12 k u wont got alot of floor or distance visability i sell hid's for a living there mainly for show there pinkish purple looking and they just look bright if ur looking at the car. if ur looking from the car out u wont be able to see much and in the rain u wont be able to see at all. if ur buying lights for the teggy in ur sig u want 6-10k no higher i never got any complaints from anyone with 10 k in the teggy cuz the projector hold alot of light back but w/e u do or go for good luck.....p.s i got 8k in my hatch and there perfect nice n bright 100% visability on the road and no one flashes me lol (that info might help lol).. good luck bro