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  1. Toddwilks

    Toddwilks Active Member

    Joined:
    Aug 20, 2014
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    Location:
    Whitehouse Station, NJ
    Vehicle:
    2014 Prius
    Model:
    IV
    Can someone tell me if the oem plugs get greased or not? I know the NGKs don’t but wasn’t sure on new oem denso’s.


    iPhone ?
     
  2. dolj

    dolj Senior Member

    Joined:
    May 14, 2012
    7,448
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    Location:
    Wellington, New Zealand
    Vehicle:
    2007 Prius
    Model:
    N/A
    Denso don't recommend it either.