Guest van_damme_supra Posted March 10, 2010 Share Posted March 10, 2010 what should i do? i have now a 3" cat back n1 evo and a smaller (i think 2.5") second decat. a want a 2.5 " 1st decat should i leave the second decat or take a 3"? or even all 3"? 1st, 2nd and catback? :s it's a n/a btw grtz tobias Quote Link to comment Share on other sites More sharing options...
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