have someone sit with you while driving and press down on different interior panels to see if that gets it to go away. clean out your car and make sure nothing is loose in the glovebox. does the noise happen with just sitting there and revving? coasting? or just when the engine is under load?
a good indy shop should have a device like this they can use to isolate the noise:
https://www.amazon.com/STEELMAN-0660...000IHIAES?th=1