller No. 3
ACDelco 41-962 Professional Platinum Spark Plug, (8)
  • Includes 8 ACDelco 41-962 Spark Plugs
Bestseller No. 4
8 PCS NEW --- DENSO # 5325 IRIDIUM Power Spark Plugs -- IT16
  • FREE SHIPPING to anywhere IN USA and territories For This Item
  • IRIDIUM POWER
  • DENSO 5325
  • 1order = 8 Pieces
Bestseller No. 5

Last update on 2021-12-06 / Affiliate links / Images from Amazon Product Advertising API