Sonic booms and vapor cones

A new jet engine with afterburner

Engines with different sounds like a setting for the engine sound type i4 v6 v8 v10 v12 i4 diesel

rocket engine for things like the x15

Mods for iOS

More rim options or the ability to change the deepnes of the rims the tire profile and side wall also tire letters

Different jet engine types like ramjets pulsejets etc

Actual lights that effect the lighting of your surroundings

Underwater camera view and just under water capability in general

MULTIPLAYER PLEASE

tire smoke and engine smoke

Improved tank cannon sound and flash

Some sort of logic system

Please fix the AI

More race tracks