but they can't b this slow standard surely!
youde be supprised.
compared to mk 1.8n/a however it isnt

as said get it scaned. could be another fault with it
also ide look at a remap rather than a piggy back box, all the piggy back boxes do is just fool the ecu into putting in more fuel ect. were as a remap will properly adjust your ecu, have a browse in the remap secion