Performance Diesel Exhaust Systems

Diesel vs. Unleaded: The Truth About Fuel Economy
Ahh, you remember it, don't you? Sitting in the back of your family's station wagon as a kid, your father pulls up to the gas pump and a station attendant'an occupation about as extinct as the dinosaurs'came running out with a rag in his hand, leaned into the driver's window and said? "Diesel or unleaded?"

Diesel Cars Today
In the earlier years, diesel were only used on tractors out in the fields Then it was used in lorries for the torque it produced