DW  DEF A

Repairing A DEF-Contaminated Fuel System

How to Repair A DEF-Contaminated Fuel System In the September 2014 issue of Diesel World we talked about diesel exhaust fluid (DEF), which is used […]
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2014 Audi Q5: A Hyper-Mileage Luxury Diesel SUV

Earlier this year, we had the chance to test a 2014 Audi Q5 on the open road as well as through a few twisty canyons […]
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Heavy Hauler: 2015 Ram HD Dually Test Drive

When you really need to tow a heavy load, the Ram 3500 DRW (dual rear wheel) truck can’t be beat. In fact, it’s top-in-class among […]