Fuel injectors that are working properly respond instantly to the demands of your engine. Unfortunately, even the best fuels contain impurities that can gum up the injector nozzles, reducing ...

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 ...

Filling up a car with gas is second nature for most drivers. But what is not as well known is how dirty a car's fuel system can get over time. If you use low-quality gas without extra fuel additives ...

Fuel injector cleaning can restore lost power, improve fuel economy, and help prevent costly repairs — and there are accessible methods to do it at home. Options include in-tank additives for light ...

While carbon buildup happens on essentially all engines, gasoline, diesel, N/A, or boosted, it's an increased concern in GDI engines. Standard Electronic Fuel Injection features injectors higher in ...

Diesel injector issues can cause rough idling, power loss, and costly engine damage if ignored. Learning to test and diagnose them yourself can save time and money. From simple listening checks to ...

I gotta 99 Jetta VR6 and the performance is starting to drag. I have replaced the plugs and wires. I also swapped the thermostat at the same time which I know does not really equal performance but I ...