9004 & 9007 Heavy Duty Headlight Wiring Harness with Relays for Dodge Ram Sport Conversion Select Wiring Gauge:12 Gauge If you swap to a

If you swap to a larger or smaller engine

2004-2012 Chevrolet Colorado Standard/Extended Cab 6' Long bed models only

The preferred choice of the pros

Your existing upper and lower hoses should connect without issue

9004 & 9007 Heavy Duty Headlight Wiring Harness with Relays for Dodge Ram Sport Conversion Select Wiring Gauge:12 Gauge If you swap to aConnect your vehicles headlight bulbs to FULL BATTERY VOLTAGE for MAXIMUM BRIGHTNESS! At Aspire Auto Accessories, we manufacture and carry our own Heavy Duty Relay Harnesses that fit a wide selection of bulbs commonly found in most vehicles. This kit is designed to fit vehicles originally equipped without the Dodge Ram Sport Package with 9004 (HB1) bulbs and CONVERTED or is CONVERTING to the Dodge Ram Sport Package with 9007 (HB5) Low Beam Bulbs and