Filter Filters Audi RS 4 Remove All Filters Price Under $50 (2) Condition New (2) Brand Harmony Audio (2) Fits Audi RS 4 2005-2008 Front Door Replacement Speaker Harmony HA-R5 Speakers $39.95 Fits Audi RS 4 2005-2008 Rear Door Replacement Speaker Harmony HA-R65 Speakers $44.95