Filter Filters Harmony Audio Remove All Filters Price Under $50 (3) $50-$100 (7) $100-$500 (67) $500 and above (14) Condition New (90) Refurbished (1) Size 12" (7) 10" (5) 15" (5) 18" (2) 6.5" (1) 8" (1) Voice Coils 4 Ohm (2) Dual (1) Single (1) Amplifier Class Class D (2) Stable to (Ohm) 1 Ohm (2) Make Chevy (4) Dodge (1) Ford (2) Nissan (1) Model Corvette (4) F-150 (2) Ram Truck (1) Titan (1) Sensitivity 87.1 dB (1) 89.4 dB (1) 89.5dB (1) 92.2dB (1) Channels 1 (2) Fixture Type Dual (1) Single (3) 1997-2004 Chevy Corvette Coupe C5 Z06 Harmony F124 Single 12" Sub Box Enclosure $179.99 2009-2014 Ford F-150 Super Cab Truck Harmony F124 Single 12" Sub Box Enclosure $159.99 2002-2015 Dodge Ram Quad / Crew Truck Harmony R104 Single 10" Sub Box Enclosure $126.99 Harmony HA-P18WS8 Replacement 18" PA Speaker Woofer for EV ELX118 Sub $89.95 Harmony HA-P15WS8 Replacement 15" PA Speaker 8 Ohm Woofer for Peavey PV115 $64.95 Harmony HA-P18WS8 Replacement 18" PA Speaker Woofer for EV ELX118P Sub $89.95 1997-2004 Chevy Corvette Coupe C5 Z06 Harmony A122 Single 12" Sub Box Enclosure $165.99 2004-2015 Nissan Titan King or Crew Truck Harmony R104 Dual 10 Sub Box Enclosure $230.99 Harmony HA-P18WS8 Replacement 18" PA Speaker Woofer for Peavey PV118D Sub $89.95 Universal Regular Standard Cab Truck Kicker Comp C12 Single 12" Rhino Coated... $204.99 Universal Regular Standard Cab Truck Harmony F124 Single 12" Rhino Coated Sub... $244.99 Universal Regular Standard Cab Truck Harmony R124 Single 12" Rhino Coated Sub... $210.99 Universal Regular Standard Cab Truck Harmony A122 Single 12" Rhino Coated Sub... $285.99 Universal Regular Standard Cab Truck Harmony F124 Single 12" Rhino Coated Sub... $284.99 Universal Regular Standard Cab Truck Harmony A122 Single 12" Rhino Coated Sub... $371.99 Universal Regular Standard Cab Truck Harmony R124 Single 12" Rhino Coated Sub... $260.99 Universal Regular Standard Cab Truck Harmony R124 Single 12" Rhino Coated Sub... $108.99 Universal Regular Standard Cab Truck Harmony A122 Single 12" Rhino Coated Sub... $125.99 Universal Regular Standard Cab Truck Harmony F124 Single 12" Rhino Coated Sub... $140.99 1234