Splinter (2007) (R)

synopsis

On the streets of Los Angeles, two gangsters, Dreamer and Dusty, unite over the mysterious murder of their brother. Out for revenge, they cross paths with Detective Gramm, a rookie cop partnered with a corrupt veteran. Amidst a rising body count, an ineffective Captain, and the threat of an all-out gang war, these four characters find themselves locked into a ruthless endgame that leaves no one safe.