done a lot of customer cars like this and (without cat) you will see useable spool from around 2K (or just under!!) and full boost before 3K on most of our set-ups........
like a very fast Turbo Diesel
__________________
ASPerformance 0191-4103770
PELTOR, PFC BRAKES, PAGID MOTUL, FERODO, SPEEDLINE, TRS, MINTEX, PIAA, HELLA, TEIN, WHITELINE, SUPER-PRO, MILLERS OILS
online shop!!