What is Diesel Exhaust Fluid?

2
What is Diesel Exhaust Fluid?
Share this Article
Diesel engines are something of a mystery to many drivers, especially in North America where gasoline is the king of motoring fuels. Of course compression-ignition has a host of benefits compared to spark plug-equipped powerplants, not the least of which is dramatically better efficiency. Continue Reading...

Real-World CAFE Performance Exceeds NHTSA Targets

2
Real-World CAFE Performance Exceeds NHTSA Targets
Share this Article
Corporate Average Fuel Economy, CAFE for short, is a series of regulations designed to improve the efficiency of vehicles sold in the United States. Automakers will be required to average 54.5 miles per gallon by the year 2025. Continue Reading...

Five-Point Inspection: 2015 Audi A8 L TDI quattro Tiptronic

Five-Point Inspection: 2015 Audi A8 L TDI quattro Tiptronic
Share this Article
The A8 is Audi’s flagship model, sitting at the top of its core lineup. Serving a diversity of luxury customers, the car is offered in two different wheelbases with a variety of engine options. There’s a supercharged V6, two flavors of twin-turbocharged V8 and even an exotic W12. Continue Reading...

Audi Clean Diesel Q7 TDI V6 Coming To North America

2
Audi Clean Diesel Q7 TDI V6 Coming To North America
Share this Article
For 2010 the Audi Q7 lineup of SUVs will receive several updates, as well as the addition of a new engine option. Going on sale later this year, the 2010 Q7 will be available with two gasoline engines, as well as a clean diesel 3.0-liter TDI V6 powerplant. The move to bring clean diesel technology… Continue Reading...