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catalytic converter
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  1. MK3 Focus
    Hi People, To start, I have only ever owned Japanese cars, so this is the first time I have worked on anything domestic. After I was given a ride by my sister, her focus seemed to be very broken. This was a gift for her 18th 3 years ago, and I have no idea when problems started to show. I have...
  2. ZETEC Performance (2000-2004)
    I'm replacing my catalytic converter and having trouble figuring out which is the correct gasket between the exhaust manifold and the catalytic converter (cat inlet). I keep finding two types of gaskets. A round one like this...
  3. DURATEC Performance (2003-2007)
    I have the 2.3L Duratech PZEV motor, and my catalytic converter is going bad.. Instead of just putting in a new cat, I want to take advantage of this opportunity and throw headers on with a high-flow cat. I know the basics of what all that means, but I don't know where to begin looking. I need...
  4. ZETEC Performance (2000-2004)
    I am confused. I have a 2003 Ford Focus ZX3. I know for a fact that it's a Zetec, because of the VIN number, however it's a 2.3L. Is this possible? I only seem to be able to find things regarding to a 2.0L Zetec. I know I have the PZEV motor, too, which I hate!! I want to rip off the PZEV intake...
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