The XD benefits from all the improvements bestowed on the regular Titan, including an infinitely more refined interior and smoother on-road manners, plus a beefier frame and turbodiesel power. The Cummins-supplied 5-liter V8 puts out 310 horsepower and 555 pound-feet of torque, enough to permit the XD to tow up to 12,300 pounds or carry... Read more »
