How to Clean Intake Valves On Audi Engines with CRC GDI IVD® Intake Valve Cleaner

Audi Engines deliver increased power, performance and gas mileage. Most are GDI or gas direct injection engines, they're great engines but then need a bit more periodic maintenance. If you drive one of these vehicles, this is important. Because of their design, these engines need treatment with CRC GDI IVD Intake Valve & Turbo Cleaner every 10,000 miles. Here's why. In traditional port fuel injection or PFI engines, the gasoline washes over valves, cleaning them in the process. In GDI engines, gasoline is injected directly into the cylinder so it never comes in contact with the intake va