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Old 08-04-2013, 11:32 AM
t walgamuth's Avatar
t walgamuth t walgamuth is offline
dieselarchitect
 
Join Date: Apr 2005
Location: Lafayette Indiana
Posts: 36,639
I usually use nothing. If I remember it in the winter I will add some diesel conditioner now and again. If I suspect bacteria I treat with biocide.
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[SIGPIC] Diesel loving autocrossing grandpa Architect. 08 Dodge 3/4 ton with Cummins & six speed; I have had about 35 benzes. I have a 39 Studebaker Coupe Express pickup in which I have had installed a 617 turbo and a five speed manual.[SIGPIC]

..I also have a 427 Cobra replica with an aluminum chassis.
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