The ornamental design for a vehiclefloatation apparatus, as shown and described.
FIG. 1 is a front perspective view in a deployed configuration of the vehicle floatation apparatus;
FIG. 2 is a front view in a deployed configuration thereof;
FIG. 3 is a back view in a deployed configuration thereof;
FIG. 4 is a right side view in a deployed configuration thereof;
FIG. 5 is a left side view in a deployed configuration thereof;
FIG. 6 is a top view in a deployed configuration thereof;
FIG. 7 is a bottom view in a deployed configuration; and,
FIG. 8 is a front perspective view in a stowed configuration thereof.
Portions of the vehicle floatation apparatus shown in broken lines are of possible environment for illustrative purposes only, and forms no part of the claimed design.