Beneath the hood of Audi’s Cross Cabriolet Quattro concept revealed at the Los Angeles Auto Show in November nestled a highly significant development in the international race to produce ever cleaner and efficient but more responsive diesel engines. It was Volkswagen’s new, high-pressure common-rail 3.0-L TDI with integrated cylinder pressure control and Ad Blue exhaust after treatment chnology. Due in production this year, the engine not only produces 176 kW (236 hp) and 500 N.m (369 Ib.ft), but is also claimed to be the cleanest diesel in the world, with exhaust emissions projected at EU6 levels.
Click here to read more.. »