i got the chip it chip on my d22 with the fuel limiter and boost controler and egr blank and k&n filter and i can say the same thing wow and its only on stage 6 out of 15 cheapest hp and easy to install childs play
yeh 50mm is the go very keen for d22 and there would be a huge market for it if u get it out there in the mags and that the amount of d22 and d40 owners out there looking for this is huge and 50mm is realistic not over the top