Tuning Mckrich chip - worth it?

[NosherCento]

as the title says, is it worth getting the mckrich chip?

also, can it get remapped if it needs it?

 

[arc]

best value performance mod out there imo

 

[clock34]

i never noticed a difference tbh but i did do it at the same time as the 1.2 ive never herd anyone have any bad words of them. ive got one and would get another!