You need good tires. Some cars come from the factory with excellent tires, most however could use some help. If you are just getting started, and your tires are in good condition, you can always go with what you have. However, most all-season tires are not designed to endure track driving, so a good set of performance street tires is a best for the track. If you have a need, we recommend shopping our friends at TireRack.com.