Help Remapping my astra 1.7 dti

[wahooo]

hi everyone i want to give my car a little more grunt and was wondering if any could give any advice on where to start. I dont mind doing myself if i can find the right files and hardware that are needed.

thanks in advance

[notoetannoto]

hi,have you kwp2000 or galletto?

[wahooo]

I have niether all I have is an opcom interface if that's any good if not which one would you recommend