Custom Dynamics Wiring & Harnesses

MPR Extension Harness - 3-Pin Allows for 3 separate Custom Dynamics® Plug-and-Play lighting products to run off a single Multi-Purpose Relay (MPR)...

Amplify your safety with the Magic Strobes™ Brake Light Flasher for Grom '24-'25. This module transforms your brake light with eye-catching flashin...

Magic Power Bloks™ Adds easy-access power terminals for accessories Handles up to 15 A of power Built-in fuse-protected circuit Cleans up the look...

Light Bar Harness - Universal Equipped with terminal connectors for direct hookup to battery power On/off switch Short circuit protection Terminal...

Leverlockz™ Plug-and-Play LED Accent Light Installation Kit Contains everything needed for typical installation of 9 LED accent lighting units Kit...

Integrated Taillight Harness - Low Rider Provides turn signal power to rear taillight assembly Plug-and-Play

Custom Dynamics High / Low Halo Adapter For Harley Features Hi/Low adapter for 7" and 5-3/4" headlights Allows lo-beam to remain on when high beam...

Custom Dynamics High / Low Halo Adapter For Harley Features Hi/Low adapter for 7" and 5-3/4" headlights Allows lo-beam to remain on when high beam...

Headlamp Adapter - Indian This adapter converts the stock MX150 Headlamp Plug on the bike to a H4 Plug Plug-and-Play installation of Custom Dynami...

Handlebar Extension Wire Kit - CAN Bus - 8" Pre-cut lengths are prepped to easily extend OEM wires when installing extended handlebars Color-match...

Handlebar Extension Wire Kit - CAN Bus - 15" Pre-cut lengths are prepped to easily extend OEM wires when installing extended handlebars Color-matc...

Handlebar Extension Wire Kit - CAN Bus - 12" Pre-cut lengths are prepped to easily extend OEM wires when installing extended handlebars Color-matc...

Take your ride to new heights with the Extension Harness - Speedometer/Instrument - 36"! Easily install taller handlebars with the 36" added length...

Dynamic Load Isolator for Touring '23-'25 models. Isolates the motorcycle’s Body Control Module (BCM) allowing for the use of almost any aftermark...

Dual Accessory Cable Adapter for Touring '94-'13 transforms your stock Harley-Davidson P&A connector into a dual port, allowing you to power tw...

Dual Accessory Cable Adapter for Softail '25 transforms your stock Harley-Davidson P&A connector into a dual port, powering two accessories fro...

Replacement adapter kit for lighting product test case part# 3807-0720

Accessory Harness - Electrical - Splitter Designed to plug seamlessly into the Harley-Davidson® OEM accessory connector Splitter provides two conn...

Accessory Extension Harness - Smart 3-Play Accessory Extension Harness for SMART Triple Play® Accommodates 3 Custom Dynamics® products to function...

4-Pin Trailer Wire Harness - Universal Provides Plug-and-Play wire hook-up to any 4-way flat trailer plug Extended 50" wire leads provide easy hoo...

The CUSTOM DYNAMICS 3-Position Non-Interrupting Lighted Rocker Switch for Shark Demon® 2 offers a bold upgrade to your lighting control. This black...