[dicklague]

Originally Posted by Mark Henry

I wouldn't run it up the tail pipe, O2 sensors are not that cheap.

Weld in a bung or make a temporary extension like this one:
http://image.corvettefever.com/f/corvette-parts/fast-ez-clamp-on-tailpipe-wide-band-sensor-mount-kit/17868366/fast-ez-clamp-on-tailpipe-wide-band-sensor-mount-kit.jpg

I tried that kind of extension. Did not work for me. Maybe OK at idle, but not at speed.