Harley Touring Upgrades Rider-Tested Guidance No Guesswork

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Dynojet Power Vision 4 PV4-15-04 | 2023.5+ Harley Touring Gen 2 M8 | G26 ECU

Dynojet Power Vision 4 PV4-15-04 | 2023.5+ Harley Touring Gen 2 M8 | G26 ECU

Regular price $519.99 USD
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Dynojet Power Vision 4 PV4-15-04 for 2023.5+ Harley-Davidson Touring

The Dynojet Power Vision 4 PV4-15-04 brings Bluetooth ECU flash tuning to compatible 2023.5 and newer Harley-Davidson Touring models equipped with the Gen 2 Milwaukee-Eight platform and G26 ECU.

Designed specifically for Harley-Davidson's newer electronics, the PV4-15-04 allows riders to flash compatible tunes, record engine data, access diagnostics and manage calibrations directly through the Dynojet Power Vision mobile app.

Harley-Davidson Touring Fitment

For Dreaded Iron Moto's Touring-focused lineup, the PV4-15-04 is designed for compatible newer-generation Harley-Davidson applications including:

  • 2023.5–2026 CVO Touring models
  • 2024+ Street Glide 117
  • 2024+ Street Glide 121 HO
  • 2024+ Road Glide 117
  • 2024+ Road Glide ST 121
  • 2025+ compatible newer-generation Touring models
  • 2026+ compatible Street Glide Limited and Road Glide Limited models
  • 2026+ compatible Harley-Davidson Trike models

Important: The PV4-15-04 is based on the motorcycle's G26 ECU platform, not simply engine displacement or model year. Harley-Davidson transitioned different models to the newer electronics at different times.

If you're unsure whether your Harley requires the PV4-15-04, send us your year and model before ordering and we'll help verify the correct application.

Built for Harley's Gen 2 Electronics

The newer generation of Harley-Davidson Touring motorcycles introduced updated electronics and ECU security. The PV4-15-04 is specifically designed to communicate with compatible motorcycles using the G26 ECU.

That makes identifying the correct Power Vision especially important on 2023 and newer motorcycles. Two bikes with similar Milwaukee-Eight engines may require different tuners depending on their electronics.

Bluetooth ECU Tuning From Your Phone

Power Vision 4 connects to the motorcycle and communicates with the Dynojet Power Vision mobile app through Bluetooth.

From the app, riders can access compatible tunes, flash the factory ECU, manage calibrations, record engine data and access diagnostic information without permanently mounting another display on the motorcycle.

Power Vision 4 Features

  • Bluetooth ECU Flashing: Flash compatible tunes directly to the factory ECU using the Power Vision mobile app.
  • Dynojet Tune Access: Access available calibrations for compatible motorcycle and performance combinations.
  • Data Logging: Record real-time engine operating data while riding.
  • Remote Tuning Support: Record and share data logs when working with a qualified tuner.
  • Diagnostics: Read, review, clear and share supported diagnostic trouble codes.
  • Return to Stock: The original factory calibration is backed up so the motorcycle can be returned to stock.
  • Multiple Vehicle Licensing: Additional compatible motorcycles can be licensed to the Power Vision 4.
  • QuickTune Capable: Provides additional tuning options for compatible applications.
  • AutoTune Support: AutoTune Basic and Pro are available for select 2023.5+ applications.

What Modifications Can Power Vision 4 Support?

The Power Vision 4 can support compatible calibrations for common Harley-Davidson Touring performance upgrades including:

  • Slip-on mufflers
  • High-flow air cleaners
  • Full exhaust systems
  • Header and muffler combinations
  • Camshaft upgrades
  • Other compatible Milwaukee-Eight performance modifications

Available tunes depend on the exact motorcycle and combination of performance parts installed. More extensively modified engines may benefit from a custom calibration created by an experienced Dynojet tuner.

Power Vision 3 vs. Power Vision 4

Both Power Vision platforms can flash compatible calibrations to the factory ECU, but they provide different rider experiences.

Power Vision 3 includes its own high-contrast display and can be mounted on the motorcycle for riders who want a dedicated screen for monitoring engine data.

Power Vision 4 uses Bluetooth and your compatible smartphone as the interface. It's a cleaner option for riders who primarily want to flash their ECU, manage tunes, run diagnostics and record data without adding another permanent display to the motorcycle.

Do You Leave the PV4 Connected?

No. Once the desired calibration has been successfully flashed to the factory ECU, the Power Vision 4 does not need to remain connected for the motorcycle to continue running that calibration.

Not Sure Which Tuner Your 2023+ Harley Needs?

This is exactly where Harley-Davidson tuner fitment can get confusing. The transition to the newer Gen 2 electronics did not happen across every model at exactly the same time.

If you ride a newer Street Glide, Road Glide, CVO, Ultra, Limited or Harley-Davidson Trike, don't guess based on engine size alone.

Send us your year, exact model and current performance modifications and we'll help verify whether the PV4-15-04 is the correct Power Vision for your motorcycle.

Confidence Before Committing.

WHY RIDERS ORDER THROUGH DREADED IRON
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✔ We help you choose the right baffle for your riding style and sound goals
✔ Clear guidance on volume, highway drone, and real-world expectations
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You’re not left guessing on sound or setup — we help you choose what actually fits how you ride.
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