If you catch the Micro bug.Watch out. There are all sorts of hopups out there. Try to walk before you run. There are alot of "eye candy" parts out there that will break your wallet and will only slow the car down. Read your instructions. Take your time and have fun and try these websites out for more info:
Here is a racing pan version of the Micro RS4. Not making any speed claims but it can keep up with a 1/10Touring Car on a tight track. With the right hop ups you can make this car hookup and surprise a lot of folks.