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  1. Mk6 Engine, Exhaust and Induction
    As standard, the Mk6 Fiesta ST's exhaust system is like this; Engine > gasket > Manifold branch > flexi > gasket > cat all the way to back box is 1 piece. There is a kink right after the standard cat too, which impacts on the gas flow. Further down you will see that sports cats and decats are...
  2. Mk6 Engine, Exhaust and Induction
    Well finally got the milltek flexi on and well what can I say other than i cant tell any difference than before it went on! Do i have problems or am i just missing something? Just expected to at least be able to tell the difference.
  3. Mk6 Engine, Exhaust and Induction
    Hi guys, Looking at doing my first mod to my much loved ST but have a couple of questions before I order anything. I'm thinking of going for the K&N 57i induction and a milltek flexi. The car had a powertec induction kit fitted at one point by a previous owner which I have lying around. I've...
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