Moroso Ultra 40 High Performance Ignition Wire Set - Harley Sportster 2004-2006
About Moroso
Moroso has manufactured racing components in Connecticut since 1968, supplying engine, chassis and shop products developed through motorsport.
Upgrade your 2004-2006 Harley Sportster XL with Moroso Ultra 40 High Performance Ignition Wires. These wires are engineered to deliver superior spark energy to your plugs, enhancing combustion efficiency and engine response. Experience consistent, reliable ignition performance designed for the demands of your V-twin.
Why riders pick this
- Boost spark energy with nickel-copper alloy conductors
- DuPont Kevlar core for extreme durability and strength
- High-temperature silicone boots resist up to 600°F
- Secure locking stainless steel terminals for vibration resistance
- Compatible with Harley ION sensing ignition coils
Moroso Ultra 40 Ignition Wires are a critical upgrade for any 2004-2006 Harley Sportster owner seeking to optimize their bike's electrical system. With nickel-copper conductors and a robust DuPont Kevlar core, these wires ensure that maximum spark energy reaches your plugs, translating to a more powerful and responsive engine. The high-temperature silicone boots and locking stainless steel terminals provide exceptional durability and a secure connection, even under the most demanding riding conditions.
Enhanced Ignition Reliability
- Nickel-copper alloy conductors for superior spark energy transfer
- DuPont Kevlar core, four times stronger than standard aramid cores
- High-temperature silicone boots rated to 600°F for extreme heat resistance
- Extra-thick EPDM dielectric layer provides robust insulation
- Locking stainless steel terminals resist vibration loosening for consistent contact
Optimized for Your Sportster
These Ultra 40 ignition wires are fully compatible with Harley's ION sensing ignition coils, ensuring a seamless integration with your 2004-2006 Sportster. Installation is straightforward, providing an immediate upgrade to your bike's ignition system. Riders will appreciate the improved cold starts and consistent power delivery, making every mile on their Sportster more enjoyable and reliable.
Specifications
- Brand: Moroso
- Manufacturer Part #: 28330
- UPC: 84663283307
- Resistance: 40 ohms per foot
- Wire Diameter: 8.65mm
- Weight: 0.32 lbs
Common questions
Are these ignition wires compatible with my 2004-2006 Harley Sportster?
Yes, these Moroso Ultra 40 ignition wires are specifically designed for 2004-2006 Harley-Davidson Sportster XL models equipped with ION sensing ignition coils.
Will these wires improve my bike's starting?
By ensuring a stronger, more consistent spark, these wires can contribute to more reliable cold starts and overall ignition performance.
Is a special tune required after installing these wires?
Ignition wire upgrades typically do not necessitate a new engine tune. These wires optimize the delivery of spark, working within your bike's existing electronic parameters.
Ordering from Vtwinbikers
- Brand new, sourced through authorized US distribution — never used, never grey-market.
- Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
- Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
| BRAND | Moroso |
| TYPE | Electrical |
| SKU | 82-8330 |
| WEIGHT | 0.32 lb |
