KB, the chin spoilers don't fit exactly like they do on the 99+
You can mount the top edge flush with the bottom of the bumper. This makes the spoiler not quite reach the wheel wells.
If you mount it so the chin spoilers ends are flush with the wheel wells, the front of the chin is tucked under the front bumper a little bit.
945l's is mounted so the wheel wells and ends of the spoiler are flush