same here im 2871r there is a bit but got an electronic boost controller so you can adjust it to spool a little quicker mine now opens at about 3100-3300 something like that
 
alot different to the old k03s. As said b4 its like learning to drive a different car,lots of fun tho.I got my brown wings the other day doin 130 while racing an 07 plate sti .