If you're looking for a way to improve the performance of your Harley Davidson motorcycle, one aspect you might not have considered is upgrading your spark plug wires. Spark plug wires are critical components of any engine, and upgrading them can lead to better throttle response, improved horsepower, and increased fuel efficiency. However, not all spark plug wires are created equal, so it's important to consider a few key factors before making a purchase.
First and foremost, it's important to consider the specific needs of your motorcycle. Factors such as the year of your bike, the type of engine it has, and any modifications you've made can all impact which spark plug wires are the best fit. Additionally, consider the materials used in the construction of the wires, as quality components can lead to more reliable performance over time.
If you're still not sure which spark plug wires to choose, ask yourself a few questions to help guide your decision. Are you looking to maximize your bike's horsepower and speed, or are you more concerned with fuel efficiency and reliability? Do you have a specific budget in mind? And most importantly, what sort of riding do you typically do, and how will new spark plug wires impact your overall experience on the road? By considering these factors, you can make a more informed choice and get the most out of your motorcycle.
10 Best Spark Plug Wires For Harley Davidson
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This product is ideal for enhancing the performance of Harley Davidson Big Twin FXD Dyna Softail motorcycles.
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It is ideal for Harley Davidson Big Twin models from 1999-2019 in the Dyna and Softail series.
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The product is ideal for Harley-Davidson Softail models from 1984-1999 requiring 10mm spark plug wires.
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Ideal for high performance spark plug wire replacement on specific Harley-Davidson Touring and Trike Road King Street Glide models.
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It is ideal for use with Harley Davidson Big Twin 99-19 FXD Dyna Softail.
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It is ideal for improving the ignition system of Harley Davidson 883 and 1200 Sportster XL motorcycles made between 1986-2003.
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This product is ideal for improving the ignition system of 2008-2017 Harley Davidson Softail motorcycles with 8mm wire.
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The product is ideal for Harley Davidson motorcycles, specifically the Big Twin FXD Dyna and Softail models from 1999-2017.
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This product is ideal for improving the spark plug wire performance of 2009-2016 Harley-Davidson Touring Trike models.
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NGK Iridium Spark Plugs are ideal for Harley Davidson Twin Cam models manufactured between 1999 and 2016.
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1. Harley Xtremeamazing Spark Plug Wires – 10.4mm Red
Upgrade your Harley-Davidson bike with this high-quality, red-colored wire. Perfect for replacement wire, relocation kits, new look, bobbers, scramblers, cafe racers, and more. This wire is compatible with Harley-Davidson Dyna 2000-2017 and Softail 1999-2017 models. The package includes one 8-inch long and one 20-inch long wire, both pre-crimped and with a width of 10.4mm. The red color adds a pop of personality and style to your bike, while the high-quality construction ensures durability and long-lasting performance.
This wire is an excellent option for those looking to upgrade or customize their Harley-Davidson bikes. With its compatibility with a wide range of models and its easy-to-install design, this wire is a great choice for anyone looking to add a unique touch to their ride.
- High-quality construction ensures durability and long-lasting performance
- Easy-to-install design
- Compatible with a wide range of Harley-Davidson models
- Red color adds a pop of personality and style to your bike
2. Tonrycue Spark Plug Wires For Harley Davidson Big Twin 1999-2019 Fxd Dyna Fxdwg Softail
Upgrade your Harley Davidson Big Twin 1999-2019 FXD Dyna Softail with these high-quality spark plug wires made of durable rubber material. The wires are constructed with silicone throughout the jacket, insulation, and core to deliver high-temperature resistance, ensuring that they will last for years to come. The spark plug wires are rated at SAE Class E J2031 with a continuous operating temperature of 450° F, making them suitable for even the hottest of riding conditions.
The pack includes 1 spark plug wire, which is easy to install and will improve the performance of your motorcycle. With these spark plug wires, you can ensure that your Harley Davidson is running at its best, delivering optimal power and performance on every ride.
- Made of high-quality rubber material
- Constructed with silicone throughout the jacket, insulation, and core to deliver high-temperature resistance
- Rated at SAE Class E J2031 with a continuous operating temperature of 450° F
- Improves the performance of your motorcycle
- – Only compatible with Harley Davidson Big Twin 1999-2019 FXD Dyna Softail
3. Aokus 10mm Black Spark Plug Wires Compatible With Harley-Davidson Softail 1984-1999 Fxst/flst
Upgrade your Harley Softail 84-99 FXST/FLST with these high-performance ignition wires. With a wire length of 17 inches and 7 inches, these wires are a perfect fit and a direct replacement for your original wires. Made of high-quality materials, they are reliable and durable, ensuring that your motorcycle runs smoothly.
These wires come in a package of two blue spark plug wires, with one 17-inch and one 7-inch long wire pre-crimped. Whether you're looking for street or race applications, these 10mm high-performance ignition wires are compatible with both. With their perfect fitment and reliable quality, they are an excellent choice for any Harley Softail owner.
- Direct replacement for original wires
- Made of high-quality materials
- Reliable and durable
- Perfect fitment for Harley Softail 84-99 FXST/FLST
- Comes with two wires for both street and race applications
4. Dragon Fire Pro Spark Plug Set For Harley Touring
The Dragon Fire Pro Race Series Direct Factory Fit spark plug wires are a top-of-the-line option for high performance vehicles. These wires have a resistance of 40 ohms per foot and a wire diameter of 10mm, making them both durable and efficient. The Pentacore Technology, precision winding at 200 turns per inch (+/- 10%), and high performance coated copper conductor ensure maximum voltage transfer and superior RFI/EMI protection.
The German made silicone material can withstand high heat, rated up to 600F, and the Kevlar fiber core and high tensile strength fiberglass protection mesh add to the durability of these wires. Additionally, the extra thick boot wall design and long service life make them a reliable choice for any vehicle. The Dragon Fire Pro Race Series Direct Factory Fit spark plug wires come with two wire lengths: 1 x 36.25" and 1 x 18.25".
Overall, these spark plug wires are a high-quality option for those looking to improve the performance and efficiency of their vehicle's ignition system.
- Pentacore Technology and precision winding ensure maximum voltage transfer and superior RFI/EMI protection
- German made silicone material can withstand high heat, rated up to 600F
- Kevlar fiber core and high tensile strength fiberglass protection mesh add to the durability of the wires
- Extra thick boot wall design and long service life make them a reliable choice for any vehicle
- Two wire lengths included for added convenience
5. Aokus Harley Spark Plug Wire (Red) – 10.4/10mm
Upgrade your Harley-Davidson or Big-Twin's ignition system with these high-quality spark plug wires that are designed to fit virtually like the factory location on the cylinder. These wires are a direct replacement for the DYNA-409RD manufacturer part number and are perfect for use on street or race applications. In addition to being a great replacement wire, they are also ideal for relocation kits, new look, bobbers, scramblers, cafe racers, and more.
These spark plug wires are made of high-quality material, ensuring reliable and durable performance. The package includes two red wires, one 8-inch and one 20-inch long wire, pre-crimped for easy installation. With a 10.4mm diameter, these wires offer high-performance ignition capabilities, making them a great choice for any rider looking to enhance their bike's performance.
- Direct replacement for DYNA-409RD part number
- Fits virtually like factory location on cylinder
- 10.4mm high-performance ignition wires available for street or race applications
- Made of high-quality material for reliable and durable performance
- Pre-crimped wires for easy installation
6. Aokus Blue 10mm Spark Plug Wires Compatible With Harley Davidson 883 1200 Sportster Xl 86-03
Upgrade your Harley-Davidson motorcycle with these high-performance ignition wires, designed for street or race applications. These ignition wires are a perfect fit for the following Harley-Davidson models: 1996 – 2003 XL 1200C Custom, 1996 – 1997 XL 1200S Sport, 1999 – 2003 XL 883C Custom, 2002 – 2003 XL 883R, 1986 – 1987 XLH 1100, 1988 – 2003 XLH 1200, 1986 – 2003 XLH 883, 1986 – 1995 XLH 883 Deluxe, 1987 – 2003 XLH 883 Hugger.
The wires are made of high-quality materials that ensure reliable and durable performance. The silicone construction throughout the jacket, insulation, and core provides high-temperature resistance, making them ideal for use in harsh conditions.
The package includes two blue spark plug wires, one 8 inches long and one 20 inches long, both pre-crimped for easy installation. Upgrade your Harley-Davidson motorcycle's ignition system with these high-performance ignition wires.
Please note that these ignition wires are not compatible with other Harley-Davidson models.
- High-performance ignition wires designed for street or race applications
- Perfect fitment for various Harley-Davidson models
- Made of high-quality materials for reliable and durable performance
- Silicone construction provides high-temperature resistance
- Pre-crimped wires for easy installation
- – Not compatible with other Harley-Davidson models
7. Accel Motorcycle 171099-R Custom Wire Set – 2008-2017 Harley Davidson Softail – 8mm – Red
The 8mm spark plug wire set is a perfect fit for Softail Rocker, Rocker C, Breakout and Blackline models. The wire set is designed specifically for these models and has a resistance of 500 Ohms per foot. It comes with maximum RFI protection which shields sensitive electronics from interference. With up to 5 times more peak energy than other 'performance' wires, this spark plug wire set provides a reliable and efficient performance.
The custom fit sets are ready to install, which means there is no cutting or splicing required. It's an easy and hassle-free installation process. The spark plug wire set is durable and long-lasting, providing a consistent performance every time.
If you're in search of a reliable and efficient spark plug wire set for your Softail Rocker, Rocker C, Breakout or Blackline, this 8mm spark plug wire set is an excellent choice. It's designed to provide maximum performance and protection to your vehicle's sensitive electronics.
- Custom fit sets are ready to install
- Maximum RFI protection shields sensitive electronics
- Up to 5 times more peak energy than other 'performance' wires
- Durable and long-lasting
- Provides reliable and efficient performance
8. Harley-Davidson Spark Plug Wire Kit.
Upgrade your Harley-Davidson with the DYNA-409BL Spark Plug Wires for improved performance and style. Available for both street and race applications, these spark plug wires are perfect for Harley-Davidson Dyna FXD 2000-2017 and Softail 1999-2017 models. Make sure to confirm the make/model/year and size of the spark plug before making your purchase.
These spark plug wires come with 10.4mm and 10mm rubber ends, as well as black 90-degree and straight boots for pre-crimped convenience. The whole jacket, insulation, and core are made of silicone to withstand high temperatures and maximize durability.
Not only do these spark plug wires improve the performance of your engine and reduce fuel waste, but they also provide a new look for your Harley-Davidson. Whether you're building a bobber, scrambler, cafe racer, or simply want to upgrade your bike's appearance, these spark plug wires are an excellent choice.
The package includes 2x Spark plug wire pre-crimped. Please ensure to connect them in the original way or consult professional videos if you have any doubts about the replacement process.
- Made of silicone for high-temperature resistance and durability
- Comes with 10.4mm and 10mm rubber ends for convenience
- Improves engine performance and reduces fuel waste
- Provides a new look for Harley-Davidson bikes
- Suitable for a range of bike styles and applications
- – May not fit all Harley-Davidson models, please confirm fitment before purchase
- – Replacement process may require professional assistance
9. Dragon Fire Spark Plug Wires For Harley Trikes
The Dragon Fire Performance Sport Series – Silicone Sleeved is a high-quality wire set designed to be compatible with 2009-2016 Harley-Davidson Touring and Trike Models. Its wire diameter is 10mm with 150 Ohms resistance per foot. The set features a removable silicone heat sleeve, Kevlar core, and high tensile strength fiberglass protection mesh. It is precision wound to ensure maximum voltage transfer, superior RFI/EMI protection, and long service life.
The extra thick plug wire boots and extra tight plug wire boot fitment ensure no more popping off wires under heavy load. All connections are watertight and weatherproof, and the set is tested and ensured to match OE fit. Only premium-grade materials are used in its construction. The set includes wire lengths of 1×18" and 1×36".
Overall, the Dragon Fire Performance Sport Series – Silicone Sleeved is an excellent choice for those looking to upgrade their Harley-Davidson's wire set. It offers high performance and reliability with its precision wound wire and premium-grade materials. With its OE factory fit and weather-resistant features, it's a great investment for any Harley-Davidson owner.
- Precision wound for maximum voltage transfer and superior RFI/EMI protection
- Removable silicone heat sleeve, Kevlar core, and high tensile strength fiberglass protection mesh
- Extra thick plug wire boots and extra tight plug wire boot fitment
- Weather-resistant and watertight connections
- Tested and ensured to match OE fit
Best Spark Plug Wires For Harley Davidson FAQs
Are there any specific brands of spark plug wires that are recommended for Harley Davidson motorcycles?
Yes, there are several brands of spark plug wires that are recommended for Harley Davidson motorcycles. Some of the most popular and reputable brands include Accel, Taylor Cable, and NGK. These brands offer high-quality spark plug wires that are specifically designed for Harley Davidson motorcycles and provide optimal performance and durability. When choosing spark plug wires for your Harley Davidson motorcycle, it is important to consider factors such as the length and thickness of the wires, as well as the material they are made from. Additionally, it is recommended to consult with a professional mechanic or experienced Harley Davidson rider for guidance on selecting the best spark plug wires for your specific model and riding style. Overall, investing in quality spark plug wires can improve the performance and longevity of your Harley Davidson motorcycle.
Can upgrading to aftermarket spark plug wires improve performance on a Harley Davidson?
Yes, upgrading to aftermarket spark plug wires can improve performance on a Harley Davidson. The main advantage of aftermarket spark plug wires is that they have a lower resistance compared to the stock wires. This lower resistance allows for a stronger and more consistent spark, which can improve engine performance and fuel efficiency. Additionally, the aftermarket wires are often made with higher quality materials, such as silicone or carbon fiber, which can improve durability and resist damage from heat and vibration. Upgrading to aftermarket spark plug wires is a relatively easy and affordable way to improve the performance of your Harley Davidson motorcycle. However, it is important to ensure that the wires are compatible with your specific model and that they are installed correctly to avoid any potential issues.
How often should you replace spark plug wires on a Harley Davidson?
As a motorcycle owner, it's essential to maintain your bike regularly to ensure that it runs smoothly and efficiently. One crucial maintenance task that you should not overlook is replacing the spark plug wires on your Harley Davidson. These wires are responsible for transmitting the electrical current from the ignition coil to the spark plugs, which ignite the fuel in the engine. Over time, they can become worn, cracked, or damaged, leading to poor performance and even engine misfires.
The frequency of replacing spark plug wires on a Harley Davidson depends on several factors, such as the type of wire, the quality of the wire, and the usage of the motorcycle. Generally, it's recommended to replace the spark plug wires every 20,000 to 30,000 miles or every five years, whichever comes first. However, if you notice any signs of wear or damage before this interval, such as cracks or corrosion, you should replace them immediately.
Regularly checking and replacing your Harley Davidson's spark plug wires can help prevent engine problems and ensure that your bike runs smoothly and safely. It's also essential to follow the manufacturer's recommendations and consult with a professional mechanic if you're unsure about the proper maintenance interval.
What are the best spark plug wires for a Harley Davidson motorcycle?
As a content writer, I can suggest some of the best spark plug wires for Harley Davidson motorcycles based on my research and analysis.
One of the most popular and reliable spark plug wire brands for Harley Davidson is the NGK brand. NGK spark plug wires are made of high-quality materials and are designed to provide superior performance and durability. They offer a wide range of spark plug wires specifically designed for Harley Davidson models, which ensures that you can find the perfect match for your bike.
Another great option for spark plug wires for Harley Davidson motorcycles is the Accel brand. Accel spark plug wires are known for their high-quality construction and superior performance. They offer a variety of spark plug wires designed for Harley Davidson models, which ensures that you can find the perfect match for your bike.
Ultimately, the best spark plug wires for your Harley Davidson motorcycle will depend on your specific requirements and preferences. However, NGK and Accel are both trusted and reliable brands that are worth considering when shopping for spark plug wires for your Harley Davidson.
What is the proper way to install spark plug wires on a Harley Davidson?
To properly install spark plug wires on a Harley Davidson, you need to follow a few steps. Firstly, make sure to purchase the right size and type of spark plug wires for your Harley Davidson model. Next, remove the old spark plug wires one at a time to avoid confusion. It is essential to replace one wire at a time and install the new wire before moving on to the next one.
Next, locate the spark plug wire sockets and insert the new spark plug wire firmly into each socket. Ensure that the wire is securely attached to the socket to prevent any electrical disconnection. Lastly, ensure that each wire is connected to the correct spark plug. You can check this by looking at the firing order diagram in your Harley Davidson owner’s manual.
In summary, the proper way to install spark plug wires on a Harley Davidson is by purchasing the appropriate size and type of spark plug wires, replacing one wire at a time, securely attaching the wire to the socket and ensuring that each wire is connected to the correct spark plug.