Damn... can't find it.. but if I remember correctly it was something like a 40% reduction in the lifespan... I remember it was a big number with a 4 in it lmao... I think it was on this site: http://www.danielsternlighting.com/tech/bulbs/Hid/conversions/conversions.html
do if you want feel free to read through, either way its a great read with lots of info
do if you want feel free to read through, either way its a great read with lots of info