Subject	Downpipe and pre-cat question...?
Posted by	Terayonneo on March 26, 2011 at 4:18 PM
	This message has been viewed 263 times.
Message	Hey guys, What would happen if I replaced my pre-cats with Megan racing 2.5" downpipes, BUT KEPT the stock cats...? Anyone know if its a bad thing to only upgrade to downpipes and not testpipes? Thanks. 1989' Nissan Fairlady Z Twin Turbo
Follow Ups	Downpipe and pre-cat question...? - Terayonneo 16:18:07 03/26/11 It's fine. In fact, this is really the only legal option. - rojoloco (San Diego) 16:23:08 03/26/11 do both - KongZTT GT28RS MD 16:23:53 03/26/11 Assuming this is an option for him, I agree. - rojoloco (San Diego) 16:29:03 03/26/11 o ok ya good, I just wanted make sure that the increased... - Terayonneo 16:38:16 03/26/11 N/A's never had pre-cats & their cats are safe. Flow is fine - rojoloco (San Diego) 16:53:14 03/26/11 you could feel a big difference in - ak420 20:42:45 03/26/11 Beware of the generic or megan brand - Gennosuke 21:47:32 03/26/11
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