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This 1,035-horsepower muscle car is now the world's fastest Demon

The Dodge Demon doesn't strike us as a muscle car much in need of a performance makeover. After all, this 840-horsepower MoPar machine's voracious quest for straight-line speed means it trims weight by jettisoning everything from a front passenger seat and rear seat, to its stereo and all carpeting in the trunk. The folks at Hennessey apparently think that's not nearly extreme enough. So, the Texas-based tuning outfit has turned the Demon into a 1,035-horsepower beast that runs a quarter-mile in

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Twin-turbo Lincoln SUV goes from 0-60 mph in 4.8 seconds

Texas tuner John Hennessey wants to steer the 2018 Lincoln Navigator into some serious performance SUV territory, presently dominated by the Mercedes-Benz G-Class and Range Rover SVR. Upping the power of Lincoln's range-topping sport-utility, from 450 horsepower to an even 600 hp, is enough to hustle the Navigator from 0-60 mph in 4.8 seconds and run the quarter mile in 12.9 seconds at 107 mph.

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Tweaks to the 8.0-liter twin-turbo V8 coming, with 301 mph as the goal

Tweaks to the 8.0-liter twin-turbo V8 are still being contemplated

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Yep, that's four more miles per hour than a Corvette ZR1. Mission accomplished.

For speed that makes your head spin, better call the Exorcist.

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Watch Hennessey make a fir fly

It's perfect for last-minute shoppers.

Official

When you need a truck, but more — a lot more

It has just over 600 horsepower.

Official

It's full of carbon fiber and leather.

Hennessey Performance reveals the Venom F5's interior. It has loads of carbon fiber and leather, as well as a fancy steering wheel.

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It's full of carbon fiber and leather.

It has a fancy steering wheel, too.

SEMA

It's a completely original car with impressive benchmarks.

We're looking forward to hearing more about the engine.

SEMA

For $1.6 million, a chance to be fastest.

For $1.6 million, a chance to be fastest.

SEMA

And that's not even the 600-horsepower upgrade.

And that's not even the 600-horsepower upgrade.

SEMA

"Sophisticated aggression on wheels."

"Sophisticated aggression on wheels."

Official

Demons can't drop their tops.

When you want Demon performance with a droptop.

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High speed in the hands of Hennessey.

Testing is to see how Hennessey can upgrade from stock.

Official

The Exorcist doesn't come cheap, though

Watch it destroy some tires at the dragstrip.

Official

When a standard Ford F-150 Raptor just isn't enough.

We're still waiting on the Velociraptor 6x6.

Official

The Venom GT 'Final Edition' has already sold for $1.2 million.

There's still time to buy Steven Tyler's Venom GT, though.

Auctions

What's better than a 2016 Ford Mustang? This one packs a 2.9-liter supercharger and crank things up to 804 hp, and it's on eBay.