had e30 sport.. with Scorpion DTM back box...twin pipe... sounds low key but when its in 2nd at high rev....fuuck me..... its got an amazing whine/drone..n not over the top....
but now got e30 cabby..seen below... n need to upgrade the back box only... i want it be be deep...not loud.... bubbley not roaring....please help...
i want the same style as twin pipe but straight not angeled..any suggestions? which brand? what size? how many silencers?
cheers fellas...







