Harley-Davidson FAT BOY LO Wiring Harnesses

Genuine HD wiring harnesses and aftermarket alternatives that fit the FAT BOY LO — all years. Select your year for exact fitment and pricing.

Select your year for exact fitment & prices

Genuine Harley-Davidson

LED Fog Lamp Wiring Harness

Genuine Harley-Davidson

Independent Control Auxiliary Lamp Wire Harness Kit

Aftermarket wiring harnesses that fit the FAT BOY LO. Genuine Harley-Davidson is listed above, not here.

V-Twin

TAIL LIGHT WIRING HARNESS SOFTAIL