Over time and miles, your car might start to slow down. It might not accelerate as quickly as it once did; the engine may not run as smoothly as you remember, or the fuel economy may dip—but ...

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 ...

Hello Paul, I have been advised to clean my fuel injectors because my car feels less responsive. What do fuel injectors do, and how does dirt or clogging affect engine performance and fuel economy?

The days of electronic fuel injection referred to as Black Magic are over. It has taken hot rodders long enough to figure out carburetion, and with the advent of EFI, the fear of "something new" ...

Having fuel injectors on all mass-produced vehicles is one of the biggest automotive breakthroughs of the past few decades. If you've ever gone through having to start an engine with a poorly tuned ...