4" Filter Sort × Filters In Stock Availability In Stock Price Under $50 (2) $50-$100 (2) RMS Power 50-100 (2) Peak Power 100-200 (2) Voice Coils 4 Ohm (2) Mounting Depth 0-2.49" (2) Sensitivity 88dB (1) 89dB (1) Speaker Type 2-Way (1) Receiver Size Yes (1) × Sort Options SKU: A-ZSKU: Z-A Price: Low to HighPrice: High to Low Least PopularMost Popular Sort by: SKU Sale Price Popularity Harmony Audio HA-R4 Car Stereo Rhythm Series 4" Replacement 15... $36.95 $49.99 Harmony Audio HA-C4 Car Stereo Carbon Series 4" Replacement 17... $57.95 $89.99 Harmony Audio HA-R4 Car Stereo Rhythm Series 4" Replacement 15... $39.99 $57.99 Harmony Audio HA-C4 Car Stereo Carbon Series 4" Replacement 17... $61.99 $85.99
