TRD 4-1 Header Outlet Diameter

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matthew2yang
Club4AG Regular
Posts: 28
Joined: Fri Jul 11, 2014 1:03 am

TRD 4-1 Header Outlet Diameter

Postby matthew2yang » Tue Apr 26, 2016 2:22 pm

Anyone know the outlet diameter of a 4-1 TRD Header?
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P3nnyw1se
Club4AG Enthusiast
Posts: 110
Joined: Wed Aug 07, 2013 11:03 pm

Re: TRD 4-1 Header Outlet Diameter

Postby P3nnyw1se » Thu Apr 28, 2016 12:07 am

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.
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Deuce Cam
Posts: 1346
Joined: Sun Jan 13, 2013 2:41 pm
Location: AZ

Re: TRD 4-1 Header Outlet Diameter

Postby Deuce Cam » Sun May 01, 2016 7:21 am

It's 2" OD where it meets the cat.
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