07-23-2017, 06:07 PM
i have used a diesel additive on my series 60 for the last 10k miles or so and honestly dont see any real difference in mpg. but darlene does remember the time i spilled it on my shirt and how bad it made the coach stink when i came back in. ha
tom
tom
2002 45'8" Newell Coach 608 Series 60 DDEC4/Allison World 6 Speed HD4000MH