Improve Mileage with a Peugeot 308 Diesel by 8-10%

Dear Mr. Bieder! I was skeptical for a long time if the fuel-saving pin, that I have already acquired in April 2013 at the launch of the product in Neulengbach, really works. Therefore, I decided not until the beginning of March 2014, to install the saving pin at a service center on the fuel supply [...]