danceswithmoney Monday, 12/06/10 07:29:11 PM Re: pdgood post# 406 Post # of 491 You haven't explained anything and your science doesn't make sense. Quote:...the don't have o2 sensor problems ta deal with. Sounds like those other 'many systems' have problems. Stick with HLNT's sytems imo... You say 'many systems' losely. Define 'many systems'. ...and answer my other questions.