5.8 Headers
Postmaster
Joined: Dec 2003
Posts: 2,833
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From: Honkytonkville
hello and welcome to the forum. I guarantee you'll find more answers in the forum that relates to your trucks year. You may also try posting in the 5.8L forum, and be sure to include more info on your vehicle. Good luck!
Moderator
Joined: Jun 2003
Posts: 3,548
Likes: 71
From: Calhoun GA
NO...you need the O2 sensor for closed loop operation. Installing the O2 near the collector flange (on the header, or close to it) is about the best place. Just have an exhaust shop weld a bung in it and extend the wires, if need be, and you should be set.
