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trying to learn
what are the differences in sport catted downpipes? I keep seeing things like 300 cel or 500 cells. I have no idea what any of that means. I live in CA so emissions standards suck. I drive an m235 2015 manual. looking for a nice sport catted downpipe for my setup. currently running an m2 muffler and dual tips
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Justin - Showcase Auto (Owner)
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