Here is a short video of Marcos Silva, one of the owners of ALPHA RC in Brazil doing a little practice for the GT Nats in his country.
Car is OFNA DM1, tires are Alpha RC Soft all around, engine is Novarossi Rally .28 and body is new Alpha R3. Track is very low grip as was under heavy rain until couple hours before the video, enjoy :
http://youtu.be/thP4BvXyHxs
Independently of the brand of tires, cars, bodies, etc ... lets put more videos of GT !!
cya !