Car Enthusiasts Featured Bugatti W16 Mistral La Perle Rare: Heritage Meets Beauty The Bugatti W16 Mistral is the final curtain call for the legendary W16 engine. Only 99 were built, and all have been sold. Among those 99, 'La Perle Rare' is a one-of-a-kind commission that stands alone. A hypercar shaped by "elemental beauty." The