NASCAR Insider rips Corey LaJoie after his remarks on the lower series, sparking backlash from fans and drivers. A strong response adds to the growing tension.

Coming in at number one on our list is an unsuspecting hero of the Diesel World. It's the outgoing Nissan Titan XD. It's powered by a 5.0-liter Cummins turbo-diesel V-8 that outputs 310 horsepower and ...