Tested: 2026 Ford Mustang Dark Horse SCFordThe Ford Mustang Dark Horse SC is almost painfully loud. I instinctively covered my ears as somebody banged off the 7500-rpm limiter performing a burnout before lining up to run yet another sub-11-second pass down Sonoma Raceway's drag strip. Engineers tell me that they decided it needed to be even louder than the already-ear-shattering previous-generation Shelby GT500.The exhaust is a perfect metaphor for almost every facet of the Dark Horse SC. In every area Ford thought the Shelby could have been made better the new car has been tweaked and tightened and made more aggressive. No, it's not the top dog anymore, thanks to the radical Mustang GTD. But the Dark Horse SC is another step forward in the world of Mustangs doing things that would have seemed impossible just 15 years ago.FordIt may not seem like much in the world of nearly 800-hp cars, but the extra 35 horsepower the 795-hp Dark Horse SC has compared to the Shelby GT500 was something I noticed right away during my own runs down the drag strip. Ford is still using the rev-happy Predator 5.2-liter supercharged V-8, but it has been supplemented with an oxygen system to keep it emissions friendly and a smaller pulley to pick up the extra ponies. This is the exact same supercharger used on the GTD. On the strip the shift from first to second from the rocket-quick seven-speed dual-clutch transmission lit up the rear tires in a somewhat-frightening but traction-controlled manner, the car trapping at 130 mph. If the rear tires hook up just right using the system's launch control, 0 to 60 mph can likely be done in about three seconds, although Ford doesn't quote an official time. This thing is damn quick.Like the Shelby before it, the most impressive part of the Dark Horse SC is how it handles a road course. Ford let me loose on the challenging Sonoma Raceway in the top-spec Track Pack car, which is the version you'll want considering all the upgrades it's rocking. One of the biggest (and lightest) enhancements for the SC is the carbon-ceramic brake package from the GTD. According to Ford engineers, the two cars were developed alongside each other, which explains why parts like the new duckbill spoiler are pulled from the mightier Stang to the Dark Horse. The brakes combine with the also-required new carbon-fiber wheels fitted to the Track Pack car to save 120 pounds of unsprung mass. To say this reduction is impactful to how the car drives and behaves on the track and the road would be an understatement.FordThe Dark Horse's MagneRide suspension benefits most of all from the drop in weight. Ford upgraded from damper supplier BWI's third-generation to fourth-generation damper system, unlocking far greater tuning and calibration possibilities. That results in an even more controlled demeanor at speed on the track, but also improved ride quality and forgiveness over bumpy surfaces. It'll crash over Sonoma's violent curbs without complaint and then supply a smoother, less jittery ride on the way home from the track.Finding the limit of adhesion for the glue-like Michelin Pilot Sport Cup 2 R tires requires bravery. The Dark Horse SC unequivocally has the best steering of any S650-generation Mustang. It turns in with a far lighter front-end sensation than the enormous hood would suggest. There's a touch of vagueness as you get the front tires loaded up, but when I leaned harder on the car it really dug its teeth in and told me how much grip there is through the chassis. Once that relationship was established, it became deeply satisfying to prod the limits that were exceedingly neutral for a 4110-pound, front-engine performance car.Zac PalmerVariable traction control is another element pulled from the GTD that proved its worth on the track. It takes a fair amount of time to build trust the rear end will stay planted coming off corners while deploying 795 hp. Being able to toggle between five different levels of intervention let me build that trust gradually to the point where I was comfortable with very little electronic intervention. Big credit goes to Ford's Predator engine and how tractable it makes this much horsepower feel, because while the intimidation factor is there when you're barreling down a straight, accelerating out of corners was perfectly friendly.Zac PalmerRoad driving in the Dark Horse SC requires a delicate foot on the accelerator pedal through the tight and winding roads in Napa wine country. You'd need a road like Angeles Crest to really unleash the transparent power this Mustang has on the street. Nevertheless, what the road route did reveal is how much more composed this new suspension setup feels when the going gets a little rough. All the stiff nervousness in the GT500 melts away in a mighty satisfying way. That's not to say this Mustang isn't still washboard stiff from a structural standpoint: It is. But now you don't need as smooth a back road to have an excellent time behind the wheel.Zac PalmerThe non-Track Pack car changes a whole lot from an equipment standpoint, though the experience on the road isn't so dramatically different. Unsprung weight balloons thanks to aluminum-alloy cast wheels and traditional brakes. Ford even fits Pirelli P Zero R rubber with sound-deadening foam in the tire for added refinement. The MagneRide dampers enjoy a more street-focused tune, and the massive rear wing is swapped for a lower, more rear-visibility-friendly platform. Most luxurious of all, Ford provides plush-adjacent powered sport seats with heat and lumbar adjustability. The Recaro buckets that come with the Track Pack effectively keep you in place around a track like Sonoma, but they likely would get a little uncomfortable over a multi-hour drive.Beyond the minor changes all over the car from a driving perspective, the Dark Horse SC has a big lead on the Shelby GT500 when it comes to interior tech. It, of course, adopts the latest and greatest infotainment system and digital cluster from the rest of the Mustang lineup, which is vastly more advanced and responsive than what the previous-generation Mustang was rocking. Wireless Apple CarPlay/Android Auto worked flawlessly, and the ease by which I could activate certain track apps like Line Lock has been vastly improved. Yes, it's missing out on a few hard buttons I'd like for easy climate control adjustments, though the permanently displayed on-screen controls do work well.Zac PalmerThe world is your oyster when it comes to customization in the context of previous Shelby Mustangs too. Ford has all sorts of color accent packages, with my personal favorite being the Teal Accent package found on the photo car here. Combine this with any number of the Skittles-like exterior colors, and you can have a seriously zany-looking track monster. It's just as easy to go the other direction and have a totally sleeper spec. Much of this is due to the changeup in branding. Without the famous Shelby snake or large Shelby badging elsewhere on the car, the Dark Horse SC could be mistaken for a regular Mustang to the uninitiated.What's least appealing about the Dark Horse SC is simply the price. If you already have a Shelby GT500, you can think of this car as a thoughtfully poked, prodded, and further modernized version of it. And it now starts at $108,085, or $28,000 more than the GT500 when it went out of production. Then if that wasn't brutal enough, the Track Pack–equipped car you probably want starts at $144,585. The enormous price increase is thanks to the addition of the carbon-ceramic brakes that are, understandably, much more expensive but contribute heavily to the car's newfound abilities.FordToughest of all is comparing the SC to cars like the Corvette Z06 that start in the $120,000 range. Ford is surely banking on die-hard Mustang fans and folks who want that traditional front-engine, rear-drive experience. And when it comes to the Mustang, the Dark Horse SC is undoubtedly the "attainable" king of the hill, considering the GTD is being produced in such low numbers for an over-$300,000 price. The SC's refinements ultimately take what was already a superb car and make it that little bit better everywhere you look. It's one of the meanest-sounding, grab-it-by-the-reins performance machines you can buy today. Ford just makes you pay for that.Video By FordIf You Can Only Own One Car, Make It One of TheseThese Are the Most Popular Cars by State