HKS SSQV problem....
 

hi

i have been using HKS SSQV on my imprezas, when it was on my RA, it was really loud, but i have now brought one and installed today to my WRX and i can hardly hear it, only above 5000RMP and not loud at all

on the RA i had i havent got a de-cat downpipe fitted, but my WRX now havea magnex de cat downpipe,

is it why its not making noise, or is the dump vale faulty.....

please advise

thanks

try turning the screw at the back at adjust becareful though