In harsh conditions may have realized thanks to the testimony of the effectiveness of the ecopra fuel saver on a 4WD Nissan terrano. We are in February 2009 kit is in operation since 2008.
Indeed the common Fournols Puy de Dome is located about 1000 meters above sea temperatures are sometimes around minus 20 ° -30 °C during winters.
The kit is still in use today but on a Renault Espace.
The testimony relates to a use of 40 000kms a Nissan terrano 2.7 diesel.
You can turn on sub titles on the video. (This video is in French)
The ECOPRA pantone kit (fuel saver) can be installed on all kind of engine, it can be diesel, fuel or ethanol.
Find below some examples with a Dodge, Toyota, Renault, Nissan 4WD.
Here the setup of the ecopra kit on an old 4,2L Nissan patrol.