Muehlner Motorsport made its Grand-Am debut at the 2011 Rolex 24 At Daytona.

The Muehlner Motorsport Team around Renate-Carola and Bernhard Muehlner has garnered experience at race circuits in Abu Dhabi, Austria, Azerbaijan, Bahrain, Belgium, China, the Czech Republic, Dubai, England, France, Germany, Italy, Japan, Monaco, the Netherlands, Portugal, Russia, Slovakia, Spain and the USA.

So far the team won 106 races and achieved 246 podium finishes. Eight Championships have been won outright, together with three runner-up placing. About 250 drivers from more than 30 countries have played a part in the team's success.

The US subsidiary Muehlner Motorsports America, LLC runs a large workshop in DeLand Florida only 15 miles away from the Daytona International Speedway.

2013 the team will again compete with two cars in the Rolex 24 at Daytona and with at least one Porsche in the entire Grand-Am season.