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  1. D

    05 duramax

    thanks guys i just dont wont to mess eneything up
  2. D

    05 duramax

    so i should be able to cut it off without eney problems
  3. D

    05 duramax

    im not shure if this is the right place to post this?? i have a 05 2500 duramax can i cut the cat off and straight pipe it or does the cat have sensors on it