Harddrive 30,000V Performance Dual-Fire Coil - Harley Touring Softail Dyna
About Harddrive
Harddrive is the house performance and replacement line built for American V-twins, covering everything from engine hardware and electrical to controls, lighting and chassis parts. The range is aimed squarely at Harley-Davidson and Indian riders who want a direct-fit part without dealer pricing, and it spans decades of model years — from Evolution-era Softails to current Milwaukee-Eight baggers.
The Harddrive HD Performance 30,000-volt dual-fire ignition coil is engineered to provide a significant spark upgrade for your Harley-Davidson Touring, Softail, or Dyna. It integrates seamlessly with stock EFI systems, delivering enhanced performance and reliability.
Why riders pick this
- 30,000-volt high-power output
- 20%+ increase in peak spark voltage over stock
- ION Sense feedback for stock EFI ECU integration
- Improves cold-start performance
- Reduces high-speed misfires
Elevate your V-twin's ignition system with this Harddrive 30,000-volt performance coil. Designed to increase peak spark voltage by 20% or more over stock, it ensures a more potent and consistent spark for every combustion cycle. This translates into tangible benefits, from crisper cold starts to smoother power delivery at highway speeds.
Unleash Your Engine's Potential
- 30,000-volt high-power output for superior spark
- 20%+ increase in peak spark voltage over stock units
- ION Sense feedback for seamless integration with stock EFI ECUs
- Improves cold-start performance and reliability
- Reduces high-speed misfires for smoother operation
Optimized for Harley-Davidson Platforms
Thanks to its ION Sense feedback technology, this Harddrive performance coil is a direct bolt-on upgrade that works flawlessly with stock Harley EFI systems across Touring, Softail, and Dyna platforms. You'll experience improved cold-start performance, a significant reduction in high-speed misfires, and the added benefit of enhanced fuel economy. It's the ideal choice for Harley riders seeking a dependable performance boost without the need for complex tuning or modifications.
Specifications
- Brand: Harddrive
- Manufacturer Part #: 10-2025B
- UPC: 191361439391
- Voltage Output: 30,000 volts
- Dimensions: 5 in L × 3 in W × 4 in H
- Weight: 3 lbs
- Country of Origin: China (Mainland)
Common questions
Will this coil work with my stock Harley EFI system?
Yes, this Harddrive coil features ION Sense feedback, making it fully compatible with stock Harley EFI ECUs on Touring, Softail, and Dyna models without requiring a separate tuner or modifications.
What kind of performance benefits can I expect from this coil?
You can expect a 20%+ increase in peak spark voltage over stock, which translates to improved cold starting, reduced high-speed misfires, and potentially better fuel economy for your V-twin.
Is this coil suitable for both dual-fire and single-fire applications?
Yes, this Harddrive performance coil is designed to be compatible with both dual-fire and single-fire ignition systems on V-twin motorcycles, offering versatility for various setups.
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 | Harddrive |
| TYPE | Electrical |
| SKU | 820-60403 |
| WEIGHT | 3.0 lb |
