DEF addative
I'm thinking about getting a Sprinter RV and have ? about this additive called DEF or DIF. What's the general cost per gal.? How much dose it hold? How often do you have to fill it up? Plus any ot...
Forum Discussion
noplace2 wrote:
OK, I'm a dunce. I'll ask it one last time. What does this stuff accomplish? Anyone?
You can find that info at the link I posted earlier......you can goggle it for pages and pages of info......it is an emissions control fluid for diesel fuel.
Just like gasoline engines have catalytic converters, diesel engines have to have selective catalytic reduction systems for NOx control.
Basically urea (ammonia solution) is injected into exhaust...reacts with NOx (breaks it down into Nitrogen and water)
