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TRD 4-1 Header Outlet Diameter
Posted: Tue Apr 26, 2016 2:22 pm
by matthew2yang
Anyone know the outlet diameter of a 4-1 TRD Header?
Re: TRD 4-1 Header Outlet Diameter
Posted: Thu Apr 28, 2016 12:07 am
by P3nnyw1se
I don't know if the OBX is a direct clone. If it is I can try to measure mine out for ya. But I think I ended up using a 2.25 flange on it...iirc.
Re: TRD 4-1 Header Outlet Diameter
Posted: Sun May 01, 2016 7:21 am
by Deuce Cam
It's 2" OD where it meets the cat.