Was thinking, vids of cars racing or ralying around at a distance has an echo or reverb to the sound of them (not only the engine sound come to think of it), increasing the feeling of sound depth. Would be nice to have, rallying around in a forest or on a race track and hearing the cars at a distance with that reverb/echo increasing/decreasing depending on how far away they are. Bad example (0:36 in this clip):
