B2K was an American boy band.
B2K or b2k may also refer to:
- DLR B2K stock, type of train
- "Years before year 2000 CE", a dating system, see Before Present
- 2nd Infantry Battalion (Albania)
See also
edit- Lola B2K/00, Lola B2K/10, Lola B2K/40 of Lola Cars