Any three or four cylinder car with naturally aspirated engine. Must have stock body and interior. NO turbo, superchargers or power adders. NO all wheel drive vehicles. NO race cars or trucks allowed. NO Nitrous allowed.

Foreign & domestic cars with stock body, three, four, or five cylinders that have factory turbo and superchargers along with six cylinders with naturally aspirated engines. Drag radials are allowed. All wheel drive allowed. Unmodified rotary engines allowed. NO modified drive train or suspension modifications. NO Nitrous allowed.

Foreign and domestic cars with stock body, 8 cylinders, naturally aspirated. All control arms, shocks and springs must be in stock location. NO cutting of inner or rear fender wells (only outside can be rolled). NO engine modification allowed. NO factory turbo or superchargers allowed. NO slicks. Drag radials allowed. NO Nitrous allowed.

Cars with factory authorized upgrades from the likes of Hennesey, Lingenfelter, Roush, Shelby, etc...Foreign and domestic cars with stock body. All control arms, shocks and springs must be in stock location. NO cutting of inner or rear fender wells (only outside can be rolled). NO engine modification allowed. Factory turbo and superchargers allowed. Drag Radials allowed. No slicks. NO Nitrous allowed.

Any car with stock appearing body. Suspension modification allowed. Any engine modifications and rotary engines allowed. Maximum 31 x 10.5w (slicks); 31 x 12.5 (drag radial) size tires. NO wheelie bars allowed. Includes any electric car

All diesel powered or modified gas powered trucks, and all wheel drive SUVs. Any size All Terrain tire allowed, Drag radials and slicks limited to same size as Outlaw.