They said that to the mob where I got the exhaust done. But I suppose that they welded in a O2 sensor bung on a 3.5/3.9 set of headers.
Here are mine:
Click on the images to zoom in.
Sweet ... so you essentially threw away the cat and welded on the original O2 bung? Wouldn't the 3.5/3.9 header also have an O2 bung? Why wouldn't it fit?
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