Molloy Member 216 Member For: 17y 3m 12d Gender: Male Location: Taree Posted 21/07/08 08:28 AM Share Posted 21/07/08 08:28 AM Hey lads Im upgrading my cat and unsure of what size 2 fit? The exhaust is still stock, can the 2.5 and 3inch cats fit on the stock exhuast or can they be made 2 fit? also what is a good brand to look for?cheers guys Link to comment https://www.fordxr6turbo.com/forum/topic/47825-what-size-cat/ Share on other sites More sharing options...
senna_T Forged Member Lifetime Members 15,818 Member For: 18y 3m 24d Gender: Male Location: SW Sydney Posted 21/07/08 10:23 AM Share Posted 21/07/08 10:23 AM do a bit of research in the exhaust sub-forum, but the body of the cat should be no smaller than 4" Link to comment https://www.fordxr6turbo.com/forum/topic/47825-what-size-cat/#findComment-708682 Share on other sites More sharing options...
mic Donating Members 1,725 Member For: 17y 4m 13d Gender: Male Posted 21/07/08 10:41 AM Share Posted 21/07/08 10:41 AM senna_T said: do a bit of research in the exhaust sub-forum, but the body of the cat should be no smaller than 4"just gut the std one mate works good Link to comment https://www.fordxr6turbo.com/forum/topic/47825-what-size-cat/#findComment-708693 Share on other sites More sharing options...
hanra Into the laaaake Member 1,532 Member For: 17y 11m 17d Gender: Male Location: Nrth Qld Posted 21/07/08 10:43 AM Share Posted 21/07/08 10:43 AM Ive got a 3.5in X-Force cat fitted up to my stock system, though it does use a X-Force Stainless Y-pipe from the cat to the rear part of the exhaust. Link to comment https://www.fordxr6turbo.com/forum/topic/47825-what-size-cat/#findComment-708695 Share on other sites More sharing options...
Molloy Member 216 Member For: 17y 3m 12d Gender: Male Location: Taree Posted 21/07/08 11:12 AM Author Share Posted 21/07/08 11:12 AM Yeah theres a few xforce 3inch cats on ebay I was looking at, Link to comment https://www.fordxr6turbo.com/forum/topic/47825-what-size-cat/#findComment-708711 Share on other sites More sharing options...
Coley Member 110 Member For: 17y 29d Gender: Male Location: Ipswich Posted 21/07/08 11:40 AM Share Posted 21/07/08 11:40 AM I'm getting a 3.5" high flow cat this week. Just wondering if changing the cat will change the note of the exhaust at all? Link to comment https://www.fordxr6turbo.com/forum/topic/47825-what-size-cat/#findComment-708734 Share on other sites More sharing options...
hanra Into the laaaake Member 1,532 Member For: 17y 11m 17d Gender: Male Location: Nrth Qld Posted 21/07/08 12:09 PM Share Posted 21/07/08 12:09 PM Mine did ever so slightly. Nothing to get excited about. Link to comment https://www.fordxr6turbo.com/forum/topic/47825-what-size-cat/#findComment-708757 Share on other sites More sharing options...
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