If an EGR valve is removed - although illegal, the car will not run unless properly tuned. Sources: Delphi , TheCostGuys , CatalyticConverterSolutions , FuelTechExperts ...

Injector cleaners – Fuel injectors clear carbon deposits in the injectors to improve fuel spray, which helps improve fuel economy and performance, as well as reducing blockage. If your car suffers ...

Need help deciding between an Audi A1 and a Ford Focus? Compare them side-by-side to make an informed decision.

Need help deciding between an Audi A1 and a Mercedes-Benz A-Class? Compare them side-by-side to make an informed decision.