Products >> Premium & Competition Bulbs: Halogen, HIR, HID (Xenon) > Halogen Bulbs:     H1 Premium H1 Gold  H1 Extra White H1 Competition       H3 Premium H3 Gold  H3 Competition H3 Blue (Junk)   H3C (J-spec)     H4 Premium H4 Gold  H4 Ultra Premium  H4 Competition H4 Blue (Junk)         H7 Premium H7 Blue (Junk) H7 Ultra Premium       Halogen Infrared Reflecting (HIR):       9011 (Gen-2) 9012 (Gen-2)  9011 (Gen-1)       High Intensity Discharge (HID) -- Xenon Arc Capsules:         D2S D2R         Tech Info:   Lighting terminology can be sometimes be confusing, especially when there are so many misleading advertisements. Spend a few minutes educating yourself in our automotive lighting knowledge base. >>>> TECH INFO >>>>