Rennsport Performance - Race Inspired Road Cars







Hang On!  Let's Watch GMG's GT3 Cup Cars In Action!

It's true that "racing improves the breed" and it's easy to understand why Rennsport Performance chose GMG as its tuning partner.  GMG's rich racing history and experience go into each and every World Challenge vehicle built for Rennsport Performance.  Our World Challenge  Porsche road cars are complete, precision tuned performance packages, unsurpassed in acceleration, braking and handling.  World Challenge road cars simply put, have no substitute. 


We invite you to contact us today and experience our Personal Concierge Service to begin the process of selecting, building and exporting your dream Porsche!