I know mad youngers and they grab pumpers,
For stripes in the hood, yeah Adidas sponsors.

from S.A.S (Mega & Mayhem) – Super Mario Bros Lyrics on Rap Genius

Meaning

He knows a lot of young boys with firearms.

The have so many stripes (Known to have done certain things)

They deserve a sponsorship from Adidas.
Adidas' Logo is the 3 stripes.

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