Sound coming from your engine bay is typically very normal, as it means the engine is working and providing power to help move your vehicle. Most drivers have an idea of what their vehicle should ...

Diesel engines use compression to ignite the fuel, which needs to have an even burn, and cetane boosters have an important role to play in this process.

Cummins engines have earned a bit of a cult following over the decades — and for good reason. In the U.S., they're the iron workhorses found in everything from pickup trucks to massive semis, and they ...