its april 2000 issue. they say its 2300 pounds(english money of course) installed. this includes 1050 for install of cotrollers,290 for wrapping the headers,65 for drop in k&n filter,100 for upgraded egr valve,and about 800 for ringing the head,new belts and rollers,etc. this was done to an se model turbo thus a little more gains than the earlier models.
www.dpmotorsports.com and
www.apexi-usa.com may help. have fun!