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Old 03-13-2017, 04:14 PM   #9
2000986s
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Join Date: May 2016
Location: Wheaton Il
Posts: 148
I love this, can't wait to do the same soon. Might be a silly question but it's relevant because you brought it up. How many miles should I be at before replacing my first set of cats? I'm at 72k right now and trying to decide if I should get a new pair before doing the Fister mod.

Thanks!!
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