The ornamental design for a pylon for a vehiclespoiler, as shown and described.
FIG. 1 is a front left perspective view of a pylon for a vehicle spoiler according to the present invention.
FIG. 2 is a rear right perspective view thereof.
FIG. 3 is a front view thereof.
FIG. 4 is a rear view thereof.
FIG. 5 is a left side view thereof.
FIG. 6 is a right side view thereof.
FIG. 7 is a top view thereof.
FIG. 8 is a bottom view thereof; and,
FIG. 9 is an environmental front left perspective view of the pylon for a vehicle spoiler shown in FIGS. 1-8, the opposite being a mirror image thereof. The vehicle, spoiler, and opposing pylon are shown superimposed and encased in broken lines illustrates the environment of the claimed design and forms no part thereof.