i just sow a device on www.gtechpro.com
it calculats ur cars horse power and the timing of 0-60 .. and does some othe wicked stuff.. onlythrought the cigaret lighter.. plug...
do u guys think this realy work.. as said... and did any1 one tested it or seen it anywhere else being tested.. coz i wanna buy one.. but im a bit worried..
coz ill have to order it from the usa.. and if something goes on wronge i wouldnt be able to return it back.. easyly.. ( im not from the usa)

meh ive heard both good and bad about it. i personally wouldnt