My car sounds IDENTICAL to a srt-4,I have a straight 2.5 inch downpipe,and full 3 inch exhuast,no beffle/cats/nothing...Just pipe...Sounds good,But to loud at times.
Keep in mind,I drove owned a Srt-4,with a 3inch o2 housing/down pipe,and ran it open at all times...
Small turbo = that sound.