Anyone who has ever driven through a desert will know just how gunked up your car can get. Apparently Tatooine has some sort of insect life too, so you'll probably also end up with bugs in your radiator grille.
Transcript
Shmi: Hey guys. Sorry I'm late, car trouble. What'd I miss?
Qui-Gon: Wow! Hi!
Shmi: Wow?
Qui-Gon: We thought all the dice rolling scared you away.
{the pods scream across the desert in a tight group}
[SFX]: VRREEOOOWW!!
Shmi: Oh... well, yeah, but you guys are still more fun than "Godot". This story's really going somewhere.
R2-D2: Yeah, currently lap three.
GM: Anakin's trailing in fourth place.
Shmi: I had an idea on the way here...
Anakin: {played by Shmi's player} Driving in a desert, sand is going to mess up the engines. By the third lap everyone will be running really badly. So if I just...
{the pods enter a slot canyon}
Anakin: ... hit the safety ramp...
{Anakin steers right of the track to race up the safety ramp, hurtling up at a steep angle into the clear air above the dust-choked canyon}
[SFX]: VYOOOOOOOooooooo...
Anakin: ... clear the intakes...
{the pod levels out and begins a steep dive, gathering an insane amount of speed}
Anakin: ... and open the throttle...
{the pod dives back into the slot canyon}
[SFX]: vaHOOOOOM!!
{Anakin's pod flattens out of the dive and resumes racing, now ahead of Sebulba's pod}
Qui-Gon: Awesome!
Shmi: By the way, can anyone give me a lift home tonight?