Enter to win the limited-edition 2024 RAM TRX Mammoth 1000 – a 1,012-horsepower, off-road beast with exclusive upgrades.

The Hennessey Mammoth TRX is based on the potent Ram 1500 TRX with cranked-up performance. The beastly Mammoth 1000 TRX makes 1,012 horsepower (755 kilowatts) and 969 pound-feet (1,314 Newton ...

Hennessey Performance's HPE1000 package for the 2016 Chevy Camaro SS adds a supercharged and strokes the engine to 6.8 liters to make 1,000 hp. If the 455-horsepower 2016 Chevrolet Camaro SS isn't ...

Hennessey's Mammoth 1000 Last Stand is more powerful than a Bugatti Veyron and faster than a Ferrari Enzo. Is it your new ...

Hennessey is building just 24 of these 1,000-horsepower sedans for the 2016 model year. However, for those that want to keep the supercharger under the hood, the company is also offering upgrades ...