Originally Posted by
mxs
I know and hence my comments, that if you use any sort of pipe, be it Yosh or MRD, with any sort of silencer, you are not getting most of your system, so the money is really not well spent. Are you saying you got to 45HP with quiet insert? I understand the header is a big difference, but you cannot cork it at the end ... at least that's what Dave and Eddie have said many times. In another words, no free lunch, you want extra power (+10HP) the system has to be noisy, unfortunately.