2009 model PORSCHE GT3RSR carries 4L engine which were on their factory racer last year. They have improved the drivability of engine which maximum power decreased a bit by coping with smaller air restrictor. Other improvements are increased downforce by looking over aerodynamics again and more widely adjustable rear wing. Apart from winning championship in American Le Mans series, Porsches gave away all the GT2 class title to Ferrari 430 GTC, so they will keep innovating new GT3RSR through the season to get back to their success. Please ask us freely if you’re interested with this model.