Putting diesel in a petrol car is a little rarer than vice versa, but it can still happen. Here’s what happens when you do ...

Using diesel fuel can have serious consequences on a gasoline engine.

Spelab diesel performance products help improve airflow efficiency, exhaust dynamics, and system durability under demanding ...

Two truck owners react to DOJ's recent shift away from criminal pursuit of delete shops and emissions tampering. Both emphasize why they "deleted" to begin with: Performance, fuel efficiency, "insane" ...

Volkswagen's patent doesn't pass the smell check, but it will still need outside interference. It's called "Method and system for detecting the composition of a fuel" and it involves a sensor in the ...