Ok you started with OEM headlights and you quickly found out your still not seeing the road then you upgrade to halogen headlights you see more of the road but you want more. You think HID might be the ticket until you see the brightness of an LED H4 bulb. If you are deciding between HID and LED realize HID is yellow in appearance and requires a ballast which can go bad requiring another purchase. In contrast with the NovaStar GT ??? bulb you notice it???s just as bright and it???s an all-in-one design not requiring a ballast no fan and no radio interference making it an excellent choice. These bulbs plug right into your stock harness without an additional relay harness. Eckler???s has teamed with Redline Lumtronix to bring you a revolutionary bulb???an American made CREE-XHP-50. The best LED ever made by CREE is brighter and more compact. Phillips is recognized as a leader in automotive lighting releasing their latest creation; LUXEON MZ. Industry best circuitry from Texas Instrument TDK International Rectifier and Beryl tells you this is a high quality LED bulb. If you only want to invest one time and not purchase many times then this is the H4 LED bulb of choice. RedLine LumTronix ???Home of the Original Classic Car Halo Headlight??? has done it again by bringing to the market the most advanced H4 LED conversion bulb. NovaStar GT ??? headlamp is simply stunning like their halo headlights. All other H4 LED conversion bulb nor HID ???can???t hold a candle??? compared to the brightness and quality of this headlamp. Order a pair of RedLine LumTronix???s NovaStar GT ??? H4 for your 7 inch or 5 ?? quarter inch round headlights or 7x5 or 6x4 rectangle headlighs from Ecklers today! Ford Bronco LED Headlamp Bulbs