Trusted by Riders for Nearly 25 Years.
Delivering premium lighting designed for maximum performance, simple installation, and years of dependable riding.
Trusted by Riders for Nearly 25 Years.
Delivering premium lighting designed for maximum performance, simple installation, and years of dependable riding.
Select your ride! Suggested fitment for U.S. models only.
TSM-SEAL
Fitment for U.S. models only, unless otherwise noted.
We're happy to help.
This heavy-duty silicone rubber seal is designed to replace the factory-installed seal on Harley-Davidson TSM (Turn Signal Module) wire harness plug. When replacing the TSM, Custom Dynamics strongly recommends replacing the original seal to maintain a secure, watertight connection and protect the unit from moisture-related damage.
Warning: Cancer & Reproductive Harm — www.p65warnings.ca.gov
OEM TSM Connector

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