Left And Right Rear Bass Speaker -R15- / -R17-, Removing And Installing: Removing
-- Turn off the ignition and all electrical equipment and remove the ignition key.
-- Remove the rear door trim panel. Refer to REAR DOOR TRIM PANEL, REMOVING AND INSTALLING .
-- Release and disconnect the connector -2- from the Left Rear Bass Speaker -R15- -1-.
Courtesy of AUDI OF AMERICA, LLC-- Remove the bolts -3-.
-- Remove the Left Rear Bass Speaker -R15- -1-.