Standard Motor Products F90011 Headlamp Wiring Harness All TechSmart headlight wiring harnesses are guaranteed to meet or exceed OE performance providing today's technician with the quality parts needed to get the job done right, the first time Each F90011 features 14 gauge wire for better conductivity Each F90011 is a complete "plug & play" unit that plugs right in between the factory harness and new bulb for ease of installation Every F90011 harness can be used as a complete harness or pigtail if the original connector is melted TechSmart's F90011 high-temp design for 9003 & H4 bulbs prevents the connector from melting when using high-intensity aftermarket light bulbs.