Best Performance Spark Plugs: image
Best Overall

  • Brand:Autolite
  • Core Material:Nickel
  • Top Material Type:Alloy Steel
  • Vehicle Service Type:Car

Best Price

  • Brand:NGK
  • Core Material:Iridium
  • Top Material Type:Metal

Best Performance Spark Plugs

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Top 8 Best Performance Spark Plugs

1
Why we chose it
  • 7 year performance satisfaction
  • 360 Degree continuous laser weld fuses corrosion resistant iridium firing pin to base for increased durability
  • 07-10 Acura CSX, 07-09 Acura MDX, 05-08 Acura RL, 02-06 Acura RSX, 04-08 Acura TL, 04-08 Acura TSX, 03-07 Honda Accord, 02-11 Honda Civic, 02-09 Honda CR-V, 03-11 Honda Element, 14 Honda Fit
  • 0.6mm fine wire firing pin provides superior ignitability and performance
  • Original equipment, pre-gapped replacement delivering optimum fit, form and function
  • Double Iridium firing pin and ground electrode inlay provide 4X longer service life compared to standard copper plugs
Bosch Automotive 9614 Double Iridium OE Replacement Spark Plug Up to 4X Longer Life (4 Pk) CSX, Acura: MDX, RL, RSX, TL, TSX, Accord, Civic, CR-V, Element, Honda Fit, 4 Pack: image
92%
customers recommend this product
4.6/ 5
Easy to install4.5
Value for money4.2
Longevity4.2
Mileage4.2
2
Why we chose it
  • Compatible with 2011-2020 Polaris ACE General Ranger RZR XP S 570 900 1000 Replaces NGK 95897 MR7F **Be Sure to Check for Correct Fitment Using the Chart Above. Don’t See a Chart Message us for help.
  • FEATURES OE Factory Fit, Designed for Quality and Reliable function, Tested, and ensured to match OE fit, latest evolution in electrode technology, allowing for quicker cold starts and faster acceleration, designed to conduct electrical energy better and last longer than OEM plugs. only premium grade materials used for long service life.
  • EASY DIY Plug and Play Install. Perfect for any professional or weekend mechanic.
  • DIRECT Factory Fit and Ready for Installation Straight Out of The Box, Meets or Exceeds OEM Specifications
  • MANUFACTURER: Dragon Fire Performance
AIP Electronics 2pc Set of Dragon Fire Performance Iridium Spark Plugs Compatible Replacement for 2011-2020 Polaris ACE General Ranger RZR XP S 570 900 1000 Replaces NGK 95897 MR7F OEM Fit DFSP1003-2: image
86%
customers recommend this product
4.3/ 5
3

NGK 3951 V-Power Spark Plug – TR-55, 1 Pack

952 ratings | 16 offers | 952 Reviews
Price: $2.3$11
Why we chose it
  • Country Of Origin: Japan
  • Product Type: Spark Plug
  • Package Quantity: 1
  • Package Dimensions: 2.032 cms (L) x 2.54 cms (W) x 8.382 cms (H)
NGK 3951 V-Power Spark Plug - TR-55, 1 Pack: image
92%
customers recommend this product
4.6/ 5
Value for money4.6
Mileage4.6
Longevity4.5
4

(6-Pack) NGK Spark Plugs TR55 (Stock # 3951)

1,487 ratings | 7 offers | 1,487 Reviews
Price: $15.3$16.5
Why we chose it
  • Sold in packs of 6
(6-Pack) NGK Spark Plugs TR55 (Stock # 3951): image
94%
customers recommend this product
4.7/ 5
Value for money4.4
Mileage4.3
Longevity4.2
5

E3 Spark Plugs E3.42 Automotive Spark Plug, Pack of 1

306 ratings | 14 offers | 306 Reviews
Price: $6.49$27.16
Why we chose it
  • PATENTED TECHNOLOGY: DiamondFIRE ground electrode is secured to the shell with 3 legs that help facilitate excellent heat transfer and increase turbulence in the cylinder
  • WHAT’S INCLUDED: One (1) E3.42 spark plug. Features 14mm thread diameter 0.460-inch thread reach plug with taper seat 5/8-inch hex size
  • INCREASED DURABILITY: Designed with colder heat ranges to enable performance modifications, and contains Yttrium-enhanced alloy for up to 8% reduction in side wire temperature for less pre-ignition
  • WARRANTY: Often used for domestics. Unique ground electrode and full-size center electrode provides optimal performance guaranteed for five years or 100,000 miles
  • FOR OPTIMAL PERFORMANCE: Automotive spark plug that fits a variety of domestic applications, designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
E3 Spark Plugs E3.42 Automotive Spark Plug, Pack of 1: image
90%
customers recommend this product
4.5/ 5
Mileage4.5
Longevity4.5
Value for money4.3
6
Why we chose it
  • Better fuel economy and lower emissions, trivalent metal plating for superior anti-corrosion and anti-seizing
  • Laser welded iridium center electrode tip ensures high durability and greater spark
  • Platinum disc welded to backside of ground electrode provides long life
  • Faster starts and quicker acceleration
  • Longer insulator nose prevents fouling, corrugated ribs on insulator prevents flashover, and the triple gasket seal eliminates combustion gas leakage
NGK SILZKBR8D8S Laser Iridium Spark Plug (97506 Laser Iridium),4 Pack: image
94%
customers recommend this product
4.7/ 5
Value for money4.4
Mileage4.3
Longevity4.1
Top Pick
7
Why we chose it
  • Country of Origin : Mexico
  • Package Weight: 0.181 kilograms
  • Fit type: Vehicle Specific
  • Package Dimensions: 10.795 H x 2.997 L x 8.991 W (centimetres)
  • Features cut back ground electrode for improved ignitability of flame kernel
Autolite-AR3910X Ar High Performance Racing Non-Resistor Spark Plug, 4-Pack: image
94%
customers recommend this product
4.7/ 5
Value for money4.2
Mileage3.8
8

6 PCSNEW — DENSO #4503 PLATINUM T T Spark Plugs — PK16TT

2,445 ratings | 14 offers | 2,445 Reviews
Price: $19.5$29.99
Why we chose it
  • DENSO # 4503
  • 1order 6 Pieces
6 PCSNEW -- DENSO #4503 PLATINUM T T Spark Plugs -- PK16TT: image
92%
customers recommend this product
4.6/ 5
Longevity4.7
Value for money4.6
Easy to install4.6
Mileage4.5
Top Pick
Autolite-AR3910X Ar High Performance Racing Non-Resistor Spark Plug, 4-Pack
Actual racing spark plug used by many professional car drivers. Provides cut back ground electrode, anti-corrosive nickel plating and large ground electrode for better heat transfer.
Ranking the Brands
Bosch Automotive: 12.50%
AIP Electronics: 12.50%
NGK: 37.50%
E3 Spark Plugs: 12.50%
Autolite: 12.50%
Denso: 12.50%

Comparison Table

Сomparison: Bosch Automotive 9614 Double Iridium OE Replacement Spark Plug Up to 4X Longer Life (4 Pk) CSX, Acura: MDX, RL, RSX, TL, TSX, Accord, Civic, CR-V, Element, Honda Fit, 4 Pack: imageСomparison: AIP Electronics 2pc Set of Dragon Fire Performance Iridium Spark Plugs Compatible Replacement for 2011-2020 Polaris ACE General Ranger RZR XP S 570 900 1000 Replaces NGK 95897 MR7F OEM Fit DFSP1003-2: imageСomparison: NGK 3951 V-Power Spark Plug - TR-55, 1 Pack: imageСomparison: (6-Pack) NGK Spark Plugs TR55 (Stock # 3951): imageСomparison: E3 Spark Plugs E3.42 Automotive Spark Plug, Pack of 1: imageСomparison: NGK SILZKBR8D8S Laser Iridium Spark Plug (97506 Laser Iridium),4 Pack: imageСomparison: Autolite-AR3910X Ar High Performance Racing Non-Resistor Spark Plug, 4-Pack: imageСomparison: 6 PCSNEW -- DENSO #4503 PLATINUM T T Spark Plugs -- PK16TT: image
Bosch Automotive 9614 Double Iridium OE Replacement Spark Plug Up to 4X Longer Life (4 Pk) CSX, Acura: MDX, RL, RSX, TL, TSX, Accord, Civic, CR-V, Element, Honda Fit, 4 PackAIP Electronics 2pc Set of Dragon Fire Performance Iridium Spark Plugs Compatible Replacement for 2011-2020 Polaris ACE General Ranger RZR XP S 570 900 1000 Replaces NGK 95897 MR7F OEM Fit DFSP1003-2NGK 3951 V-Power Spark Plug – TR-55, 1 Pack(6-Pack) NGK Spark Plugs TR55 (Stock # 3951)E3 Spark Plugs E3.42 Automotive Spark Plug, Pack of 1NGK SILZKBR8D8S Laser Iridium Spark Plug (97506 Laser Iridium),4 PackAutolite-AR3910X Ar High Performance Racing Non-Resistor Spark Plug, 4-Pack6 PCSNEW — DENSO #4503 PLATINUM T T Spark Plugs — PK16TT
ManufacturerBoschAIP ElectronicsNGK Spark PlugsE3 Spark PlugsNGKFRAMDenso Sales California, Inc.
BrandBosch AutomotiveAIP ElectronicsNGKNGKE3 Spark PlugsNGKAutoliteDenso
Item Weight6.9 ounces2.89 ounces1.41 ounces9.6 ounces1.44 ounces6.4 ounces1.92 ounces1.44 ounces
Package Dimensions5.1 x 3.6 x 1 inches4.06 x 2.13 x 2.13 inches6.77 x 4.33 x 1.38 inches
Core MaterialIridiumCopperIridiumNickelPlatinum
Vehicle Service TypeGeneral 1000CarCarCar
Top Material TypeCeramicAlloy SteelMetalAlloy Steel
Product Dimensions4.35 x 2.24 x 2.08 inches4.75 x 3.6 x 1 inches1.4 x 0.45 x 0.16 inches3.62 x 5.76 x 0.96 inches
Country of OriginJapanChinaMexico
Is Discontinued By ManufacturerNoNoNoNo
ExteriorPaintedMachinedChrome

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