my cossies already doin 360 in the dot on a T3 tested on greens with boast at 25psi peeking at 27psi

ive been told tht if i put greys a remap and a good intercooler i should be nearing 400 i dnt knw if this is true so thts why i asked is this posible

or wut would u lot advise for me to get the cossie doin 400

thnks zee