Aspire H4 9003 HB2 Upgraded Heavy Duty Headlight Wiring Harness with Relays

Connect your H4 9003 HB2 headlight bulbs to FULL BATTERY VOLTAGE for MAXIMUM BRIGHTNESS with the Aspire H4 9003 HB2 Upgraded Heavy Duty Headlight Wiring Harness with Relays! At Aspire Auto Accessories, we manufacture and carry our own Heavy Duty Wiring Harnesses with Relays that fit a wide selection of bulbs commonly found in most vehicles.  This H4 9003 HB2 Heavy Duty Headlight Wiring Harness with Relays Upgrade is one of the most simple and effective ways to improve dim headlights and overall headlight performance by increasing both your low beam and high beam illumination. Perfect for dark roads, off-road, and rural areas!   Features This kit is designed to fit vehicles equipped with H4 9003 HB2 bulbs Gives you brighter low beam and high beam  All connections are machine crimped and shrink wrapped to the highest industrial standards. Harness is covered with premium split-loom covering to protect wires High Temperature Connectors - Max Temperature = 572º F / 300º C Select Wiring Ha