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high flow cats

  1. 4.6L Tech
    I recently bought a 1997 mustang gt and when I took it to midas for an oil change, they told me that the catalytic converters had been hit on a speed bump most likely and were bent and touching the frame from the the previous owner. Would I still pass Washington State emissions if I replaced...
  2. V6 Talk
    i have flow master 40s on my stang. whats the benefit of adding high flow cats. and which ones are the best. post a sound clip of yours if u have flow masters
  3. 2011 - 2014 Mustang GT Tech
    I'm finally getting around to doing this... I was hoping someone could let me know what tools I should have prepared for this work. Socket sizes, extensions required, etc... Also, if there are any little tricks I may need to know to help in the process. This is the first project I'm...
  4. 2011 - 2014 Mustang GT Tech
    I currently have the Magnaflow Competition Cat-back 15590, and have ordered the Magnaflow Tru-X Pipe (Cat Delete) 16400. How hard is it to remove the current H-pipe and cats and install the new setup? I would have to assume that this is something that I'll have to do myself, unless there's a...
  5. 2005-2010 Mustang Talk
    im thinking about buying high flow cats, but say the engine light comes on from the o2 sensors. can the shop or autozone etc. plug in their computer and clear the code so the light goes off???
  6. 2005-2010 Mustang Talk
    I have an o/r Pypes H pipe and i love the sound but i lost some back pressure with no cats. I want a good set off high flows but i dont know what kind i should i get and another question is would i be able to get them installed in the current midpipe i have now?
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