This can't be a serious question.
I agree with above response, but of course any self use car wash, a few sets of hands and 10 bucks or so should do nicely.
No, you may not drive your horse trailer through Lulu's car wash. I'm not aware of any drive-through car wash that will accommodate a horse trailer. Note: Hurricane season starts in September. You could try Arthur, Bertha, Cristobal or Dolly. :)
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