One harness included. If you're wiring a pair of lights, order two.
Warning: Your truck will need to have the existing OE fog light circuit installed for this harness to work. The factory foglight wiring has a 10amp fuse in the fuse panel, you will need to make sure your LED lightbar draws less than 10 amps. A typical 20" LED light bar draws around 6-7 amps, and single LED pods are much less.
(For California Residents)WARNING: This product can expose you to chemicals including LEAD and DEHP, which are known to the state of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov. Wash hands following installation or handling.