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duals

  1. Durango Performance 1998-03
    Okay guys and gals, I bout my brother in laws 98 durango 5.2, I was wondering would true dual no cats x pipe with flowmaster mufflers work and not mess up my baby??? I know some vehicle you can bypass the o2 sensors and delete the cats but I don't know if my durango has to have a cat,and before...
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