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ZeroZeta · 02-25-2016, 04:49 PM

I am assuming that diameter also plays a factor - Example The tomei single exhaust produce decent gains and that is a y pipe - 3 inch diameter if I remember.

02-25-2016, 04:49 PM	#12 (permalink)
ZeroZeta Track Member Join Date: Aug 2013 Location: Austin TX Posts: 543 Drives: 2013 Z Rep Power: 13	I am assuming that diameter also plays a factor - Example The tomei single exhaust produce decent gains and that is a y pipe - 3 inch diameter if I remember.