Under each wooden slat, a resonator made out of calabashes is fastened, tightly sealed with beeswax, and tempered with the oil of the nkuso fruit, giving the timbila their rich nasal sound and characteristic vibrations.

UNESCO: Culture

One hugely affective cue is auditory: Thanks to resonator tubes pumping intake and exhaust sounds into the cabin, the BRZ snarls and burrs and howls like a garage-built retro rod, even when it's accelerating away from a light like an ice-cream truck (0-60 mph in about 6 seconds).

WSJ: 2013 Subaru BRZ Review: It's Thinker Than You Fast It Is | Rumble Seat by Dan Neil