The carbon-fiber enhancements cost $11,950 ... 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 ...

Is it possible to improve upon the Hellcat-engined TRX by making it less ... contrast stitching, and carbon-fiber accents.

Ram isn’t naive to its competition—it ... bottomed leather steering wheel that can be optioned with suede or carbon fiber accents to match the plethora of red and black buttons and switches.

The Ram 1500’s base powertrain is a 305 ... in horsepower compared with the regular 702-hp TRX, notable extras include carbon-fiber interior trim, unique interior stitching, a badge on the ...