Diesel exhaust fluid (DEF) is nothing new. GM’s Duramax-powered Chevrolet Silverado and GMC Sierra 2500HD and 3500HD pickups have had used the stuff since 2011. So has Ford’s F-Series Super Duty.
What do you get when you add one part exhaust, one part air intake, and one part programmer to a brand-new Chevy truck? You get better mileage, more power, and a truck that will walk away from your ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results