I am the catalyst for the moment I keep it intact even if I agree with what it says munro, in fact, many place it with the so-called "Downpipe" that the other does not ? that exhaust ****** all of us? allows you to reduce the pressures that the temperatures that are a burden on the group exhaust manifold/turbocharger, resulting in more performaces and less stress on the turbocharger and on the exhaust manifold.
For the dpf I have replaced with a straight tube so I kept the integrity of the dpf that I can rimomtare the day that I need andre to do the testing
then it might happen that by emptying these containers , they may serve as a resonance chamber with a roar, not always pleasant,![]()