Best Spark Plugs For Mustang Ecoboost: image
Editor's Pick

Iridium TT Spark Plug, (Pack of 1) has a thread pitch of 1.25mm. The spark plug’s diameter is 5/8″ and its thickness is 1mm. It can be used for spark plugs up to 3000 watts. This will give you more power and superior fuel economy. The spark plug comes with a lifetime warranty from the manufacturer. Not only that, but it also reduces emissions.

Value for Money

NGK spark plugs have been marked on the single package, which is made from 100% genuine NGK powder. The stickers are used to check the authenticity of the product and to ensure that it does not contain any counterfeiting or imitation products. The packaging has been sealed with special adhesive tape to prevent accidental damage. It can also be used as a warning for misuse of materials. Notably, NGK’s Spark Plug ranges from 0 to 100 degrees Celsius.

Honorable Mention

High-Quality Products. The products are manufactured using the latest technology, which ensures optimum performance and long-life. All of our products have been tested to provide maximum performance and no commercial exceptions were made. Our products are fully warranted for two years from the date of purchase. We also offer a one-year limited warranty on defective parts.

Best Spark Plugs For Mustang Ecoboost

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Top 9 Best Spark Plugs For Mustang Ecoboost

1

Autolite XP5863 Iridium XP Spark Plug, Pack of 1

11 ratings | 13 offers | 11 Reviews
Price: $7.38$20.98
Why we chose it
  • Better overall ignitability and optimum performance
  • Proprietary platinum side wire technology
  • Iridium-enhanced center electrode provides better durability
  • Nickel-plated shell
  • 0.6 mm fine wire design offers more focused ignition
Autolite XP5863 Iridium XP Spark Plug, Pack of 1: image
96%
customers recommend this product
4.8/ 5
2

Denso (5339) ITV20 Iridium Power Spark Plug, (Pack of 1)

59 ratings | 9 offers | 59 Reviews
Price: $7.75$13.97
Why we chose it
  • DENSO patented 360 degree laser welding process: ensuring exceptional quality bond and structural strength with the iridium center electrode
  • DENSO patented 360 degree laser welding process: ensuring exceptional quality bond and structural strength with the iridium center electrode
  • U-groove and taper cut ground electrode: provides faster spark flame growth and lessens heat quenching
  • 0.4 mm iridium center electrode: world’s smallest diameter that maximizes firing potential
Denso (5339) ITV20 Iridium Power Spark Plug, (Pack of 1): image
88%
customers recommend this product
4.4/ 5
3

4 New NGK IRIDIUM IX Spark Plug LTR6IX-11 # 6509

287 ratings | 10 offers | 287 Reviews
Price: $25.79$40.15
Why we chose it
  • 100% genuine NGK Spark plug from NGK factory
  • 3. the licensed products have stickers on the single package of the products. The oval white sticky paper is marked on the production area, importers, enterprise standards and so on.
  • Anti-counterfeit query method for NGK spark plug
  • 1. the thread workmanship, the ceramic body and the metal body connecting part of the white powder, can be wiped out by hand, powder is sealed washer stamping into the special,if it’s fake,is intentionally sticky with glue, so cannot be wiped.
  • 2.spark plug metal parts or ceramic and metal joint position has a four digit number, this is the production batch, you can call the manufacturer to inquire.
4 New NGK IRIDIUM IX Spark Plug LTR6IX-11 # 6509: image
92%
customers recommend this product
4.6/ 5
Mileage4.7
Value for money4.6
Top Pick
4

Denso (4719) ITV20TT Iridium TT Spark Plug, (Pack of 1)

232 ratings | 12 offers | 232 Reviews
Price: $7.21$23.98
Why we chose it
  • Thread Size – 14mm. Thread Pitch – 1.25mm. Hex Size – 5/8 inch(16mm)
  • Larger spark translates to more power and superior fuel economy
  • 0.4mm Iridium Center Electrode
  • Denso # 4719
  • 0.7mm Platinum Ground Electrode
Denso (4719) ITV20TT Iridium TT Spark Plug, (Pack of 1): image
92%
customers recommend this product
4.6/ 5
Value for money4.2
Mileage3.7
5

NGK 96588 LTR6DI-8 Laser Iridium Spark Plug

7 ratings | 5 offers | 7 Reviews
Price: $12$27.85
Why we chose it
  • TRUST IN NGK NTK: Explore components built by the world leader in the design of spark plugs and oxygen sensors. Their attention to performance excellence is what has differentiated them from the competition and allowed them to be the number one supplier of spark plugs and oxygen sensors. From leading Japanese makers like Honda, Toyota, Mazda, and Nissan to domestic manufacturers like GM, Ford, and Chrysler, NGK Spark Plugs and NTK Sensors are already onboard when you purchase your new vehicle
  • RELY ON QUALITY IGNITION COMPONENTS: From their start in 1936 through today, the NGK product line is proof of their dedication to innovation, performance, and quality. In order to deliver high-quality spark plugs and oxygen sensors to the automotive community, NGK has partnered with auto manufacturers to engineer automotive parts that fit both the vehicles of today and of the future
  • REDUCE EMISSIONS AND MISFIRES: This tried-and-true Spark Plug boosts performance, reduces emissions, and enables better fuel economy so that your engine runs at its best. The durable shell reliably protects the spark plug from corrosion, ensuring long-lasting sparking capabilities. The center and ground electrodes promote sharper spark focus for fewer misfires
  • This NGK Laser Iridium 96588 Spark Plug replaces DENSO Auto Parts 4719, DENSO Auto Parts ITV20TT, Ford CB5E 12405 AA, Ford CYFS12Y2, Ford CB5E-12405-AA, Bosch 9756, Motorcraft CYFS12Y2, Motorcraft
  • IMPROVE IGNITION AND SPARK EFFICIENCY: This Spark Plug employs advanced center and ground electrodes to produce complete and efficient combustion and deliver an outstanding spark for faster, stronger, and more powerful combustion over the life of the spark plug. The corrosion-resistant center and ground electrodes minimize spark gap growth and provide greater ignitability and spark efficiency
NGK 96588 LTR6DI-8 Laser Iridium Spark Plug: image
96%
customers recommend this product
4.8/ 5
6

Motorcraft – Spark Plug (SP550)

26 ratings | 21 offers | 26 Reviews
Price: $5.2$18
Why we chose it
  • International Renown For Our Diverse Range Of Award-Winning Products
  • Leading Manufacturer Of High-Quality Products
  • All Products Have Been Designed With The Professional In Mind
  • Fully Equipped With State-Of-The-Art Technology
  • Constantly Modernizing Our Powerful Devices To Meet The Demands Of The Modern User
Motorcraft - Spark Plug (SP550): image
100%
customers recommend this product
5/ 5
Value for money4.8
Easy to install4.6
7
Why we chose it
  • Designed to deliver trouble-free, consistent performance
  • Manufactured to meet or exceed strict quality requirements
  • Right for your vehicle and lifestyle
  • Made from high-quality materials for ultimate durability
  • If you have any questions or need fitment information for your vehicle, please contact with us
Federal Mogul Spark Plug Champion Double Platinum 7004, 1 Pack: image
58%
customers recommend this product
2.9/ 5
8

Autolite APP5863 Double Platinum Spark Plug

23 ratings | 2 offers | 23 Reviews
Price: $6.06$9.55
Why we chose it
  • Full platinum tips with platinum on both the center and side electrodes promotes reduced gap wear for improved plug life
  • Works to optimize engine performance for a longer life and improved fuel economy
  • Nickel-plated steel shell for increased durability and long life corrosion resistance
  • 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 for extended durability and service life and platinum-to-platinum firing
Autolite APP5863 Double Platinum Spark Plug: image
58%
customers recommend this product
2.9/ 5
Value for money1
Mileage1
9

NGK 90495 LTR6BHX Spark Plug (Pack of 1)

1 ratings | 2 offers | 1 Reviews
Price: $11.63$12.16
Why we chose it
  • Enhanced blistering/anti-peelingCompatibility:
  • Superior oxidation resistance
  • 2016-2018 Buick Envision
  • Advanced high-ignitability technology
  • DFE & PSPE tip designs
NGK 90495 LTR6BHX Spark Plug (Pack of 1): image
100%
customers recommend this product
5/ 5
Top Pick
Denso (4719) ITV20TT Iridium TT Spark Plug, (Pack of 1)
Denso (4719) ITV20TT Iridium TT Spark Plug, (Pack of 1)
Ranking the Brands
Autolite: 22.22%
Denso: 22.22%
WD EXPRESS: 11.11%
NGK: 11.11%
Motorcraft: 11.11%
Champion: 11.11%
: 11.11%

Comparison Table

Сomparison: Autolite XP5863 Iridium XP Spark Plug, Pack of 1: imageСomparison: Denso (5339) ITV20 Iridium Power Spark Plug, (Pack of 1): imageСomparison: 4 New NGK IRIDIUM IX Spark Plug LTR6IX-11 # 6509: imageСomparison: Denso (4719) ITV20TT Iridium TT Spark Plug, (Pack of 1): imageСomparison: NGK 96588 LTR6DI-8 Laser Iridium Spark Plug: imageСomparison: Motorcraft - Spark Plug (SP550): imageСomparison: Federal Mogul Spark Plug Champion Double Platinum 7004, 1 Pack: imageСomparison: Autolite APP5863 Double Platinum Spark Plug: imageСomparison: NGK 90495 LTR6BHX Spark Plug (Pack of 1): image
Autolite XP5863 Iridium XP Spark Plug, Pack of 1Denso (5339) ITV20 Iridium Power Spark Plug, (Pack of 1)4 New NGK IRIDIUM IX Spark Plug LTR6IX-11 # 6509Denso (4719) ITV20TT Iridium TT Spark Plug, (Pack of 1)NGK 96588 LTR6DI-8 Laser Iridium Spark PlugMotorcraft – Spark Plug (SP550)Federal Mogul Spark Plug Champion Double Platinum 7004, 1 PackAutolite APP5863 Double Platinum Spark PlugNGK 90495 LTR6BHX Spark Plug (Pack of 1)
BrandAutoliteDensoWD EXPRESSDensoNGKMotorcraftChampionAutolite
Core MaterialIridiumIridiumIridiumPlatinum
Top Material TypeNickelMetal, CeramicMetalNickel, Alloy Steel
ManufacturerFRAMDensoNGK Iridium IX ResistorDensoNGKMOTORCRAFTFederal-MogulAutolite
Item Weight1.6 ounces0.64 ounces6.9 ounces1.6 ounces1.58 ounces1.6 ounces1.6 ounces1.92 ounces
Product Dimensions3.5 x 1.1 x 1.1 inches5 x 1 x 1 inches3.94 x 3.94 x 0.91 inches3.66 x 0.98 x 0.98 inches37.01 x 9.45 x 8.27 inches9.99 x 9.99 x 9.99 inches3.75 x 0.93 x 0.83 inches
Is Discontinued By ManufacturerNoNoNoNo

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