One Pair 55w Super White Xenon Gas filled H13 HIGH/LOW Beam light bulbs for 05 06 07 08 09 10 11 12 Ford Mustang/ 07 08 09 10 11 12 GMC Yukon (including Denali and XL)/ 06 07 08 09 10 Hummer H3/ 07 08 09 10 11 Jeep Compass/ A Pair (set of 2) of H13 55w Super white Xenon Light Bulbs 5000K Color Temperature More Visibility when driving at night Super White ,Xenon Gas filled NO wires will need to change