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silencer or cat

  1. Brera 3.2 Centre silencer/cat removal

    Alfa 159, Brera & 946 Spider
    I've been looking at getting better sound from my Brera and one of the options that has come up after having a look underneath is to replace the centre silencer and cats with a straight pipe. This would still leave a cat up nearer the manifold but I'm unsure if removing the twin cats nearer the...