A car (usually import, more recently domestic) which has no performance modifications to it except a high flow exhaust system that
when the driver steps on the gas, makes a sound like you're farting into
"Pbbbbbbbbbbbbbbbbbbbbbbbwbwbwbwbwbwbwbwbwbwbbb", said the Honda Civic
"Look at all these high school kids driving
around in their fartbuckets."