The TireRack. Can't say enough good stuff about these folks. My new tires just came in today: Four Kumho Ecsta STX in 255/55 VR18 and four Yokohama GeoLandar MT+ in 30X9.50 15, all for less than a grand delivered. I'll pop about $50 to get them all mounted and balanced locally, then the Dragon will be ready for street and strip.
Check 'em out, no one could touch their prices locally.