Just did a search and found the Horst probes. I'm surprised that they don't cause a problem sticking so far into the tank. Seems like tp might get hung up there.
2010 Jayco Quest G2(SOLD)
2014 Jayco Eagle 33.5RETS
2007 Ram 2500 5.9L Cummins(SOLD)
2015 Ram 2500 6.7L Cummins 4WD