Articles tagged tfsiinjectors

Volkswagen and Audi direct-injection petrol engines can be fantastic when they are right. They make good power, respond well to tuning and, in many cases, are very efficient for wh...

Testing GDI Petrol Injectors Modern GDI petrol injectors work in a much harsher environment than traditional port injectors. Instead of spraying fuel into the inlet port, a GDI inj...