Tekonsha 118270 4-Flat Tow Harness Wiring Package, 1 Pack Replacement trailer wiring harness for vehicles originally equipped with a factory installed tow package - perfect for replacing damaged or missing factory harnesses 16 gauge bonded wire with 4-flat plug and cap; 7.5 amp stop light/turn signal circuit capacity; includes 10 amp and 30 amp fuses, and relays Included 4-wire flat connector is compatible with 5, 6 and 7 pole adapters (not included) to fit just about any trailer system Quick and easy plug-in installation - no cutting or splicing necessary; simply plug into existing vehicle connectors, insert provided fuses and relays into vehicle's fuse box and you're ready to tow Instructions are easy to follow and include detailed photos; backed by Tekonsha's 1 Year Limited Warranty