Filter Filters Under $50 4 Ohm Remove All Filters Condition New (7) Brand Harmony Audio (7) Size 4" (2) 3.5" (1) 4" x 6" (1) 5" x 7",6" x 8" (1) 5.25" (1) 6.5" (1) Sensitivity 88dB (3) 89dB (1) 90dB (3) Speaker Type 2-Way (6) Receiver Size Yes (6) Harmony Audio HA-R5 Car Stereo Rhythm Series 5.25" Replacement 225W Speakers... $39.95 Harmony Audio HA-R65 Car Stereo Rhythm Series 6.5" Replacement 300W Speakers... $44.95 (7) Harmony Audio HA-R35 Car Stereo Rhythm Series 3.5" Replacement 90W Speakers $32.95 (1) Harmony Audio HA-R46 Car Stereo Rhythm Series 4x6" Replacement 120W Speakers $34.95 Harmony Audio HA-C4 Car Stereo Carbon Series 4" Replacement 170W Speakers Pair $49.95 Harmony Audio HA-R4 Car Stereo Rhythm Series 4" Replacement 150W Speakers &... $32.95 Harmony Audio HA-R68 Car Stereo Rhythm Series 5x7" 6x8" Replacement 225W... $47.95 (1)