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Showme_5vr
Explorer
Jan 05, 2014

Cold Weather Diesel Fuel Additive

Ok it's going to be 10 degrees tomorrow -8 Sunday night and a high of 3 degrees on Monday. I know that the fuel I've been buying is "winterized" but does anyone add anything to their fuel during these temps?

40 Replies

  • I run optilube - the regular xpd or whatever they call it year round. last year during a very cold snap (-10 it was) i believe i experienced gelled fuel. So now when it gets uber-cold like it's supposed to for the next few days i get a quart of their "winter" formula and add that to a full tank of diesel.
  • When I had my Dodge diesel, the only time I used an additive was when I didn't get winter fuel in the tank in time. I had to wait for a relatively warm day, add the anti-gel stuff, and it started no trouble. Of course, I promptly filled it with winter fuel, and there was no further problem.
    That was the ONLY time I ever used any fuel additive in that Dodge 3500
    But, such stuff doesn't cost all that much. Pick one that claims to have anti-gel properties, follow the instructions on the bottle, and get on down the road!
    For a good comparison of the various brands, look up the MSDS for each one. You will probably find that they have pretty much the same stuff; a solvent (90%+), light petroleum oil (5% more or less)

    Here is the MSDS for Power Service Diesel Kleen to get you started:
    http://www.powerservice.com/msds/pdf/dk_msds.pdf

    Here's the one for Optilube XPD:
    http://opti-lube.com/downloads/MSDS/Opti-lubeDFI_XPD_MSDS.pdf
  • brirene wrote:
    Power Service Diesel Kleen; white in winter, silver in summer.


    I used thus stuff in my previous and current diesels and have never had a fuel related issue, must work.
  • Last year, I used Stanadyne with no issues. This year, my small diesel parts store started carrying optilube. No issues in -10 this morning.
  • Power Service diesel treat. Allways works in the coldest weather for after treatment. For lubricity always and anti gel pre treatment, Howes.
    Be liberal with the dosage at first.
  • Pick one

    I use the Opti-lube just in case. But if your area has a good bit of winter the fuel should be blended correctly for your area. If it's a fluke cold spell say in South Texas, I'd be adding something at 8 below.
    You can always keep it running to keep the fuel from waxing up also, although that might get expensive :E
  • Power Service Diesel Kleen; white in winter, silver in summer.