Anderson 4-Way Flat Wishbone Trailer Wire Harness The Anderson 4-Way Split Trailer Harness Kit is designed to split at the trailer tongue and run down each side of the frame. This flat four-way plug includes a trunk connector. Features 25 Split four conductor harness Color-coded wire meets SAE J1128 specifications Plug meets SAE J1239 specifications Made in the USA Diagram California Residents WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov Other Details Google Product Type Trailer Ele