The KC-390 images I've seen all show a probe - I'd love to watch them prodding against a wing hose....
Maybe those fine Wimborne chaps should persuade the Brazilians that "Sir really should consider our 'sexy' 80-x kit - t'would suit you Sir, ooh, really it would, Sir!"
Can't believe I've just included 'Brazilian' and 'sexy' in the same post...
A bit early in the day for that sort of thing!