Gasoline direct injection, or GDI, is one of the most crucial bits of technology in the modern internal combustion engine. In engines equipped with GDI, highly pressurized gasoline is sprayed directly ...

The other day I dropped my car off at a European specialist shop, and while I was there, a technician was working in the engine bay of a Mk7 Golf R, cleaning out carbon deposits off the intake valves.

Automakers have long touted the benefits of fuel injection, claiming increased efficiency and power. But as more cars have the system installed (around 73% in 2023), more and more consumers are ...

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 ...

Back in the 1980s, it was common for your average family sedans to produce less than 150 horsepower from internal combustion engines that weren’t all that small. I still can’t believe we drove ...

Fuel injector cleaner serves an important function in vehicle maintenance. Most vehicles sold today have fuel injectors. Those injectors work by delivering precise amounts of gasoline or diesel fuel ...