Is there any need for an after market brake controller in my 08 F-350?

I am still waiting to take delivery of my SB 391 SURV in Indiana and towing it back home to So. MD, hopefully not during a blizzard.

I'm a first time 5er so I am open to any and all comments.

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Dan & Mary Kay, Ste Marys County MD, SunnyTraveler 9607
08 F-350, SD ,PSD, 4X4 DRW ,C/C LB,Tow Boss 4.30,
5 Speed Auto, Valley Tow 20K Slider
05 Ultra Glide, 03 Dyna Low Rider
Sunnybrook Titan 391SURV