back box

Hi everyone, Currently my jzx is straight piped and I'm looking to get a back box for it, no other silencing, just the back box. Looking for 3" inlet to a 4" tip. Any suggestions? I'm looking for an apexi one if any are about? Is it worth just getting a universal one from online and using...

Just removed this from the exhaust system. It's possible one of the nicest sounding back box's i've heard in a long time. Very subtle and pleasant on cruising but has a great growl when on song!! It's come from a CA18DET system, so the hangers are for an s13 chassis. But will obviously fit any...