Adding a little kick to your turbo diesel is a simple process thanks to the Bully Dog Propane Injection Kit. Propane serves as a diesel catalyst at the time of combustion. The result is a cleaner burn thus a more thorough burn resulting in a horsepower and fuel mileage increase of at least 30%. Both are the result of a thorough burn at the time of combustion, this thorough burn also extends the life of the engine and lowers the exhaust gas temperatures by roughly 10%. Additional power, fuel mileage and engine life from one product, a true winner, the Bully Dog Propane Injection Kit.