The ornamental design for LED light bar for vehicles, as shown and described.
FIG. 1 is a perspective view of LED light bar for vehicles showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is an enlarged left side elevation view thereof;
FIG. 5 is an enlarged right side elevation view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
The break lines showing in the middle portion of the LED light bar for vehicles indicates that the appearance of any portion of the article between the break lines forms no part of the claimed design.