The magazine shows owners what's on the market to improve their trucks' engine, transmission, and driveline. Diesel Power also shows prospective new truck buyers the newest light trucks with diesel engines and catalogs their performance. Diesel engine technology, motorhome engine upgrades, "diesel drags", "dyno days", and towing are all part of the package as well.
- Publisher: TEN: The Enthusiast Network
- ISSN: 1934-4988