http://PreferredChryslerDodgeJeep.com 888-279-4277 The Dodge Nitro Heat comes with a 3.7-liter V6 engine that produces 210 horsepower and 237 pound-feet of torque. A four-speed automatic transmission is standard. Rear-wheel drive and four-wheel drive are available, with the latter being a part-time system with high- and low-range gearing. EPA estimates are 16 mpg city/22 mpg highway and 18 mpg combined with rear-wheel drive and 16/20/17 with four-wheel drive.