1. A vehicle simulation system which produces sounds replicating sounds of a vehicle being simulated, the system comprising: a seat, wherein a driver sits during operation of the vehicle simulation system; a plurality of input devices corresponding to input devices of the vehicle simulated by the vehicle simulation system; a computer for receiving input signals from the input devices; a control process executed by the computer for selectively converting the input signals into a plurality of signals representing engine sounds; a speaker responsive to the signals for producing engine sounds; and a sound resonant chamber comprising a sound tube attached to the speaker for directing the engine sounds.