We've assembled this Effuel Review to guide you and tell you all about the inner workings of this incredible invention. However, due to the global economic climate, the income level hasn't risen much either resulting in a dire need for savings. And, while everyone has been affected, the middle class has arguably suffered the most. Necessity is the mother of invention though, and as a result, people have come up with some incredible methods to save money where possible. One of these ways is using a fuel-saving device like Effuel. This is where Effuel Eco-OBD2 comes in with its bespoke fuel-saving tech that is guaranteed to put a full stop to your car's excess fuel consumption.