Filter Filters 4" x 6" Remove All Filters Price Under $50 (1) $50-$100 (5) Condition New (6) Brand Kicker (4) Harmony Audio (2) Harmony Audio HA-C46 Car Stereo Carbon Series 4x6" Replacement 150W Speakers... $58.99 Kicker 46CSC464 4x6" Coaxial Range Stereo Speakers and HA-SDSK Sound Damping... $69.99 Kicker 47KSC4604 Car Audio 4x6" Coaxial 300W Peak Full Range Speakers KSC4604... $99.99 Kicker 43DSC4604 4"x6" DS Series 25W RMS 4 Ohm Coaxial Car Audio Speakers... $59.99 Kicker 46CSC464 Car Audio 4x6" Coaxial Full Range Stereo Speakers Pair CSC46... $69.99 Harmony Audio HA-R46 Car Stereo Rhythm Series 4x6" Replacement 120W Speakers... $40.99