Last winter I used Power Service. It was the best buy. This winter Howe's is a better buy so I'm using it. If you keep the proper amount of additive in your tanks and keep your tanks pretty full all the time you should be ok unless it's WAY below zero for a long time. Good luck.
Leo Bricker, 73's K5LDB, OOIDA Life Member 677319
Owner, Panther trucks 5508, 5509, 5641
Highway Watch Participant, Truckerbuddy
EO Forum Moderator
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Support the entire Constitution, not just the parts you like.