Although it won't be coming to North America, Peugeot's latest diesel development has significant implications, especially for automakers exploring the potential of high-performance compression-ignition engines in an era of rising fuel prices.
In France, Peugeot has just released the 607 HDi 170 sedan. A midrange luxury car, this 607 is powered by a four-cylinder diesel, but its performance is exceptional, considering the engine is only a 2.2-liter unit.
The direct-injection, common-rail diesel engine has been fitted with sequential twin parallel turbochargers
