Built for riders who live it, not just listen to it.
Our plug & play amplifier wiring kits are engineered specifically for Harley Davidson®audio upgrades, making amplifier installation clean, reliable, and stress-free. Each kit includes a dedicated power harness that runs directly from the battery to a secure plug connection on our amplifiers, along with speaker harnesses designed to integrate seamlessly with your system. No cutting, no splicing, and no guesswork, just a factory-style installation built for performance and reliability.
DIY-Friendly. Shop-Ready.
These speakers, amps or plug & play kits are designed to be approachable for confident DIY riders, while still being clean and professional enough for dealer and shop installs. Factory connectors and bike-specific wiring mean installs stay straightforward and reversible.
If you can remove a fairing, you’re already most of the way there.
Speakers Options and Warranties
Our plug & play amplifier wiring kits are made to be a perfect match with any of our speakers and amplifiers. With a plethora of pre-made audio kits to choose from, be confident in the ease of installation to follow. Below are the available speakers that go hand and hand with our amplifier wiring kits.
SS Series (Premium Upgrade) Maximum performance and long-term reliability backed by a 10-year warranty
EX Series (Performance Upgrade) Increased output and durability with a 5-year warranty
RE Series (Standard Upgrade) Clear, reliable performance with a 3-year warranty
All components are covered by manufacturer warranties, with coverage varying by speaker tier and component type.
Designed for Extreme Audio Speaker & Amplifier Systems
Our 2014-2023 amplifier wiring kits utilize model-specific solutions such as:
Precision-designed stainless steel amplifier mounting plate that fits cleanly inside the motorcycle’s fairing. This mounting solution allows the amplifier to bolt directly into place while maintaining clearance for factory or aftermarket radios and accessories.
Plug & Play Power WireHarness with clearly labelled red and black colored wires for connection to your battery and a water tight water plug directly fitting into a color matched plug on our Extreme Audio amplifiers.
Signal interception plugs and dedicated integration connectors. Everything is designed to ensure proper signal flow, correct amplifier behavior, and consistent performance across all 2024+ Harley Davidson® models when using Extreme Audio.
For use with any of our EX Amplifiers:(EX1000.4, EX600.4, EX1000.4)
Kit Contents:
Plug & Play Power Wire Harness Adapter
Plug & Play Signal Wire Harness Adapter
Plug & Play Remote Wire Adapter
2014-2023 Street Glide Ferring Amplifier Mounting Plate
Hardware / Amplifier Mounting Screws
Install yourself with confidence while using the direct Plug N' Play Harness that's compatible with any EX amplifier and your factory, or aftermarket radio.
***Aftermarket Audio Installations Require Radio Flash on 2014-2023 Harley-Davidson bikes.
LEARN MORE "ABOUT US" BELOW***
***For use on 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, and 2023 Harley-Davidson Motorcycles ONLY.
Question about this product?
We're happy to help.
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HD-EXT-14SG | Street Glide® Plug & Play Extreme Audio Amplifier Wiring Kit With Amp Mount (2014-2023)
$300.00
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Built For Riders
Hear your music loud and clear because our speakers are engineered to be crystal clear when riding over 70MPH with a helmet on.
Seamless Plug & Play
Designed with you in mind. Our products are made SPECIFICALLY for Harley-Davidson as a direct fit to make your install straightforward.
Trusted Nationwide
We've made a name for ourselves by travelling to major Motorcycle Rallies like Sturgis and Daytona, installing our brand in-person. Now no matter the time of year, we can come to you!
FAQ
Here are some frequently asked questions that we receive, so you don't have to be curious much longer.
Does it come with a warranty?
Our warranty is unmatched in the audio industry.
Our "SS" line of speakers have a 10 year warranty.
Our "EX" line of speakers have a 5 year warranty.
Our "RE" line of speakers have a 3 year warranty.
When you receive Extreme Audio speakers, you'll have a QR code in the box. All you need to do is scanit, input your information and then you're covered!
How fast is shipping?
We treat every order as a priority and handle them with the utmost care, as you would for your own bike, so most orders are processed and shipped within 24-72 hours. (Mon-Fr)
If you're not fully satisfied with an item you purchased, you may return it for a full refund (minus the shipping costs) as long as the item is returned in complete, like-new condition within the first 60 days of purchasing it.
