in that vid, yes i ran a 12.9...my mods at that time were the upr x, borla catback, 4.10s, tb/plenum,ud pullies, cai and a 75shot of nitrous....later on that same nite i ran a 12.6, and a week after a 12.4, still on the 75shot.
i know have tb/plenum, ud pullies, cai, longtubes, x pipe...