After seeing the XRAY XB8-EC buggy at our local track, I can say that it performs very well. You will immediately notice the quality of the parts and I like how they machined them. I'm sure the truggy would not fall short of being an awesome truck.
We have no clue right now, since it isn't out. We expect great results, after the buggies' track record, but we still don't know. All I know is that the Mugen is a winning car, and so is the 8ight-T