If you're looking to boost gas mileage, the Hot Shots Secret Everyday Diesel Treatment says it'll be doing just that. It says it increases the cetane level up to seven points, and that will, in turn, ...

Hot Shot’s Secret Stiction Eliminator features a new formulation that removes close to 100% stiction from any gas or diesel engine. Effectively cleans and lubricates the entire oil system ...

Even tried-and-true diesel motors need proper care and feeding to keep clattering along, and proper diesel fuel additives will help with just that. If you want your Volkswagen TDI or Duramax to ...