Fuel injectors can get gummed up with dirt and fuel residue over time. Photo credit: David Traver Adolphus / Autoguide.com. Over time and miles, your car might start to slow down. It might not ...

It's tempting to swap a carburetor for more modern electronic fuel injection. But while such a move can improve your car, it ...

Port fuel injection and direct injection are similar but distinct systems, so why do some engine designs include both?

You've seen it at the dragstrip, at car shows, and on rare occasion, at the local cruise spot. Retro stacks and mechanical fuel injection are hot, but magazines are duty bound to say, "You can't drive ...

Luxury auto manufacturers are constantly looking to push the envelope of power and efficiency, and Audi has stood out from the pack with the TFSI system installed on its turbocharged engines. Audi ...