Fat Boy Auxiliary Run, Brake & Turn Taillight for 2018-2026 FLFB/FLFBS

Upgrade your ride with the Integrated Fat Boy LED Taillight — the ultimate plug-and-play lighting solution for 2018-2026 Harley-Davidson® Fat Boy (FLFB/FLFBS) models. Engineered for effortless installation, this taillight mounts securely to your rear fender using durable, automotive-grade double-sided tape—no drilling or complex wiring required.

Powered by 40 ultra-bright LEDs, it delivers vibrant running and brake light functions for unbeatable visibility and safety on the road. The sleek, low-profile LED bar is smartly split into two segments, each featuring 20 intensely bright red LEDs, providing crystal-clear left and right turn signals for enhanced signaling and confidence when navigating through traffic.

A perfect blend of modern style and cutting-edge technology, the Integrated Fat Boy LED Taillight is a must-have upgrade for riders who demand both performance and premium aesthetics.

2018-2026 US Model Harley-Davidson® Fat Boy (FLFB/FLFBS). Does Not Fit Canada (CNA) or International (HDI) Models.

• AUXILIARY RUN, BRAKE, TURN FUNCTION
• 40 DUAL INTENSITY RUN/BRAKE LEDS
• 20 RED TURN LEDS PER SIDE
• PLUG & PLAY INSTALLATION
• RED OR SMOKED LENS
• LIFETIME LED WARRANTY