Bugatti Isn't Done With The W16 Just Yet. Say Hello To The Brouillard

3 months, 3 weeks ago - 13. August 2025, carbuzz
Bugatti Brouillard
Bugatti Brouillard
Although we all thought Bugatti was done building W16 engines, the automaker dusted off its unique, quad-turbocharged engine layout one more time to launch its new Programme Solitaire, a coachbuilding arm of the company that will build one-of-one products for its well-heeled clients.

The first Programme Solitaire product will be the Brouillard, a closed-roof coupe that resembles the W16 Mistral from the front and the Bolide from the back, with transparent roof panels from the Chiron and an interior that's the very definition of "horse sense."

Inspired By Another Kind Of Horsepower
The Brouillard takes its name from one of company founder Ettore Bugatti's other passions. In addition to his enthusiasm for racing and coachbuilding, Bugatti was also an equestrian, and his favorite horse was a thoroughbred called Brouillard. The first Solitaire product, commissioned by an avid collector of vintage and modern Bugattis, is intended to pay homage to the horse, "following a core ethos ... that the Brouillard was imbued with dignity." As a result, the car is rather smoothly styled, with fewer sharp creases than the Mistral or any other Chiron-based Bug, all in the pursuit of making the Brouillard look organic, graceful, and powerful – just like the tendons and muscles of a horse.

2025 Bugatti Brouillard by Solitaire Exterior 9Bugatti
Painted a radiant, mossy matte green, the newest Bugatti features a number of design elements that set it apart from its W16-powered siblings. The center rib, usually taking the form of a crease on the hood, roof, and rear decklid, is actually rendered in bright-finished metal trim, giving the car a decidedly vintage flair that's rather uncommon on modern supercars. Unlike other Bugattis, the Brouillard has a fixed ducktail rear wing, underscoring its position as a piece of design, rather than an aggressive performance machine.

2025 Bugatti Brouillard by Solitaire Exterior 10Bugatti
Programme Solitaire also gave the Brouillard a unique colorway that contrasts its lovely green sheetmetal with deliberately sculpted gloss black elements on the lower third of the body, tying it in with the car's shadow to make it look longer and leaner, with larger wheels. Speaking of, those rollers feature five spokes shaped like the brand's signature horse-collar grille, weaving the equestrian thread into the exterior design even more.

Mixed Cabin Materials, One Cohesive Theme
The Bugatti Brouillard's cabin is perhaps the most surprising aspect of the whole vehicle. Light olive green is the order of the day, dominating the car's leather upholstery that goes tone-on-tone with tinted carbon fiber trim to match. Even more surprising, Programme Solitaire sourced custom-woven tartan fabric from Paris, which appears on the door panels, seat inserts, and steering wheel – this might be the first time we've seen a modern Bugatti with textile upholstery.

And in a move that's equal parts "regal" and "Roy Rogers," the Brouillard features embroidered horse motifs throughout the cabin. Ettore's favorite equine also makes a surprise appearance in the billet aluminum gear shifter; a glass insert features a hand-sculpted inset of the car's namesake. Yet despite the borderline-juvenile silliness of it all, the Bugatti Brouillard carries it off well, looking more like a piece of art rather than a horse girl's study hall doodles.

Bred From Very Powerful Existing Stock
Programme Solitaire will build a maximum of two vehicles per year, each one made to its owner's exacting tastes. The division will craft vehicles based on cars that Bugatti has already produced, and although Bugatti didn't say exactly what vehicle underpins the Brouillard, it did confirm that there's a 1,578-horsepower, quad-turbocharged W16 residing behind the passenger cabin. That engine is shared with the Chiron Supersport 300+, Centodieci, and Mistral – we suspect the latter forms the base of the Brouillard given their similar proportions.

The automaker also didn't announce the name of the car's commissioner, but it did say that the person in question was a huge collector of all things Bugatti, including the bronze sculptures by brother Rembrandt and the unusual furniture by brother Carlo. We hope the anonymous collector is thrilled with the Brouillard and takes it out for a ride as often as possible.

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