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dave23572 · 08-10-14, 11:21 AM

I can also tell you that the exit of the Janspeed exhaust manifold is 2.25".

Presumably therefore, there would be no performance advantage going bigger than this from the manifold back?

08-10-14, 11:21 AM	#6
dave23572 Member Join Date: Jul 2007 Posts: 128	I can also tell you that the exit of the Janspeed exhaust manifold is 2.25". Presumably therefore, there would be no performance advantage going bigger than this from the manifold back?