I personally wouldn't bother, they tend to give another point of failure, the main reason for them is so they can run cats, I'm assuming you're not, so why bother. They are also VERY expensive, not your ordinary lambda probe.
To remove them from the equation, you just unplug them from the loom and obtain the correct 'Tune' resistor that sits inline in the engine loom near the ECU, I forget which you need a but a quick google should find you what you need