Trailer electrical system adapter, used to wire a vehicle from a 4 way flat style towing electrical system to a 7 way rv blade style towing system, connects to a 4 way flat connector that is already installed on the vehicle & then splices into the other vehicle circuits for electric brakes, side marker lighting & auxiliary power to the trailer.
WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is 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.