The MAMMOTH 1000 is FAST on pavement – but how does the 1,012-horsepower pickup truck perform off-road? Join carwow’s Mat Watson again in various trail scenarios as he puts the MAMMOTH up against a modified HUMMER H2.

For details on what is included in the MAMMOTH 1000 upgrade, visit www.hennesseyperformance.com/vehicles or send us an email at sales@hennesseyperformance.com.