Diamond Audio 7" Plug & Play Head Unit | 2014 - 2023 Harley-Davidson Touring
Diamond Audio 7" Plug & Play Head Unit | 2014 - 2023 Harley-Davidson Touring
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Diamond Audio 7" Plug & Play Head Unit for 2014–2023 Harley-Davidson Touring
The Diamond Audio MSHDHU14 is a plug-and-play 7" replacement head unit for 2014–2023 Harley-Davidson Touring motorcycles. It adds wireless Apple CarPlay and wireless Android Auto, Bluetooth, an onboard DSP and six 5V pre-outs, with an internal Maestro interface that keeps the bike's data and controls.
Factory-Fit 7" Radio Upgrade for Harley Touring
A weatherproof, glove-friendly touchscreen head unit with the DSP and pre-outs to build a full system around.
- 28 watts x 4 continuous / 50 watts x 4 max
- Wireless Apple CarPlay and Android Auto
- 6 pre-outs at 5V RMS
Key Product Details
| Product | Diamond Audio 7" Plug & Play Head Unit (Model MSHDHU14) |
| Fitment | 2014–2023 Harley-Davidson Touring, including Police Edition and Electra Glide Standard |
| Display | 7" touchscreen, sunlight viewable and glove compatible |
| Phone Integration | Wireless Apple CarPlay and wireless Android Auto |
| Power Output | 28W x 4 continuous / 50W x 4 max |
| Pre-Outs | 6 channels at 5V RMS |
| Warranty | 2 years when installed by Garage Bagger Stereo; 1 year when installed by the customer |
Always verify your bike's year and model, Maestro programming, speaker and amplifier setup, and final fitment before ordering.
A Plug-and-Play Radio Upgrade
The MSHDHU14 replaces the factory radio with a factory-fit unit, so no additional harnesses are needed. The internal Maestro interface brings in CAN bus data such as RPM, voltage, temperature and throttle position, and handles the Boom Audio 2 amplifier turn-on.
- Wireless Apple CarPlay, wireless Android Auto, and built-in Bluetooth and WiFi.
- Uses the factory USB for phone charging and music playback.
- AM/FM and weather band.
Specifications
| Model | MSHDHU14 |
| Display | 7" touchscreen |
| Continuous Power | 28 watts x 4 at 4Ω |
| Max Power | 50 watts x 4 |
| Pre-Outs | 6 channels, 5V RMS |
| DSP | Onboard digital sound processor with selectable HP/LP/BP crossovers and selectable slope |
| Connectivity | Wireless Apple CarPlay, wireless Android Auto, Bluetooth, WiFi |
| Tuner | AM/FM and weather band |
| Vehicle Integration | Internal Maestro RR2 interface, pre-flashed when shipped |
| Weather Resistance | Weatherproof |
Recommended System Planning
The head unit supplies the source, DSP and pre-outs. For the full system, plan the amplifiers, speakers and wiring around it, and confirm the Maestro programming before install day.
If you are unsure whether this radio fits your Road Glide, Street Glide, Electra Glide or other 2014–2023 Touring, contact Garage Bagger Stereo before ordering.
What to Pair With the Head Unit
These parts help you build the rest of the system.
Motorcycle Amplifiers
Use the pre-outs to feed an amplifier built for Harley-Davidson audio.
Motorcycle Speakers
Upgrade the fairing and lid speakers.
Motorcycle Subwoofers
Add low-end output with a motorcycle subwoofer.
Diamond Audio Motorcycle Audio
More Diamond Audio products.
Related Diamond Audio & Motorcycle Audio Paths
Build the system around the correct radio, amplifier, speakers and installation parts. These related collections help match the head unit with the right Harley audio upgrade path.
Best Use for the Head Unit
Choose it for a factory-fit radio upgrade on a 2014–2023 Touring that adds CarPlay and Android Auto, DSP control and pre-outs for an amplified system.
Designed Around Real Motorcycle Audio
Motorcycle audio is different from car audio. Weather, vibration, glove use and sunlight all matter, so the radio is built weatherproof with a sunlight-viewable, glove-friendly screen.
Diamond Audio 7" Head Unit FAQ
Which motorcycles does it fit?
It is a plug-and-play replacement for 2014–2023 Harley-Davidson Touring motorcycles, including Police Edition and Electra Glide Standard models.
Does it support Apple CarPlay and Android Auto?
Yes. It supports both wireless Apple CarPlay and wireless Android Auto.
How much power does it put out?
The head unit is rated at 28 watts x 4 continuous and 50 watts x 4 max, with six pre-outs at 5V RMS.
Does it need to be programmed?
Yes. The internal Maestro RR2 module must be programmed on a computer before installation, and the radio will not power up until it is programmed.
Does it work with CB or aftermarket tuners?
It does not work with CB or with aftermarket motor tuners. It does work with Thundermax tuners.
What warranty does it carry?
The warranty is 2 years when installed by Garage Bagger Stereo and 1 year when installed by the customer.
Does Garage Bagger Stereo install it?
Garage Bagger Stereo offers motorcycle audio installation at our Taylors, SC shop and can help you plan the rest of your system. Start a Build Consultation or call 864-334-6131 to check scheduling.
Need Help Choosing?
Tell us your bike, model year and what you want to add, and we will confirm fitment and the right parts before you order.
Similar Products
Wireless CarPlay and Android Auto in a 2014-2023 Harley
This Diamond Audio 7" head unit replaces the factory radio on 2014-2023 Harley-Davidson Touring bikes. You get wireless Apple CarPlay and wireless Android Auto, built-in Bluetooth and WiFi, and AM/FM/WB.
It's factory fit with no extra harnesses. iDatalink Maestro is built in and pre-flashed when it ships, and it uses the factory USB for charging and music. The unit is weatherproof.
Compare it with the Rockford Fosgate PMX-HD14 and the other radios in motorcycle radios.
Built-In DSP and Pre-Outs for an Amplified System
The head unit has its own DSP: a 13-band parametric EQ, selectable high-pass, low-pass and band-pass crossovers, and selectable slopes. That's tuning the factory radio never gave you.
Built-in power is 28 W x 4 continuous at 4 ohm (50 W x 4 max at 2 ohm). For real volume, use the 6-channel RCA pre-outs (5V RMS) to feed an amp from motorcycle amplifiers. Maestro also handles Boom Audio 2 amplifier turn-on.
Upgrading speakers too? See the motorcycle speakers.
More Diamond Audio 7" Plug & Play Head Unit | 2014 - 2023 Harley-Davidson Touring Questions
Does the Diamond Audio 7 inch head unit have wireless CarPlay?
Yes. It has wireless Apple CarPlay and wireless Android Auto, plus built-in Bluetooth and WiFi.
Do I need an extra harness for the Diamond Audio 7 inch Harley radio?
No. It is a factory fit unit with no additional harnesses needed, and iDatalink Maestro is built in and pre-flashed when shipped.
Can I add an amplifier to the Diamond Audio 7 inch head unit?
Yes. It has 6-channel RCA pre-outs at 5V RMS for feeding an amplifier.