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 ...

We all know that maintaining a vehicle is one of the most valuable things you can spend on to avoid long stints at the shop. Still, there are common shortcuts that almost all gearheads take to ...

We may receive a commission on purchases made from links. If you spend any amount of time at an auto parts store, you've surely seen the wall of chemicals, additives, unguents, and potions claiming to ...

It has been touted as the automotive holy grail, the ultimate marriage of better performance and greater fuel economy. It's the direct-injection (DI) engine, the latest technology designed to squeeze ...

For those of you who haven’t spent much time around the Power Stroke name, the first 14 years of its production (the 7.3L and 6.0L) utilized a hydraulically activated, electronically controlled, unit ...

We've tested a bunch of pour-in fuel additives in Fact or Fiction over the years. Can you really blame us? With all their promises of horsepower and torque increases, detonation resistance, and ...

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 ...

What makes more power: carbs or computers? As soon as OEMs replaced the beloved carburetor with fuel injection, a line was immediately drawn in the sand, with carbs on one side and injection on the ...