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  1. J

    Should I delay 2nd ARX application until summer?

    I will be completing the 1st application in January. I am thinking of putting GC in while waiting for the weather to warm, since ARX is supposed to work better in hot oil. My car has 93000 now. Any comments?
  2. J

    AutoRx application for not-quite 100000mi vehicles

    My car is in its rinse AutoRX cycle using dino Havoline 5-w30 (1st time use). I used mainly M1 0w-30 and M1 0w-40 from 60000mi to the present 93000mi. Previous history is not known, but oil consumption is negligible. My concerns are: a. The mileage is so close to the 100000mi marker b. Unknown...
  3. J

    Does Havoline 5w30 have any ester in it?

    Thinking of using it as AutoRx rinsing oil, as I have difficulty finding other recommended oils. Thanks.
  4. J

    Best dino oil for Auto-Rx rinsing cycle?

    Is it better to use high detergent oil in the rinsing cycle, or does it matter? I am thinking of using 5W-30 grade oil. Any brand recommendation? Thanks.
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