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I own a Mac GT Catback dual exhaust and the mac H pipe and the headers are staying stock for now. Do I need o2 sensor extensions if im just eliminating the y pipe and putting the h pipe in its place?
I own a Mac GT Catback dual exhaust and the mac H pipe and the headers are staying stock for now. Do I need o2 sensor extensions if im just eliminating the y pipe and putting the h pipe in its place?
Nope. As long as you just cut between the y-pipe and cats, and you leave the O2 sensors alone and original, you will be fine.
RE: 02 Sensors
