$200.
press P to pause gameplay to enter the codes easier:
Code Effect
bouncy : Extra Springy Vehicles and Track Boundaries
sticky : Incrased Traction for All Cars
slippery : Loss of Traction
turbo : Double your Normal Car Speed
war : Unlimited Bottle Rockets for Everyone
ghost : No Collisions
hitme : Aggressive Computer Drivers
moon : Reduced Gravity
heavy : Increased Gravity