The One-Off Porsche Flachbau RS Is Zuffenhausen's Latest Sonderwunsch Creation

When the Flachbau and Flachbau RS trademark filings popped up on the EUIPO database last year, the Porsche community went into collective overdrive, wondering if the German automaker was plotting a limited-run series of slant-nosed 911s. Thing is, the Zuffenhausen-based company was developing a completely unique car. Based on a like-new 911 GT2 RS with the Weissach package, this fellow is a…