The National Environment Agency has just announced that petrol vehicles with port fuel injection will not be exempted from particulate matter tests.
In the WLTC, water injection makes it possible to save up to 4 percent of fuel; in real driving conditions, fuel consumption can be reduced by up to 13 percent.
Porsche will be presenting the new Panamera to the public for the first time at Auto Shanghai 2009 in China from 20 - 28 April.
Scheduled for launch in 2009, the system improves fuel economy of gasoline vehicles by around 10%
After the road-going Porsche Cayenne and 911, now the sports prototype RS Spyder profits from direct fuel injection technology (DFI).
4 new 911 models for Porsche with all-new flat-six engines.