This Maserati Quattroporte S' Incredible V6 Exhaust Note Proves That Downsizing Isn't Always A Bad Thing

We drove the 'S' version of Maserati's luxury saloon (review coming soon!), which is powered by a 404bhp turbocharged V6 - as opposed to the V8 found in the range-topping 'GTS' - and were impressed by the noise emitted by its quad tailpipes