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RAM’s 1500 RHO is already impressive, powered by a twin-turbocharged 3.0-liter Hurricane engine delivering 540 horsepower. But in the world of performance trucks, “good enough” has never been part of Hennessey’s vocabulary. The Texas-based tuning powerhouse has taken the RHO platform and given it a dramatic overhaul, creating the Hennessey Mammoth 700—a machine engineered to deliver even more brute strength, off-road capability, and street presence.

Through a combination of mechanical and software upgrades, the Mammoth 700 takes the RHO’s already strong foundation and pushes output to over 700 horsepower. For enthusiasts who crave both raw performance and rugged durability, this transformation represents one of the most exciting options currently available in the

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