If you are doing a retrofit, why waste your time on anything other than the Mini D2S 4.0? They are the best projector out there now from the Morimoto line up. The link you provided above is just for bulb, and ballast, not for projectors.
This is what you need, or a step down to the Mini H1 7.0
https://www.theretrofitsource.com/co...s-stage-3.html