Kurtis Taylor, originally from Liverpool, left England on September 5 last year in a black Vauxhall Vivaro with 10kg of the class-A drug in tow.
However, before the 30-year-old could reach his destination, Police Scotland blocked and raided his van on the M74 near Lesmahagow.
They found ten packages inside, each filled with a white powder substance and with a Twitter logo on the outside.
Officers later determined it was cocaine, with the total load having a street value of between £801,840 and £1,002,300 if cut up for sale.
DNA belonging to Taylor and another individual, not yet identified, was found on the packaging.
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