



This part being universal, it may require adaptations
KOSO Turn Signal Adapter for Harley Davidson (manufacturer part number BO021071-03): an adapter cable designed to connect KOSO turn signals to the electrical harnesses of Harley-Davidson motorcycles. Ideal for riders replacing their original turn signals with KOSO models, this adapter makes it easy to install the new signaling without dismantling the entire handlebar harness.
Designed to maintain a clean and professional connection, this adapter is aimed at DIY enthusiasts and builders looking for a neat and reversible installation. Be sure to check the year and part number of your Harley before ordering to ensure compatibility of the pins and wiring with your original harness.