Proposing teams must achieve at least a 35 % fuel economy improvement for gasoline - fueled vehicles and at least 50 % fuel economy improvement for diesel - fueled vehicles while
meeting future emissions standards.
The six - liter TDI uses significantly less fuel than any competing gasoline engine in the high - performance SUV sector; thanks to efficient combustion and the complex exhaust emission control system, the Audi Q7 V12 TDI quattro already complies
with future emissions standards.
«How cars could meet
future emissions standards: Focus on cold starts.»
«The main goal of our project was to find out how effective regulations of gasoline vehicle emissions have been at reducing the formation of smog,» says Greg Drozd, Ph.D. «It was also a very forward - thinking study in anticipation of how cars that meet
future emissions standards will lead to reductions in air pollution.»
But General Motors engineers and executives have said the bulk of the engineering work on the engine is completed, leaving only compliance with
future emissions standards and final validation to bring the engine to market.
However, urea injection may be necessary in order to meet
future emissions standards — especially for bigger cars.
Audi has not offered a V8 with the Mk2 R8 because of what Ingolstadt officials describe as a combination of the high costs of updating it to meet
future emissions standards and concerns in markets such as China, where road tax is linked to engine capacity.