Marine Subwoofers

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Harmony Audio Compatible with 2002-2013 Chevy Avalanche Underseat Alpine Bundle Type S S-W10D2 Dual 10" Sub Box Enclosure with Harmony HA-A800.1 Amplifier & 4GA Amp Kit

Harmony Audio Compatible with 2002-2013 Chevy Avalanche Underseat Alpine Bundle Type S S-W10D2 Dual 10" Sub Box Enclosure with Harmony HA-A800.1 Amplifier & 4GA Amp Kit

Harmony Audio

SG$3,281.58 SG$1,968.95

In Stock

Harmony Audio Compatible with 2002-2013 Chevy Silverado HD Crew Truck Kicker Bundle Comp C10 Dual 10" Sub Box Enclosure & CXA800.1 Amp

Harmony Audio Compatible with 2002-2013 Chevy Silverado HD Crew Truck Kicker Bundle Comp C10 Dual 10" Sub Box Enclosure & CXA800.1 Amp

Harmony Audio

SG$14,314.78 SG$8,588.87

In Stock

Harmony Audio Compatible with 2002-2013 GMC Sierra HD Crew Truck Bundle R104 Dual 10" Sub Box & CXA400.1 Amp

Harmony Audio Compatible with 2002-2013 GMC Sierra HD Crew Truck Bundle R104 Dual 10" Sub Box & CXA400.1 Amp

Harmony Audio

SG$2,401.98 SG$1,441.19

In Stock

Harmony Audio Compatible with 2003-2008 Nissan 350Z Coupe Hatch Fit Alpine Bundle Type S S-W10D2 Dual 10" Sub Box Enclosure with Harmony HA-A800.1 Amplifier & 4GA Amp Kit

Harmony Audio Compatible with 2003-2008 Nissan 350Z Coupe Hatch Fit Alpine Bundle Type S S-W10D2 Dual 10" Sub Box Enclosure with Harmony HA-A800.1 Amplifier & 4GA Amp Kit

Harmony Audio

SG$3,116.17 SG$1,869.70

In Stock

Harmony Audio Compatible with 2014-2018 Chevy Silverado Double Cab Alpine Bundle SWT-10S4 Dual 10 Sub Box with Harmony HA-A800.1 Amplifier & 4GA Amp Kit

Harmony Audio Compatible with 2014-2018 Chevy Silverado Double Cab Alpine Bundle SWT-10S4 Dual 10 Sub Box with Harmony HA-A800.1 Amplifier & 4GA Amp Kit

Harmony Audio

SG$3,830.37 SG$2,298.21

In Stock

Harmony Audio Compatible with 2014-2018 Chevy Silverado Double Cab Bundle HA-A122 Single 12 Sub Box CXA800.1

Harmony Audio Compatible with 2014-2018 Chevy Silverado Double Cab Bundle HA-A122 Single 12 Sub Box CXA800.1

Harmony Audio

SG$2,921.40 SG$1,752.84

In Stock

Harmony Audio Compatible with 2014-2018 Chevy Silverado Double Cab Bundle HA-R104 Dual 10 Sub Box HA-A400.1 Amp

Harmony Audio Compatible with 2014-2018 Chevy Silverado Double Cab Bundle HA-R104 Dual 10 Sub Box HA-A400.1 Amp

Harmony Audio

SG$2,272.12 SG$1,363.27

In Stock

Harmony Audio Compatible with 2015-2023 Ford Mustang Coupe HA-R104 Dual 10" Loaded Custom Sub Box Enclosure with HA-A400.1 Amplifier

Harmony Audio Compatible with 2015-2023 Ford Mustang Coupe HA-R104 Dual 10" Loaded Custom Sub Box Enclosure with HA-A400.1 Amplifier

Harmony Audio

SG$2,674.95 SG$1,604.97

In Stock

Harmony Audio F104 10" Subwoofer Bundle HA-A800.1 Amp, ASC Sub Box Compatible with 1988-1998 Chevy CK Silverado Extended Cab Truck

Harmony Audio F104 10" Subwoofer Bundle HA-A800.1 Amp, ASC Sub Box Compatible with 1988-1998 Chevy CK Silverado Extended Cab Truck

Harmony Audio

SG$2,714.80 SG$1,628.88

In Stock

Harmony Audio F104 10" Subwoofer Bundle HA-A800.1 Amp, ASC Sub Box Compatible with 1988-1998 GMC Sierra Extended Cab Truck

Harmony Audio F104 10" Subwoofer Bundle HA-A800.1 Amp, ASC Sub Box Compatible with 1988-1998 GMC Sierra Extended Cab Truck

Harmony Audio

SG$2,714.80 SG$1,628.88

In Stock

Harmony Audio F104 Dodge Ram Truck 1994-2001 Dual 10" Rhino Sub Box & CXA600.1 Amp

Harmony Audio F104 Dodge Ram Truck 1994-2001 Dual 10" Rhino Sub Box & CXA600.1 Amp

Harmony Audio

SG$3,181.12 SG$1,908.67

In Stock

Harmony Audio F124 Compatible with Compatible with 2001-2014 Ford F250 F350 Super Crew Truck Dual 12 Sub Box & CXA800.1

Harmony Audio F124 Compatible with Compatible with 2001-2014 Ford F250 F350 Super Crew Truck Dual 12 Sub Box & CXA800.1

Harmony Audio

SG$3,572.08 SG$2,143.25

In Stock

Harmony Audio Fits 2002-2013 Cadillac Escalade EXT Underseat Bundle R104 Dual 10 Sub Box & CXA400.1

Harmony Audio Fits 2002-2013 Cadillac Escalade EXT Underseat Bundle R104 Dual 10 Sub Box & CXA400.1

Harmony Audio

SG$2,401.98 SG$1,441.19

In Stock

Harmony Audio HA-A102 Bundle Compatible with Ford F250 F350 01-14 Ext Super Cab Truck Dual 10" Sub Box Enclosure

Harmony Audio HA-A102 Bundle Compatible with Ford F250 F350 01-14 Ext Super Cab Truck Dual 10" Sub Box Enclosure

Harmony Audio

SG$1,817.63 SG$1,090.58

In Stock

Harmony Audio HA-A122 Subwoofer Bundle with Single 12" Sub Box Enclosure Compatible with 2002-2009 Chevy Trailblazer

Harmony Audio HA-A122 Subwoofer Bundle with Single 12" Sub Box Enclosure Compatible with 2002-2009 Chevy Trailblazer

Harmony Audio

SG$2,908.02 SG$1,744.81

In Stock

Harmony Audio HA-A122 Subwoofer Single 12" Sub Box Bundle HA-A800.1 Amp Compatible with 2014-2018 Chevy Silverado Double Cab

Harmony Audio HA-A122 Subwoofer Single 12" Sub Box Bundle HA-A800.1 Amp Compatible with 2014-2018 Chevy Silverado Double Cab

Harmony Audio

SG$2,337.07 SG$1,402.24

In Stock

Harmony Audio HA-A1500.1 Universal Stereo Class D Mono 3000W Sub Amp, 43CWR102 10" CompR CWR10 Series 400W RMS 2 Ohm DVC Car Sub and 210TRUCK Dual 10" Regular Standard Cab Truck Sub Box 5/8" MDF -Gray

Harmony Audio HA-A1500.1 Universal Stereo Class D Mono 3000W Sub Amp, 43CWR102 10" CompR CWR10 Series 400W RMS 2 Ohm DVC Car Sub and 210TRUCK Dual 10" Regular Standard Cab Truck Sub Box 5/8" MDF -Gray

Harmony Audio

SG$2,986.32 SG$1,791.79

In Stock

Harmony Audio HA-A800.1 Compatible with Ford F250 F350 Extended/Super Cab Truck 2001-2015 Class D Mono 1600 W Subwoofer Amp, 43C104 10" Comp C10 Series Sub and 2X10FORD-EXCAB-01-08 Dual 10" Sub Box

Harmony Audio HA-A800.1 Compatible with Ford F250 F350 Extended/Super Cab Truck 2001-2015 Class D Mono 1600 W Subwoofer Amp, 43C104 10" Comp C10 Series Sub and 2X10FORD-EXCAB-01-08 Dual 10" Sub Box

Harmony Audio

SG$2,927.82 SG$1,756.69

In Stock

Harmony Audio HA-A800.1 Compatible with Ford F250 F350 Extended/Super Cab Truck 2001-2015 Class D Mono 1600 W Subwoofer Amp, 43C104 10" Comp C10 Series Sub and 2X10FORD-EXCAB-01-08 Dual 10" Sub Box

Harmony Audio HA-A800.1 Compatible with Ford F250 F350 Extended/Super Cab Truck 2001-2015 Class D Mono 1600 W Subwoofer Amp, 43C104 10" Comp C10 Series Sub and 2X10FORD-EXCAB-01-08 Dual 10" Sub Box

Harmony Audio

SG$3,505.73 SG$2,103.44

In Stock

Harmony Audio HA-A800.5 Car Stereo Alloy Series Class D Amp 5 Channel 1600W Peak Full Range Speaker or Subwoofer Amplifier

Harmony Audio HA-A800.5 Car Stereo Alloy Series Class D Amp 5 Channel 1600W Peak Full Range Speaker or Subwoofer Amplifier

Harmony Audio

SG$1,062.11 SG$637.27

In Stock

Harmony Audio HA-AK0 Car Stereo Complete 1/0 Gauge 3000W Amp Install Kit, 43C104-N 10" Comp C10 Series Sub, 43CXA12001-RS Class D 1200W Sub Amplifier and 310H Sealed Rear Angle 3 Sub Box Enclosure

Harmony Audio HA-AK0 Car Stereo Complete 1/0 Gauge 3000W Amp Install Kit, 43C104-N 10" Comp C10 Series Sub, 43CXA12001-RS Class D 1200W Sub Amplifier and 310H Sealed Rear Angle 3 Sub Box Enclosure

Harmony Audio

SG$3,181.12 SG$1,908.67

In Stock

Harmony Audio HA-AK4 Compatible with Chevy Avalanche 2002-2013 Underseat Car Stereo Complete 4 Gauge 1800W Amp Install Kit, 43C104-N 10" Comp C10 Series Sub and 46CXA8001 Class D 1600W Peak Sub Amp

Harmony Audio HA-AK4 Compatible with Chevy Avalanche 2002-2013 Underseat Car Stereo Complete 4 Gauge 1800W Amp Install Kit, 43C104-N 10" Comp C10 Series Sub and 46CXA8001 Class D 1600W Peak Sub Amp

Harmony Audio

SG$3,238.47 SG$1,943.08

In Stock

Harmony Audio HA-AK8 Car Stereo Complete 8 Gauge 900W Amp Install Kit, 43C124-N Comp C12 150W RMS Car Sub, 46CXA4001 Class D Mono 800W Peak Sub Amp and 112H Sealed Slanted Hatchback Sub Box Enclosure

Harmony Audio HA-AK8 Car Stereo Complete 8 Gauge 900W Amp Install Kit, 43C124-N Comp C12 150W RMS Car Sub, 46CXA4001 Class D Mono 800W Peak Sub Amp and 112H Sealed Slanted Hatchback Sub Box Enclosure

Harmony Audio

SG$2,038.95 SG$1,223.36

In Stock

Harmony Audio HA-F104 Compatible with 2015-2025 Ford F-150 Super Cab Car Stereo Flatline Series 10" Sub 700W Single 4 Ohm Subwoofer and FTB2X10-15EXTCAB Dual 10" Sub Box Subwoofer Enclosure

Harmony Audio HA-F104 Compatible with 2015-2025 Ford F-150 Super Cab Car Stereo Flatline Series 10" Sub 700W Single 4 Ohm Subwoofer and FTB2X10-15EXTCAB Dual 10" Sub Box Subwoofer Enclosure

American Sound Connection

SG$1,550.87 SG$930.52

In Stock

Harmony Audio HA-F104 Compatible with Ford Explorer Sport Trac SUV 01-05 700W Single 4 Ohm 10" Subwoofer, 46CXA4001 Mono 800W Peak Sub Amp and FORD-SPTRAC1X10 10" Sub Box

Harmony Audio HA-F104 Compatible with Ford Explorer Sport Trac SUV 01-05 700W Single 4 Ohm 10" Subwoofer, 46CXA4001 Mono 800W Peak Sub Amp and FORD-SPTRAC1X10 10" Sub Box

Harmony Audio

SG$1,938.63 SG$1,163.18

In Stock

Harmony Audio HA-F104 Compatible with Toyota Tundra 2007-2013 Double Cab Truck Car Stereo Flatline Series 10" 700W Single 4 Ohm Subwoofer and 2X10TOYOTA-TUNDRA-07-09 Custom Fit Sub Box Enclosure

Harmony Audio HA-F104 Compatible with Toyota Tundra 2007-2013 Double Cab Truck Car Stereo Flatline Series 10" 700W Single 4 Ohm Subwoofer and 2X10TOYOTA-TUNDRA-07-09 Custom Fit Sub Box Enclosure

Harmony Audio

SG$1,986.08 SG$1,191.65

In Stock

Harmony Audio HA-ML1X18D2 18" Dual 2-OHM Monolith Series Subwoofer 3000W RMS Vented Ported Enclosure Box Subpackage

Harmony Audio HA-ML1X18D2 18" Dual 2-OHM Monolith Series Subwoofer 3000W RMS Vented Ported Enclosure Box Subpackage

Harmony Audio

SG$5,433.10 SG$3,259.86

In Stock

Harmony Audio HA-R104 Compatible with 2007-2018 Jeep Wrangler 2 Door Rhythm Series 10", 46CXA4001 Class D 800W Peak Sub Amp and JW2X10-0717-AR Dual 10" Sub Box with Amp Rack

Harmony Audio HA-R104 Compatible with 2007-2018 Jeep Wrangler 2 Door Rhythm Series 10", 46CXA4001 Class D 800W Peak Sub Amp and JW2X10-0717-AR Dual 10" Sub Box with Amp Rack

Harmony Audio

SG$2,326.46 SG$1,395.88

In Stock

Harmony Audio HA-R104 Compatible with Chevy Avalanche 2002-2013 Rhythm Series 10" Sub, HA-A400.1 Class D Mono 800 Watt Subwoofer Amplifier and ASC GM2X10-AV-ECL-US Custom Dual 10" Sub Box

Harmony Audio HA-R104 Compatible with Chevy Avalanche 2002-2013 Rhythm Series 10" Sub, HA-A400.1 Class D Mono 800 Watt Subwoofer Amplifier and ASC GM2X10-AV-ECL-US Custom Dual 10" Sub Box

Harmony Audio

SG$2,694.48 SG$1,616.69

In Stock

Harmony Audio HA-R124 Bundle Compatible with Chevy Silverado Crew Cab 2014-2018 Single 12 Sub Box CXA400.1 Amp

Harmony Audio HA-R124 Bundle Compatible with Chevy Silverado Crew Cab 2014-2018 Single 12 Sub Box CXA400.1 Amp

Harmony Audio

SG$2,056.15 SG$1,233.69

In Stock

Harmony Audio HA-R124 Compatible with Nissan 350Z Coupe Hatch 2003-2008 Rhythm Series 12" Sub, HA-AK8 8 Gauge 900W Amplifier Install Kit and NT2X12-350Z-HATCH Dual Enclosure Sub Box

Harmony Audio HA-R124 Compatible with Nissan 350Z Coupe Hatch 2003-2008 Rhythm Series 12" Sub, HA-AK8 8 Gauge 900W Amplifier Install Kit and NT2X12-350Z-HATCH Dual Enclosure Sub Box

Harmony Audio

SG$17,693.45 SG$10,616.07

In Stock

Harmony Audio HA-R124 Subwoofer Single 12" Sub Box Bundle HA-A400.1 Amp Compatible with 1999-2006 GMC Sierra Extended Cab Truck

Harmony Audio HA-R124 Subwoofer Single 12" Sub Box Bundle HA-A400.1 Amp Compatible with 1999-2006 GMC Sierra Extended Cab Truck

Harmony Audio

SG$1,571.52 SG$942.91

In Stock

Harmony Audio Harmony R104 Bundle with Universal Car Stereo Rearfire Sealed Dual 10" Sub Box & CXA600.1 (Renewed)

Harmony Audio Harmony R104 Bundle with Universal Car Stereo Rearfire Sealed Dual 10" Sub Box & CXA600.1 (Renewed)

Harmony Audio

SG$2,755.52 SG$1,653.31

In Stock

Harmony Audio Harmony R154 Bundle with Universal Car Stereo Rearfire Sealed Single 15" Sub Box & CXA600.1

Harmony Audio Harmony R154 Bundle with Universal Car Stereo Rearfire Sealed Single 15" Sub Box & CXA600.1

Harmony Audio

SG$3,224.30 SG$1,934.58

In Stock

Harmony Audio Kicker Bundle Compatible with 2000-09 Honda S2000 CVT10 CompVT Single 10" Loaded Sub Box Enclosure with CXA400.1 Amplifier

Harmony Audio Kicker Bundle Compatible with 2000-09 Honda S2000 CVT10 CompVT Single 10" Loaded Sub Box Enclosure with CXA400.1 Amplifier

Harmony Audio

SG$10,487.72 SG$6,292.63

In Stock

Harmony Audio Kicker Bundle Compatible with 2015-2023 Ford Mustang Coupe CVT10 CompVT Dual 10" Loaded Custom Sub Box Enclosure with HA-A800.1

Harmony Audio Kicker Bundle Compatible with 2015-2023 Ford Mustang Coupe CVT10 CompVT Dual 10" Loaded Custom Sub Box Enclosure with HA-A800.1

Harmony Audio

SG$3,348.78 SG$2,009.27

In Stock

Harmony Audio Kicker C12 Compatible with Ford F-150 Super Crew Truck 2001-2003 Bundled with HA-A800.1 Amplifier and Dual 12" Custom Sub Box Enclosure

Harmony Audio Kicker C12 Compatible with Ford F-150 Super Crew Truck 2001-2003 Bundled with HA-A800.1 Amplifier and Dual 12" Custom Sub Box Enclosure

Harmony Audio

SG$2,921.40 SG$1,752.84

In Stock

Harmony Audio Memphis fits Rear Angle HA-R104 Dual 10" Subwoofer 500W Loaded Sealed Sub Box Enclosure Bundle | MXA600.1M 600W Amplifier, 8GA Amp Wiring Kit

Harmony Audio Memphis fits Rear Angle HA-R104 Dual 10" Subwoofer 500W Loaded Sealed Sub Box Enclosure Bundle | MXA600.1M 600W Amplifier, 8GA Amp Wiring Kit

Harmony Audio

SG$3,561.97 SG$2,137.17

In Stock

Harmony Audio Memphis fits Slanted Hatchback HA-R104 Dual 10" Subwoofer 500W Loaded Sealed Sub Box Enclosure Bundle | MXA600.1M 600W Amplifier, 8GA Amp Wiring Kit

Harmony Audio Memphis fits Slanted Hatchback HA-R104 Dual 10" Subwoofer 500W Loaded Sealed Sub Box Enclosure Bundle | MXA600.1M 600W Amplifier, 8GA Amp Wiring Kit

Harmony Audio

SG$3,446.88 SG$2,068.13

In Stock

Harmony Audio R104 10" Subwoofer Bundle HA-A400.1 Amp, ASC Sub Box Compatible with 1993-2002 Pontiac Firebird Coupe Driver Side

Harmony Audio R104 10" Subwoofer Bundle HA-A400.1 Amp, ASC Sub Box Compatible with 1993-2002 Pontiac Firebird Coupe Driver Side

Harmony Audio

SG$1,631.00 SG$978.60

In Stock

Harmony Audio R104 10" Subwoofer Bundle HA-A400.1 Amp, ASC Sub Box Compatible with 2002-2013 Chevy Silverado HD Crew Truck

Harmony Audio R104 10" Subwoofer Bundle HA-A400.1 Amp, ASC Sub Box Compatible with 2002-2013 Chevy Silverado HD Crew Truck

Harmony Audio

SG$3,069.95 SG$1,841.97

In Stock

Harmony Audio R104 Rearfire Sealed Single 10" Sub Box Bundle with HA-A400.1 Amp Universal Car Stereo

Harmony Audio R104 Rearfire Sealed Single 10" Sub Box Bundle with HA-A400.1 Amp Universal Car Stereo

Harmony Audio

SG$1,352.65 SG$811.59

In Stock

Harmony Audio R124 Bundle Compatible with Ford F-150 Super Crew Truck 2001-2003 Dual 12" Sub Box & CXA400.1

Harmony Audio R124 Bundle Compatible with Ford F-150 Super Crew Truck 2001-2003 Dual 12" Sub Box & CXA400.1

Harmony Audio

SG$3,051.25 SG$1,830.75

In Stock

Harmony Audio R124 Bundle with Universal Regular Cab Truck Dual 12" Black Sub Box & CXA400.1 Amp

Harmony Audio R124 Bundle with Universal Regular Cab Truck Dual 12" Black Sub Box & CXA400.1 Amp

Harmony Audio

SG$2,466.92 SG$1,480.15

In Stock

Harmony Audio Universal Car Stereo Rearfire Sealed Single 10" Kicker Bundle CompR CWR10 Sub Box Enclosure & Harmony HA-A800.1 Amp

Harmony Audio Universal Car Stereo Rearfire Sealed Single 10" Kicker Bundle CompR CWR10 Sub Box Enclosure & Harmony HA-A800.1 Amp

Harmony Audio

SG$2,077.35 SG$1,246.41

In Stock

Harmony Audio Universal Car Stereo Rhino Coated Ported 10" Bundle R104 Sub Box & CXA400.1

Harmony Audio Universal Car Stereo Rhino Coated Ported 10" Bundle R104 Sub Box & CXA400.1

Harmony Audio

SG$1,493.02 SG$895.81

In Stock

Harmony Audio Universal Car Stereo Rhino Coated Ported 10" Kicker Bundle Comp C10 Sub Box Enclosure & Harmony HA-A400.1 Amp

Harmony Audio Universal Car Stereo Rhino Coated Ported 10" Kicker Bundle Comp C10 Sub Box Enclosure & Harmony HA-A400.1 Amp

Harmony Audio

SG$1,416.27 SG$849.76

In Stock

Harmony Audio Universal Car Stereo Rhino Coated Ported 15" Kicker Bundle Comp C15 Sub Box Enclosure & CXA800.1 Amp

Harmony Audio Universal Car Stereo Rhino Coated Ported 15" Kicker Bundle Comp C15 Sub Box Enclosure & CXA800.1 Amp

Harmony Audio

SG$2,947.87 SG$1,768.72

In Stock

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