With 700 horsepower, 37-inch tires, and a brutal exhaust note, the Mammoth 700 RHO rewrites what a six-cylinder pickup can be in the muscle truck wars ...

A sizable boost in power and some massive 37-inch tires make this 1500 Series an apex predator. Every product is carefully selected by our editors. If you buy from a link, we may earn a commission.

When the new RAM TRX truck was introduced, people who like horsepower noticed and immediately wanted one. This truck looks like a beast and drives like a monster, and with over 700 horsepower and ...

Hennessey & Fox Factory partner to build limited edition Ram truck New Hennessey MAMMOTH 400 truck offered in choice of iconic Viper Red, Viper White, or GTS Blue, each with heritage Viper Stripes.

The Ram 1500 TRX redefined what we thought was possible from a pickup truck and the crew from Hennessey Performance have just turned things up to a new level with the release of its Mammoth 1200 ...

The Ram 1500 Laramie bids farewell to the HEMI V8 in style. Texas firepower style – and it’s not what you think. Yes, it’s fully automatic, but only the eight-speed transmission and nothing more. So, ...

Stellantis is having a hard time saying goodbye to the HEMI V8 and recently announced the Jeep Wrangler 392 Final Edition wasn’t so final. However, we doubt the Hennessey Mammoth 400 will be getting ...

Hennessey introduces Mammoth 400 Sport Truck as a celebration of the V8-powered Ram 1500. The sports truck features lowered suspension, Viper-inspired paintwork, and an aftermarket exhaust. Limited to ...

Dream Giveaway’s latest truck sweepstakes just might be the wildest ever. Up for grabs is a 1,012-horsepower RAM TRX Mammoth from Hennessey Performance. Based on the Ram 1500 half-ton 4x4, the end ...