Acura TSX Forum banner

exhaust hiss flex pipe

  1. 1st Gen - Engine, ...
    So, like many others I am an owner of a Topspeed header. We all know that flex pipe causes these headers to hiss, and I had mine replaced by a local exhaust shop. 80% of the hiss seemed to disappear but some quiet, deep, whistling hiss was left. So I went to that shop to have my old heatshield...
Top