Fartcan
An exhaust found on a typically shitty car owned by chavs, such as a Corsa B or a 2004 A3. They make a horrendous sound and make the driver look like a complete idiot.fartcan
Any muffler with a wider exhaust port that allows for a louder sound. Typically found on cars owned by drivers who can't afford a real street-racing car but want to act like they have one.
fartcan
Oversize "performance" exhaust found on underpowered import "rice" cars. Generally reduces performance and makes the car sound like it's farting, or like a lawnmower.
fartcan
A large bore, straight through muffler generally found on four cylinder cars. Usually meant as an insult towards modified import cars, usually said by mullet-wagon (Mustang, Camaro, etc.) owners.