Alpine

From Rap Dictionary

noun

Alpine

Make of car stereo from a Japan-based company ([1]). From the name of the manufacturers of the top in-car speaker systems. "Sit back and let the Alpine blast" -- Jazzy Jeff & The Fresh Prince (Summertime [1991]). "Then I let the alpine play/ I was pumpin' new shit by NWA" -- Eazy-E and NWA (Boyz-N-The Hood [1987])