Here’s what happens when you combine the bold stylings of the 2023 RAM TRX Havoc Edition with Hennessey’s glorious MAMMOTH 1000 performance upgrade. Following its 1000 HP upgrade, this Baja Yellow beast hit the Pennzoil Proving Ground for a final shakedown. With less than 1,500 HAVOC Edition TRX trucks available globally, the HAVOC MAMMOTH will be one of the smallest production runs we’ve ever offered.