Let’s talk about fuel additives. You’ve probably seen them lined up on store shelves, promising […] ...

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 ...

We may receive a commission on purchases made from links. Dirty fuel injectors can cause many problems, from minor annoyances like a rough idle or lower gas mileage, to more immediate and pressing ...

Shutterstock // Setta Sornnoi Over time and miles, your car might start to slow down. It might not accelerate as quick ...

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 ...

Pulling out all the stops in trying to squeeze every last cent out of your fuel dollar these days? I am right there with you. From checking the tire pressure daily to washing the car more often to ...

Royal Purple Max-Clean is a fuel system treatment that cleans injectors, restores fuel economy and reduces both engine buildup and tailpipe emissions, targeting both the intake system and combustion ...

Valvoline Inc., a supplier of premium branded lubricants and automotive services, has launched Valvoline All Engine Clean Intake Cleaner and Valvoline All Engine Clean Fuel Rail Cleaner. These ...

As most vehicle owners know, keeping a car, truck or SUV clean is no easy task. Most might even contend that there is not only a right and wrong way to go about cleaning your vehicle, but a specific ...

This will be very long, and if you're not interested in troubleshooting an engine (and probably even if you are) it will be very boring... My wife's car - a '97 Subaru Legacy with 169,000 miles on it ...