Why pre-mixed?  Water is cheap, even if you buy the grocery store distilled.

So far as any additive you might put in supposedly keeping the coolant good
forever, I'm skeptical.  chemical reactions do happen over time.  Coolant
is cheaper than any engine.

On Sun, Apr 2, 2017 at 4:26 PM, Thomas Casal <thomas.casal@gmail.com> wrote:

> How do you volks feel about vr12 coolant additive?  It replenishes the
> additives in the antifreeze and maintaines the pH of the coolant if you use
> it every 6 months according to the manufacturer.  Supposedly you never have
> to change your coolant again.  I haven't had the balls to try it on my 2.3l
> gowesty motor so I change the coolant every 2 years.  Peace tom
>
> On Apr 2, 2017 2:44 AM, "Michael Magnani" <mfmagnani@sbcglobal.net> wrote:
>
> > I'm wondering what Vanagon owners think about the name-brand pre-mixed
> > 50/50 antifreeze sold at the local auto parts stores.
> > I've been using it in my TDI VW's without any problems for many years.
> > Thanks,
> > Mike M
> >
> > Sent from my iPad
>