Jun 26, 2010 · This is my DIY write-up for installing these aftermarket LED Projector headlights: The low beam projectors are H7 bulbs, the high beams in the reflector housings are H1 bulbs. A bit of background info, I removed my bumper because I was installing HIDs in my fogs, but from what I Chevrolet Cobalt Custom Disco Black Halo LED Projector Headlights - LHP-COB05JM-TM SKU: 640435 Based in Southern California, Spec-D Tuning is dedicated to bring the highest quality products at rock bottom prices. Nov 07, 2016 · The problem with that last thing is that your aftermarket HIDs are almost always either pointing directly on the ground, or pointing up in the sky, blinding those of us who have done nothing wrong in our lives except live in the kind of place where people have aftermarket HID headlights. Sep 23, 2020 · Harley Davidson headlights come with factory-installed halogen lights. As time goes by, they tend to reduce performance and this might affect the extent of illumination. That said, you may have to opt for aftermarket LED headlights. Converting from halogen to LED headlights is an easy task. In most cases, you do not need extra tools at all.