Best Spark Plug Single Lead in 2026
Daisy
Last Updated: Feb 6, 2026
Daisy
Last Updated: Feb 6, 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 |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Bosch premium spark plug: manufactured in Europe from one of the leading global automotive suppliers
First-class spark plug technology: based on original equipment and engineered to the specific requirements of the engine
Plugs easy to replace: factory-pre-set electrode gap, no adjustment necessary; Bosch advices not to lubricate the thread. Requested tightening torque or angle see on package
Excellent wear resistance: precious metal alloy at center and ground electrode
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Specially engineered Yttrium enhanced ground electrode provides 2X longer service life compared to standard Copper plugs
Fine wire Platinum firing pin for better ignitability
Unique 360 continuous laser weld fuses corrosion resistant Platinum firing pin to base
Nickel-plated rolled threads provide superior resistance to corrosion and do not require anti-seize for installation
Bosch Platinum spark plugs are pre-gapped at the factory and do not require a gap adjustment prior to installation
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
double platinum firing pin and ground electrode inlay provide 3x longer service life compared to standard copper plugs
fine wire design provides excellent ignitability and performance
360° continuous laser welding to fuse the platinum firing pin for increased durability
5 year performance satisfaction guarantee
original equipment, pre-gapped replacement delivering optimum fit, form and function for a wide range of vehicles including, but not limited to, the following:
audi: 2013-16 allroad, 2006-13 a3, 2009-13 a3 quattro, 2005-16 a4, 2013-16 a4 allroad, 2005-16 a4 quattro, 2010-14 a5, 2010-17 a5 quattro, 2012-15 a6, 2009-11, 2013-15 a6 quattro
audi: 2015-17 q3, 2015-17 q3 quattro, 2011-17 q5, 2011 q7, 2013-15 rs5, 2009-12, 2014-15, 2017 r8, 2010-11 s4, 2008-09 tt, 2009-15 tt quattro; volkswagen: 2012-13 beetle, 2009-17 cc
volkswagen: 2007-16 eos, 2013 golf, 2012-13 golf r, 2006-14 gti, 2006-10, 2012-13 jetta, 2006-10 passat, 2009-10 passat cc, 2009-17 tiguan, 2017 tiguan limited
Fit type: Vehicle Specific
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Double Iridium firing pin and ground electrode inlay provide 4X longer service life compared to standard copper plugs
0.6mm fine wire firing pin provides superior ignitability and performance
360° continuous laser weld fuses corrosion resistant iridium firing pin to base for increased durability
International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Newparts | 9.53 | ❌ | ❌ | ❌ |
Specially engineered Yttrium enhanced ground electrode provides 2X longer service life compared to standard Copper plugs
Fine wire Platinum firing pin for better ignitability
Unique 360 continuous laser weld fuses corrosion resistant Platinum firing pin to base
Nickel-plated rolled threads provide superior resistance to corrosion and do not require anti-seize for installation
Bosch Platinum spark plugs are pre-gapped at the factory and do not require a gap adjustment prior to installation
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Laser welded Platinum inlay ground electrode provides 3X longer service life compared to standard copper plugs
Fine wire Platinum firing pin for better ignitability and performance
Unique 360 continuous laser weld fuses corrosion resistant Platinum firing pin to base
Nickel-plated rolled threads provide superior resistance to corrosion and do not require anti-seize for installation
Bosch Double Platinum spark plugs are pre-gapped at the factory and do not require a gap adjustment prior to installation
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Double Iridium firing pin and ground electrode inlay provide 4X longer service life compared to standard copper plugs
0.6mm fine wire firing pin provides superior ignitability and performance
360 Degree continuous laser weld fuses corrosion resistant iridium firing pin to base for increased durability
7 year performance satisfaction
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Newparts | 9.54 | ❌ | ❌ | ❌ |
Double Iridium firing pin and ground electrode inlay provide 4X longer service life compared to standard copper plugs
0.6mm fine wire firing pin provides superior ignitability and performance
360 Degree continuous laser weld fuses corrosion resistant iridium firing pin to base for increased durability
7 year performance satisfaction
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Newparts | 9.53 | ❌ | ❌ | ❌ |
Resistor plug type
Package Dimension : 9.144 centimeters L x 2.54 centimeters W x 2.032 centimeters H
Country of Origin: UNITED STATES
Item Package weight : 0.045 kilograms
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Plugs easy to replace: factory-pre-set electrode gap, no adjustment necessary; Bosch advices not to lubricate the thread. Requested tightening torque or angle see on package
High reliabilty: excellent cold start behaviour
High wear resistance and robustness: special ceramic material with high dielectric and mechanical strength;
Supports an optimum engine performance: smooth engine operation and steady acceleration
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Pro Marine Parts | 9.14 | ❌ | ❌ | ❌ |
Package Dimensions: 8.27 L x 1.1 H x 4.17 W (inches)
Package Weight: 1 pounds
Country of Origin : United States
Part Number: FBA_8515
Here is the list of top-rated brands that were evaluated by PM.
| Brand | Count |
|---|---|
| Bosch Automotive | 10 |
| E3 Spark Plugs | 1 |
| Ngk | 1 |
We've carried out a comprehensive analysis of 8,989 reviews on spark plug single lead, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select spark plug single lead priced around $8.69, with top brands including and
Our team of expert editors reviewed these high-quality items and handpicked the top 12 spark plug single lead for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .
We are dedicated to assisting our users in finding the right plugs Products based on their needs, saving them considerable time when choosing which spark plug single lead 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.
