Pathetic throttle response - Causes & solutions

[corsaZ22se]

Sales video. MCM did a couple of feature on plug in tuning boxes. none made any noticeable difference. Even on the dyno.
There has been lots of other independent videos done showing the same results.

 

[ob one]

the videos I've been watching is the race chip xlr which connects through the throttle pedal and is supposed to just give you 7 different throttle responses no expert but it did look pretty good