Subwoofer -R211-, REMOVING AND INSTALLING: Removing

-- Turn off the ignition and all electrical equipment and remove the ignition key.

-- Unclip the luggage compartment floor first at the front and then toward the rear from the vehicle.

-- Release and disconnect the connector -2- from the Subwoofer -R211- -1-.

Courtesy of AUDI OF AMERICA, LLC

-- Remove the nuts -arrows- from the Subwoofer -R211- -1-.

-- Remove the Subwoofer -R211- -1- upward and out of the spare tire well.