GBB New 55W Xenon HID Head Light Bulbs Slim Ballasts Conversion Kit H7 6000K Six-Sigma quality certification through 3 separate stages of production Casing with Grade 7 silicone sealant protects from all the elements Protect against inconsistent power and poor lighting performance through non-cycling technology Easy to install with QuickSnap Plug-and-Play power cords High quality, low price