Guest timalbert Posted October 16, 2006 Share Posted October 16, 2006 just priced up a decat pipe today and i was told that the bore on my existing cat-back system is 3inch.he said this was too big ideally,but it sounds good.what would it be like if i decatted the first cat? cheers Link to comment Share on other sites More sharing options...
Jake Posted October 16, 2006 Share Posted October 16, 2006 What would "it" be like? What do you mean by "it"? Which type of Supra do you have? Link to comment Share on other sites More sharing options...
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