If you have a late-model diesel pusher, or may be purchasing one soon, you know or will know what DEF (Diesel Exhaust Fluid) is. Not only will you be familiar with it, but you will be buying it at a regular frequency. DEF is a solution that is about 32.5% urea and 67.5% deionized water.
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Why do we use cetane boosting fuel additive (http://goo.gl/v30HmO) in our diesel pickup truck? Last year our diesel truck “SEEMORE” suffered a catastrophic engine failure. Specifically, the EGR cooler failed. We ended up needing to replace both the EGR cooler and the oil cooler with new units. It was quite an ordeal, and not easy
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