I got that six-deuce with curtains, so you can't see me
And I didn't even have to put tints on it
Six-Deuce in numeral is 62. In this line referring to a Maybach 62 automobile. The Maybach is one of the most expensive vehicles in the world and the 62 version is the top of the line.
One of its features is, curtains for the rear passengers. So no need to tint the windows as you can just close the curtains.
A Maybach 62:
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