Go for H4 Vision Plus via mailorder from powerbulbs.com or autolamps-online.com
See
http://faq.auto.light.tripod.com/hl-filament-bulbs.htm for more details on Halogen bulbs.
The other turn and signal bulbs type you ask for is only available in lumens stealing blue coating, nothing really better than stockers. If you want to be different than the crowd, have all your signal lights retrofitted with LED clusters. Anyone can buy blue bulbs. Very few have LED clusters that look better than stock.