Def filter

Discussion in 'Freightliner Forum' started by Pittstruck, Dec 14, 2020.

  1. Pittstruck

    Pittstruck Light Load Member

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    Hello. I have a 2013 cascadia and was wondering if anyone knows what size socket I’ll need to change the def filter? Thanks.
     
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  3. SWM_TECH

    SWM_TECH Light Load Member

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    Apr 15, 2018
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    Is that a 12 point filter hosing? I know on the newer air less DEF systems that have a six sided filter cap and a 46 mm is works well.
     
    Last edited: Dec 14, 2020
    Reason for edit: clarity
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  4. D.Tibbitt

    D.Tibbitt Road Train Member

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    Mine is 1 1/16 12 point socket or angled box wrench will get it.
     
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  5. Pittstruck

    Pittstruck Light Load Member

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    Thank you. It’s a 6 sided housing nut.
     
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