We know what you're thinking; the title is a typo. But no, it's not. This truck really is an '01 model, originally equipped with a 24-valve Cummins before owner Chris Werner swapped it for a 12-valve ...

Cummins has been at the forefront of the diesel engine market for more than 100 years. At this point, an argument could be made that there are few manufacturers whose products are as well respected ...