Harddrive HD Performance Coils - HP Coil Single Fire M8 FLT 2017-2022 104/114 — Harley-Davidson (2017-2025)

Harddrive HD Performance Single Fire coils for 2017-2022 Harley-Davidson Touring (FLT) models with 104 or 114 cubic inch M8 engines. These coils deliver 30,000 volts with ION Sense feedback compatible with stock EFI, improving starting, eliminating high-speed misfire, and increasing fuel economy.

Features

• 30,000 volt high-power ignition
• 20% or more peak spark voltage increase
• ION Sense feedback for stock Harley EFI compatibility
• Single Fire application for M8 engines
• Improves starting and fuel economy
• Reduces high-speed misfire

Specifications

• Brand: Harddrive
• Manufacturer Part #: 10-2016
• UPC: 191361439520
• Spark Output: 30,000 volts
• Length: 5 in
• Width: 3 in
• Height: 4 in
• Weight: 3 lbs
• Country of Origin: China (Mainland)

Fitment

Fits 2017-2022 Harley-Davidson Touring (FLT) models equipped with 104 or 114 cubic inch Milwaukee-Eight engines.

Frequently Asked Questions

Will this coil work with my stock Harley ECU?

Yes — ION Sense feedback makes these compatible with the factory EFI system. No tuner or reprogramming required.

Does this fit 2023+ Touring models?

No — this part is for 2017-2022 FLT models only. Check your model year before ordering.

What's the benefit of upgrading to these coils?

Higher spark voltage (30,000V) reduces misfire at high RPM, improves cold starts, and can improve fuel mileage on stock or lightly modified engines.

Are these Single Fire or Dual Fire?

This is a Single Fire coil pack. Dual Fire versions are available as a separate part number.

Do I need new spark plugs when installing these?

Not required, but new plugs will ensure maximum performance. Install the coils into the stock ignition housing following Harddrive's instruction sheet.