I was planning on the Ludicrous upgrade but, according to this article, the P90DL doesn't do much to differentiate itself from the P85D. Thoughts?
http://www.greencarreports.com/news...-tesla-model-s-cars-p90d-vs-p85d-vs-p85-video
http://www.greencarreports.com/news...-tesla-model-s-cars-p90d-vs-p85d-vs-p85-video