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 ...

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 ...

If you find yourself lost in the fuel additives aisle or just sticking to the same old thing, you are not alone. To make the right choice and get the most for your money, you need to understand how ...

Rislone Fuel Injector Cleaner with Upper Cylinder Lubricant (UCL) from Bar's Products combines a unique blend of additives to clean and lubricate the entire fuel system and protect the engine. It is ...

Fuel system issues can be expensive, so it makes sense to invest in a petrol injector cleaner next time you fill your car up.

Q: When using fuel system cleaner, why is it recommended that the gas tank be almost empty and to run the tank almost empty before the next fill-up? — D.N., Tinley Park, Illinois A: I always recommend ...

Sidd started as a freelance writer for TopSpeed back in 2017 and took up a full-time position a year later. 2,100+ articles later, he got into the editorial side of things and is now the sitewide ...

If your diesel car, truck, or even farm equipment isn’t running right anymore or is sitting parked for a long time or in long temperatures, then diesel fuel additives might be exactly what you need to ...

Before we get into this discussion about the best diesel fuel additives, it's important to understand exactly what diesel additives are. During the refining process, diesel fuel receives a rating ...