inline filter at trans mission on 2008 Ford F-350 Super Duty

My 2008 F-350 has a inline filter,I tihnk it is anyways.Its under the transmission area and is leaking a little.Could someone tell me what that is and where I can get a new one? Thank you Jeff,

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1 answer
Early build Fords had a remote filter on the transmission [part # 7B155], later builds omitted it. We buy the filter from a Ford dealer, I have not seen them available elsewhere.