Best E3 Spark Plugs Performance Spark Plugs in 2026
Daisy
Last Updated: Jul 19, 2026
Daisy
Last Updated: Jul 19, 2026
* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Fit Type: Universal Fit
The Patented Diamondfire Ground Electrode Is Secured To The Shell With Two Legs To Help Facilitate Heat Transfer, And To Withstand The Intense Vibration Of Powersport Engine Applications
Improved Starts: Patented Edge-To-Edge Design Concentrates Spark Energy, Which Results In Quick And Easy Starts In Any Conditions
For High-Performance Engines: Motorcycle Spark Plug For A Variety Of Powersport Applications, Specifically Designed To Increase Power, Reduce Fuel Consumption, And Improve Hydrocarbon Emissions
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Jdanby | 4.15 | ✅ | ✅ | ✅ |
FOR OPTIMAL PERFORMANCE: Spark plug that fits a variety of 2- and 4-cycle engines, designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
PATENTED TECHNOLOGY: DiamondFIRE features a unique design with an edge-to-edge spark path, which allows replenishment of the spark zone with a fresh fuel/air charge
INCREASED DURABILITY: Near elimination of performance inhibiting carbon deposits, which dramatically extends the life of the spark plug
WHAT'S INCLUDED: One (1) E3.10 spark plug with a limited lifetime warranty. Features 14mm thread diameter; 0.375-inch thread reach plug with gasket seat; 13/16-inch hex size
REPLACES: Champion J17LM, J19LM, J8C, RJ17LM, RJ19LM, RJ8C, and 5861; NGK B2LM, B4LM, B6S, BR2LM, and BR4LM. Often used in lawnmowers
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
FOR OPTIMAL PERFORMANCE: Spark plug that fits a variety of 4-cycle engines, designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
PATENTED TECHNOLOGY: DiamondFIRE features a unique design with an edge-to-edge spark path, which allows replenishment of the spark zone with a fresh fuel/air charge
INCREASED DURABILITY: Near elimination of performance inhibiting carbon deposits, which dramatically extends the life of the spark plug
WHAT'S INCLUDED: One (1) E3.22 spark plug with a limited lifetime warranty. Features 14mm thread diameter; 0.750-inch thread reach plug with gasket seat; 13/16-inch hex size
REPLACES: Champion N9YC, N11YC, N12YC, RN9YC, RN11YC, RN12YC; NGK B5EB-11, B5ES, BP5ES, BP6ES, BPR7ES, BPR5ES, BPR6ES, BPR7ES, BR5ES
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| E3 Spark Plugs | 4.95 | ❌ | ❌ | ❌ |
High performance racing spark plug for a variety of applications, specifically designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
E3's patented DiamondFIRE edge-to-edge electrode provides maximum performance with increased efficiency, and a faster more complete burn
Faster flame propagation initiated by ground electrode results in a more complete burn of the fuel and air mixture for smoother acceleration and idle
Includes one (1) E3.111 spark plug with a limited lifetime warranty
Crosses with Autolite AR3931; Champion 293, 765, C53C, C53CX, C55C, C55CX; and NGK 6596, R5671-11
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
High performance engine spark plug for a variety of powersport applications, specifically designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
E3's patented DiamondFIRE edge-to-edge electrode provides maximum performance with increased efficiency, and a faster more complete burn
Proprietary electrode design presents multiple sharp edges to the center electrode providing maximum performance for longer life of this premium spark plug
Includes one (1) E3.33 spark plug with a limited lifetime warranty
Crosses with Champion RC9YC, RC12YC, RC14YC; and NGK BKR5E11, BKR5ES, BKR6E11, BKR6ES, IFR5L11
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Automotive spark plug that fits a variety of domestic applications, designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
E3's patented DiamondFIRE edge-to-edge electrode provides maximum performance with increased efficiency, and a faster more complete burn
Designed with colder heat ranges to enable performance modifications, and contains Yttrium-enhanced alloy for a reduction in side wire temperature for less pre-ignition
Includes one (1) E3.58 spark plug with a limited lifetime warranty
Primarily used in a wide variety of automotive and truck applications
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| NorthEast Cycle Shop | 9.58 | ❌ | ❌ | ❌ |
FOR OPTIMAL PERFORMANCE: Spark plug that fits a variety of 2- and 4-cycle engines, designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
PATENTED TECHNOLOGY: DiamondFIRE features a unique design with an edge-to-edge spark path, which allows replenishment of the spark zone with a fresh fuel/air charge
INCREASED DURABILITY: Near elimination of performance inhibiting carbon deposits, which dramatically extends the life of the spark plug
WHAT'S INCLUDED: One (1) E3.12 spark plug with a limited lifetime warranty. Features 14mm thread diameter; 0.375-inch thread reach plug with gasket seat; 3/4-inch hex size
REPLACES: Champion CJ4, CJ6,CJ6Y, CJ7Y, CJ8, RCJ4, RCJ6, RCJ6Y, RCJ7Y, RCJ8, and 5843; NGK BM6A, BM6Y, BM7A, BM7Y, BMR6A, BMR7A, BPM7A, BPM7Y, BPMR6A-10, and BPMR7A
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Automotive spark plug that fits a variety of domestic applications, designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
E3's patented DiamondFIRE edge-to-edge electrode provides maximum performance with increased efficiency, and a faster more complete burn
Designed with colder heat ranges to enable performance modifications, and contains Yttrium-enhanced alloy for a reduction in side wire temperature for less pre-ignition
Includes one (1) E3.54 spark plug with a limited lifetime warranty
Primarily used in a wide variety of automotive and truck applications
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Premier Shipping Fast | 9.93 | ✅ | ✅ | ✅ |
High performance engine spark plug for a variety of powersport applications, specifically designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
E3's patented DiamondFIRE edge-to-edge electrode provides maximum performance with increased efficiency, and a faster more complete burn
Proprietary electrode design presents multiple sharp edges to the center electrode providing maximum performance for longer life of this premium spark plug
Includes one (1) E3.38 spark plug with a limited lifetime warranty
Replaces Champion G57C, G59C; and NGK CR7E, CR8E, CR9E
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Automotive spark plug that fits a variety of domestic applications, designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
E3's patented DiamondFIRE edge-to-edge electrode provides maximum performance with increased efficiency, and a faster more complete burn
Designed with colder heat ranges to enable performance modifications, and contains Yttrium-enhanced alloy for a reduction in side wire temperature for less pre-ignition
Includes one (1) E3.62 spark plug with a limited lifetime warranty
Primarily used in a wide variety of automotive and truck applications
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Performance Parts Racing | 9.66 | ❌ | ❌ | ❌ |
FOR OPTIMAL PERFORMANCE: Spark plug that fits a variety of 4-cycle engines, designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
PATENTED TECHNOLOGY: DiamondFIRE features a unique design with an edge-to-edge spark path, which allows replenishment of the spark zone with a fresh fuel/air charge
INCREASED DURABILITY: Near elimination of performance inhibiting carbon deposits, which dramatically extends the life of the spark plug
WHAT'S INCLUDED: One (1) E3.18 spark plug with a limited lifetime warranty. Features 14mm thread diameter; 0.750-inch thread reach plug with gasket seat; 13/16-inch hex size
REPLACES: Champion N3C, N4C, N7YC, RN3C, RN4C, and RN7YC; NGK B5EB, B6EB, B6ES, B6EV, B7EB, BR6EB, BR6ES, BR7EB, BUR6ES-11, and BUR7EB-11
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
FOR HIGH-PERFORMANCE ENGINES: Motorcycle spark plug for a variety of powersport applications, specifically designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
PATENTED TECHNOLOGY: DiamondFIRE ground electrode is secured to the shell with 2 legs that help facilitate optimal heat transfer and withstand the intense vibration of powersport engine applications
IMPROVED STARTS: Patented Edge-to-Edge design concentrates spark energy, which results in quick and easy starts in any conditions
WHAT'S INCLUDED: One (1) E3.34 spark plug with a 90-day warranty. Features 14mm thread diameter; 0.750-inch thread reach plug with gasket seat; 13/16-inch hex size
REPLACES: Champion RN9YC, RN11YC, and RN12YC; NGK BPR5ES, BPR6ES, BPR7ES, and BR5ES
Fit type: Universal Fit
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
FOR OPTIMAL PERFORMANCE: Automotive spark plug that fits a variety of domestic applications, designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
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
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
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
WARRANTY: Often used for domestics. Unique ground electrode and full-size center electrode provides optimal performance guaranteed for five years or 100,000 miles
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Automotive spark plug that fits a variety of domestic applications, designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
E3's patented DiamondFIRE edge-to-edge electrode provides maximum performance with increased efficiency, and a faster more complete burn
Designed with colder heat ranges to enable performance modifications, and contains Yttrium-enhanced alloy for a reduction in side wire temperature for less pre-ignition
Includes one (1) E3.66 spark plug with a limited lifetime warranty
Primarily used in a wide variety of automotive and truck applications
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Automotive spark plug that fits a variety of domestic applications, designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
E3's patented DiamondFIRE edge-to-edge electrode provides maximum performance with increased efficiency, and a faster more complete burn
Designed with colder heat ranges to enable performance modifications, and contains Yttrium-enhanced alloy for a reduction in side wire temperature for less pre-ignition
Includes one (1) E3.68 spark plug with a limited lifetime warranty
Primarily used in a wide variety of automotive and truck applications
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Automotive spark plug that fits a variety of domestic applications, designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
E3's patented DiamondFIRE edge-to-edge electrode provides maximum performance with increased efficiency, and a faster more complete burn
Designed with colder heat ranges to enable performance modifications, and contains Yttrium-enhanced alloy for a reduction in side wire temperature for less pre-ignition
Includes one (1) E3.46 spark plug with a limited lifetime warranty
Primarily used in a wide variety of automotive and truck applications
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Automotive spark plug that fits a variety of domestic applications, designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
E3's patented DiamondFIRE edge-to-edge electrode provides maximum performance with increased efficiency, and a faster more complete burn
Designed with colder heat ranges to enable performance modifications, and contains Yttrium-enhanced alloy for a reduction in side wire temperature for less pre-ignition
Includes one (1) E3.74 spark plug with a limited lifetime warranty
Primarily used in a wide variety of automotive and truck applications
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
High performance engine spark plug for a variety of powersport applications, specifically designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
E3's patented DiamondFIRE edge-to-edge electrode provides maximum performance with increased efficiency, and a faster more complete burn
Proprietary electrode design presents multiple sharp edges to the center electrode providing maximum performance for longer life of this premium spark plug
Includes one (1) E3.32 spark plug with a limited lifetime warranty
Crosses with Champion L78C, L82C, RL82YC; and NGK B6HS, B7HCS, B7HS, B8HS, B9HS
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
FOR OPTIMAL PERFORMANCE: Automotive spark plug that fits a variety of domestic applications, designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
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
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
WHAT'S INCLUDED: One (1) E3. 44 spark plug. Features 14mm thread diameter; 0. 708-inch thread reach plug with taper seat; 5/8-inch hex size
: Often used for domestics. Unique ground electrode and full-size center electrode provides optimal performance for five years or 100, 000 miles
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| NorthEast Cycle Shop | 9.83 | ❌ | ❌ | ❌ |
Automotive spark plug that fits a variety of domestic applications, designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
E3's patented DiamondFIRE edge-to-edge electrode provides maximum performance with increased efficiency, and a faster more complete burn
Designed with colder heat ranges to enable performance modifications, and contains Yttrium-enhanced alloy for a reduction in side wire temperature for less pre-ignition
Includes one (1) E3.81 spark plug with a limited lifetime warranty
Primarily used in a wide variety of automotive and truck applications
Fit type: Vehicle Specific
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Automotive spark plug that fits a variety of domestic applications, designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
E3's patented DiamondFIRE edge-to-edge electrode provides maximum performance with increased efficiency, and a faster more complete burn
Designed with colder heat ranges to enable performance modifications, and contains Yttrium-enhanced alloy for a reduction in side wire temperature for less pre-ignition
Includes one (1) E3.64 spark plug with a limited lifetime warranty
Primarily used in a wide variety of automotive and truck applications
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Automotive spark plug that fits a variety of domestic applications, designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
E3's patented DiamondFIRE edge-to-edge electrode provides maximum performance with increased efficiency, and a faster more complete burn
Designed with colder heat ranges to enable performance modifications, and contains Yttrium-enhanced alloy for a reduction in side wire temperature for less pre-ignition
Includes one (1) E3.70 spark plug with a limited lifetime warranty
Primarily used in a wide variety of automotive and truck applications
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Mixed Bag Media | 9.54 | ✅ | ✅ | ✅ |
Automotive spark plug that fits a variety of domestic applications, designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
E3's patented DiamondFIRE edge-to-edge electrode provides maximum performance with increased efficiency, and a faster more complete burn
Designed with colder heat ranges to enable performance modifications, and contains Yttrium-enhanced alloy for a reduction in side wire temperature for less pre-ignition
Includes one (1) E3.40 spark plug with a limited lifetime warranty
Primarily used in a wide variety of automotive and truck applications
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| BDFHYK | 9.89 | ✅ | ✅ | ✅ |
【Precautions for Purchase】:Please confirm the compatibility according to the year/make/model of your vehicle and the OE number of the replaceable part.
【Spark Plug Features】:BDFHYK Spark Plugs offer superior ignition performance, quicker and more sensitive ignition jumping, and a significant increase in power performance. Fuller combustion efficiency, effectively reducing pollution emissions. Longer service life, generally more than twice that of a nickel alloy. The economic service life of 30000-40000 km.
【Relive Performance】:OE standard performance and durability TS16949 certified manufacturer. All center electrodes are made from extremely fine iridium electrodes for good ignition performance. Insulators are made from isostatic ceramics for high density, strength, and good insulation.
【Compatible Part Numbers】:Spark Plug compatible to SP-479，AGSF22WM，SP493，GSF22WMF4, AGSF-22W-M, AGSF-22W-MF4.
【Buy with Confidence】: Exquisite craft,100% new and high quality auto parts,OE level durability.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| NorthEast Cycle Shop | 9.58 | ❌ | ❌ | ❌ |
Automotive spark plug that fits a variety of domestic applications, designed to increase power, reduce fuel consumption, and improve hydrocarbon emissions
E3's patented DiamondFIRE edge-to-edge electrode provides maximum performance with increased efficiency, and a faster more complete burn
Designed with colder heat ranges to enable performance modifications, and contains Yttrium-enhanced alloy for a reduction in side wire temperature for less pre-ignition
Includes one (1) E3.48 spark plug with a limited lifetime warranty
Primarily used in a wide variety of automotive and truck applications
Here is the list of top-rated brands that were evaluated by PM.
| Brand | Count |
|---|---|
| E3 Spark Plugs | 20 |
| E3 | 4 |
| Bdfhyk | 1 |
We've carried out a comprehensive analysis of 13,822 reviews on performance spark plugs e3 spark plugs, using our selection criteria to identify the best options in the automotive replacement parts. Our findings reveal that most customers typically select performance spark plugs e3 spark plugs priced around $7.69, with top brands including and e3 and e3 spark plugs
Our team of expert editors reviewed these high-quality items and handpicked the top 25 performance spark plugs e3 spark plugs for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the automotive replacement parts category. These include northeast cycle shop, amazon.com, mixed bag media, e3 spark plugs and performance parts racing and premier shipping fast .
We are dedicated to assisting our users in finding the right plugs Products based on their needs, saving them considerable time when choosing which performance spark plugs e3 spark plugs to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.
PickSmartly is dedicated to creating a platform designed to streamline your shopping experience, empowering you to make well-informed purchasing decisions with minimal time and effort. At the heart of our mission is the commitment to earning and maintaining the trust of our users, as we believe this to be fundamental to the services we provide.
When you engage with our websites, services, or tools, we or our approved service providers may utilize cookies to store information. This is done to enhance your user experience by making it more efficient, secure, and tailored to your preferences, as well as for marketing objectives.
We are an Amazon Associate and earn commissions from qualifying purchases. Our participation in the Amazon Services LLC Associates Program, an affiliate advertising initiative, provides us with a means to generate income through links to Amazon.com and its affiliated websites. Please note that Amazon, Amazon Prime, their logos, and the Amazon Prime logo are registered trademarks of Amazon.com, Inc., or its associated companies.
