I probably have the ghetoiest of all but it works is popo aproved (even with an official police trading car and sticker aproval)
I am running a "custom" TB (missing an aftermarket O2 housing, I haven't install it yet)
3inch Megan DP, high flow cat (soon to be swap with a test pipe and cat shield on), Greddy 3inch CB pipe to a stock axle back, is quiet as hell but, Hey... Im tired to get pull over after work for no damn reason.