Filter Filters 280 Series Under $50 Remove All Filters Condition New (2) Brand Harmony Audio (2) Make Mercedes (2) Fits Mercedes 280 Series 1973-1983 Rear Deck Replacement Harmony HA-R5 Speakers $39.95 Fits Mercedes 280 Series 1973-1983 Front Dash Replacement Harmony HA-R4 Speakers $32.95