Product Description
Knobtown Cycle offers the CUSTOM DYNAMICS ISOLATOR TURN SIGNAL for riders who know quality matters.
Key Features
- Electronically isolates all turn signal outputs from the vehicle allowing for the use of almost any aftermarket turn signal
- The additional turn signal load is placed entirely on an auxiliary power source and does not affect current draw on the motorcycle’s turn signal circuit
- The TSI is a hardwire installation on any motorcycle and is recommended for use any aftermarket turn signal such as Custom Dynamics® Plasma Rods™ or LED License Plate Frames including LED or incandescent bulb products
- Alternatively, use Custom Dynamics® Dynamic Load Isolator (DLI) for a completely Plug-and-Play solution to isolate all outputs from the vehicle
- Custom Dynamics® recommends the installation of an in-line fuse when power is being accessed from the positive battery terminal
Product Specifications
- Part Number: 20500320
- Brand: CUSTOM DYNAMICS
- Weight: 0.07 lbs
Expert Installation Services
Professional installation services available. Contact our Kansas City service department! Free Ship to Store!
Part Locations
| Location |
Available |
| Wisconsin (WI) |
6 |
| New York (NY) |
2 |
| Texas (TX) |
0 |
| Nevada (NV) |
0 |
| North Carolina (NC) |
0 |
| National Total |
8 |
Stock levels last updated: January 30, 2026 8:09 PM
Professional Installation Available
Knobtown Cycle offers professional installation services. Contact us via a service request to learn more.
Thank you for Shopping at Knobtown Cycle!
When you shop with us, you’re not just buying motorcycle parts — you’re supporting a small, family-run business rooted right here in the heartland of America. Every order helps us keep riders on the road and fuels our passion for serving the motorcycle community.
From all of us at Knobtown Cycle, thank you for choosing local and riding with us.
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