Originally Posted by
az3579
The stock cooling system actually does a great job with cooling. I'm not sure how Water Wetter does with winter temperatures, but I'm not sure I'd want to do a cooling system flush twice a year just to prepare for winter and summer. The stock setup is just fine.
agreed, i used to run water wetter in previous cars that would run really hot (VW VR6's, honda B-series motors), and got good results there. but our cooling system does a great job, when i did the cooling system refresh i saw no need to use it.
Originally Posted by
Vas
You do get the best results using it as a 50/50 mixture ( distilled water and Water Wetter ) but it can be added as mixture to a system with antifreeze. Not only does it drop the temps but it provides protection against rust when using it with straight water.
that's cool, i didn't know that!
peter
2004 330i ZHP
2005 330iT ZHP
2010 328iT M Sport