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1981 Ford Thunderbird

Universal gear includes car amplifiers, subs, and other products that do not install in a specific location or require fitment to integrate with a vehicle.

Universal-Fit Audio for 1981 Ford Thunderbird

When thinking of universal gear, we consider products like a car amp that gives more power to your speakers or subs, cell phone chargers, equalizers and sound processors, rear-seat entertainment and video monitors, as well as dash cameras.

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Cerwin Vega SRPM750.1DW

750W RMS Class D Stroker RPM Series Monoblock Marine Amplifier with Bass Remote (White)

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750W RMS Class D Stroker RPM Series Monoblock Marine Amplifier with Bass Remote (White)

• @ 4 ohm
• @ 2 ohm
• Total RMS Power: 750 watts
• Class D 1 ohm Stable Monoblock Amplifier

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List price $503.99
-17% $419.99

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• @ 4 ohm
• @ 2 ohm
• Total RMS Power: 750 watts
• Class D 1 ohm Stable Monoblock Amplifier

Cerwin-Vega HS12DV4

1200W Peak (400W RMS) 12" HED Slim Series Dual 4-ohm Shallow Subwoofer

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1200W Peak (400W RMS) 12" HED Slim Series Dual 4-ohm Shallow Subwoofer

• Peak Power: 1200 watts
• RMS Power: 400 watts
• Impedance: Dual 4 ohm
• Hybrid Polypropylene-Treated Paper Cone
• Stitch-reinforced TPE Foam Surround
• Mount depth: 4.25"
• Sensitivity: 83 dB

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List price $203.99
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Cerwin-Vega ST69CXG

Grilles for Cerwin Vega ST69CX 6x9" Marine Speakers

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Grilles for Cerwin Vega ST69CX 6x9" Marine Speakers

• 6x9" RPM Stroker Speaker Grilles
• Designed for RPM Stroker series speakers
• Protects speaker from potential damage
• Finished in classic white

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$289.99

In stock.

• 6x9" RPM Stroker Speaker Grilles
• Designed for RPM Stroker series speakers
• Protects speaker from potential damage
• Finished in classic white

Limited time!

Cerwin-Vega SRPM700.2D

700W RMS Class D RPM Stroker Series 2-Channel Marine and Powersports Amplifier

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700W RMS Class D RPM Stroker Series 2-Channel Marine and Powersports Amplifier

• 200 watts x 2 channel @ 4 ohm
• 350 watts x 2 channel @ 2 ohm
• Bridged: 700 watts x 1 channel @ 4 ohm
• Total RMS Power: 700 watts
• Class D 2 ohm Stable 2-Channel Amplifier

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List price $371.99
-17% $309.99

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• 200 watts x 2 channel @ 4 ohm
• 350 watts x 2 channel @ 2 ohm
• Bridged: 700 watts x 1 channel @ 4 ohm
• Total RMS Power: 700 watts
• Class D 2 ohm Stable 2-Channel Amplifier

Cerwin-Vega VCU81

600W RMS Class D Vega Series Monoblock Car Amplifier with Bass Remote

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600W RMS Class D Vega Series Monoblock Car Amplifier with Bass Remote

• 240 watts x 1 channel @ 4 ohm
• 400 watts x 1 channel @ 2 ohm
• 600 watts x 1 channel @ 1 ohm
• Total RMS Power: 600 watts
• Class D 1 ohm Stable Monoblock Amplifier

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List price $431.99
-17% $359.99

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Only 2 Left!

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Like New from: $305.99

Cerwin Vega VMAXS102

600W Peak (300W RMS) 10" VMAXX Series Dual 2-ohm Shallow Subwoofer

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600W Peak (300W RMS) 10" VMAXX Series Dual 2-ohm Shallow Subwoofer

• Peak Power: 600 watts
• RMS Power: 300 watts
• Treated Semi-Pressed Pulped Cone
• Treated Foam Surround
• Impedance: Dual 2 ohm
• Mount depth: 3.11"
• Sensitivity: 83.9 dB

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List price $251.99
-17% $209.99

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Cerwin-Vega VCU82

1000W Peak (500W RMS) Class D Vega Series 2-Channel Car and Marine Amplifier with Bass Remote

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1000W Peak (500W RMS) Class D Vega Series 2-Channel Car and Marine Amplifier with Bass Remote

• 150 watts x 2 channel @ 4 ohm
• 250 watts x 2 channel @ 2 ohm
• Bridged: 500 watts x 1 channel @ 4 ohm
• Total RMS Power: 500 watts
• Class D 2 ohm Stable 2-Channel Amplifier

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List price $467.99
-38% $292.49

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Cerwin-Vega XE12SV

800W Peak (225W RMS) Loaded Single 12" Vented Enclosure

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800W Peak (225W RMS) Loaded Single 12" Vented Enclosure

• Ported enclosure with 1 12" XED Series Subwoofer
• 225 watts RMS (800 watts Peak)
• Final Impedance: 2-ohm
• Dimensions: 15.7" L x 14.3" H x 12.3" W

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List price $215.99
-17% $179.99

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Cerwin-Vega HRPM300.2D

300W RMS Class D HRPM Series 2 Channel Marine Amplifier

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300W RMS Class D HRPM Series 2 Channel Marine Amplifier

• 100 watts x 2 channel @ 4 ohm
• 150 watts x 2 channel @ 2 ohm
• Bridged: 300 watts x 1 channel @ 4 ohm
• Total RMS Power: 300 watts
• Class D 2 ohm Stable 2-Channel Amplifier

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List price $395.99
-17% $329.99

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• 100 watts x 2 channel @ 4 ohm
• 150 watts x 2 channel @ 2 ohm
• Bridged: 300 watts x 1 channel @ 4 ohm
• Total RMS Power: 300 watts
• Class D 2 ohm Stable 2-Channel Amplifier

Limited time!

Cerwin-Vega HRPM350.1D

350W RMS Class D HRPM Series Monoblock Marine Amplifier with Bass Remote

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350W RMS Class D HRPM Series Monoblock Marine Amplifier with Bass Remote

• 120 watts x 1 channel @ 4 ohm
• 220 watts x 1 channel @ 2 ohm
• Total RMS Power: 350 watts
• Class D 1 ohm Stable Monoblock Amplifier

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List price $395.99
-17% $329.99

In stock.

• 120 watts x 1 channel @ 4 ohm
• 220 watts x 1 channel @ 2 ohm
• Total RMS Power: 350 watts
• Class D 1 ohm Stable Monoblock Amplifier

Limited time!

Cerwin-Vega VMAXS122 (Like New (Open Box))

800W Peak (400W RMS) 12″ VMAXX Series Dual 2-ohm Shallow Subwoofer

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800W Peak (400W RMS) 12″ VMAXX Series Dual 2-ohm Shallow Subwoofer

• Peak Power: 800 watts
• RMS Power: 400 watts
• Treated Semi-Pressed Pulped Cone
• Treated Foam Surround
• Impedance: Dual 2 ohm
• Mount depth: 3.62"
• Sensitivity: 86.5 dB

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List price $299.99
-17% $249.99
$224.99 with coupon | Price details

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• Peak Power: 800 watts
• RMS Power: 400 watts
• Treated Semi-Pressed Pulped Cone
• Treated Foam Surround
• Impedance: Dual 2 ohm
• Mount depth: 3.62"
• Sensitivity: 86.5 dB

Cerwin Vega B54 (Like New (Open Box))

1200W Peak (600W RMS) Class D Stealth Bomber Series 4 Channel Car Amplifier

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1200W Peak (600W RMS) Class D Stealth Bomber Series 4 Channel Car Amplifier

• 80 watts x 4 channel @ 4 ohm
• 150 watts x 4 channel @ 2 ohm
• Bridged: 300 watts x 2 channel @ 4 ohm
• Total RMS Power: 600 watts
• Class D 2 ohm Stable 4-Channel Amplifier

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List price $467.99
-17% $389.99

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10% Off Open Box! Save an Extra 10% on Open Box at Checkout!
List price $467.99
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$350.99 with coupon | Price details
2026-06-28 04:00:00
Save 30% off an NVX XKIT84 Amp Kit at Checkout! Add a qualifying amplifier to your cart and save 30% on the NVX XKIT84 Amp Kit! No code needed — discount applies automatically at checkout.

Cerwin-Vega IOEMREM

Remote Level Controller for Cerwin Vega IOEM Line Out Converters

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Remote Level Controller for Cerwin Vega IOEM Line Out Converters

• Remote level controller for Cerwin Vega IOEM line out converters
• Provides attenuation control for the rear channels
• Seamless integration for aftermarket equipment

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• Remote level controller for Cerwin Vega IOEM line out converters
• Provides attenuation control for the rear channels
• Seamless integration for aftermarket equipment

Cerwin Vega CVP2000.1D with Belva 4 Gauge Amp Kit

2000W Peak (400W RMS) CVP Series Class-AB Monoblock Amplifier with Bass Remote

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2000W Peak (400W RMS) CVP Series Class-AB Monoblock Amplifier with Bass Remote

• 250 watts x 1 channel @ 4 ohm
• 400 watts x 1 channel @ 2 ohm
• Total RMS Power: 400 watts
• Class A/B 2 ohm Stable Monoblock Amplifier
• Includes Amplifier Wiring Kit

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-36% $169.99

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• 250 watts x 1 channel @ 4 ohm
• 400 watts x 1 channel @ 2 ohm
• Total RMS Power: 400 watts
• Class A/B 2 ohm Stable Monoblock Amplifier
• Includes Amplifier Wiring Kit

Cerwin Vega S9600.4D with NVX 4 Gauge Amp Kit

Stroker Series 600W RMS 4-Channel Car Audio Amplifier

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Stroker Series 600W RMS 4-Channel Car Audio Amplifier

• 4 ohm: 150 watts x 4 chan.
• 2 ohm: 150 watts x 4 chan.
• 1 ohm: 150 watts x 4 chan.
• Bridged, 4 ohm: 400 watts x 2 chan.
• Bridged, 2 ohm: 400 watts x 2 chan.
• Total power output: 600 watts
• Frequency Response: 10Hz - 35 KHz
• Crossover: 35Hz - 350 Hz
• Includes Amplifier Wiring Kit

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• 4 ohm: 150 watts x 4 chan.
• 2 ohm: 150 watts x 4 chan.
• 1 ohm: 150 watts x 4 chan.
• Bridged, 4 ohm: 400 watts x 2 chan.
• Bridged, 2 ohm: 400 watts x 2 chan.
• Total power output: 600 watts
• Frequency Response: 10Hz - 35 KHz
• Crossover: 35Hz - 350 Hz
• Includes Amplifier Wiring Kit

Cerwin Vega B54 with Belva 4 Gauge Amp Kit

1200W 4-Channel Bomber Series Class D Amplifier with 4 Gauge Amp Kit

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1200W 4-Channel Bomber Series Class D Amplifier with 4 Gauge Amp Kit

• RMS: 80 Watts x 4 @ 4 ohm, 150 Watts x 4 @ 2 ohm, Bridged: 300 Watts x 2 @ 4 ohm
• Total Peak Power: 1000 Watts
• Class D IR Chipset with DirectFET Power Mosfet Output
• Wired remote bass level control included
• Ultra Compact High Density Aluminum Alloy Chassis
• Dimensions: 4.02" W x 8.70" L x 1.40" H

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• RMS: 80 Watts x 4 @ 4 ohm, 150 Watts x 4 @ 2 ohm, Bridged: 300 Watts x 2 @ 4 ohm
• Total Peak Power: 1000 Watts
• Class D IR Chipset with DirectFET Power Mosfet Output
• Wired remote bass level control included
• Ultra Compact High Density Aluminum Alloy Chassis
• Dimensions: 4.02" W x 8.70" L x 1.40" H

Cerwin-Vega H800.4D with NVX 4 Gauge Amp Kit

400W Full Range Class D 4 Channel Digital Amplifier

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400W Full Range Class D 4 Channel Digital Amplifier

• 125 watts x 4 channel Watts RMS x 1 @ 4 ohm
• 200 watts x 4 channel Watts RMS x 1 @ 2 ohm
• Bridged: 400 watts x 2 channel @ 4 ohm
• Total RMS Power: 1600 watts Watts
• Multi-Turn On Modes: REM/DC/VOX
• Includes Amplifier Wiring Kit

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81
List price $587.98
-39% $359.99

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• 125 watts x 4 channel Watts RMS x 1 @ 4 ohm
• 200 watts x 4 channel Watts RMS x 1 @ 2 ohm
• Bridged: 400 watts x 2 channel @ 4 ohm
• Total RMS Power: 1600 watts Watts
• Multi-Turn On Modes: REM/DC/VOX
• Includes Amplifier Wiring Kit

Cerwin Vega B52 with Belva 4 Gauge Amp Kit

1000W Peak Bomber Series 2-Channel Class D Amplifier

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1000W Peak Bomber Series 2-Channel Class D Amplifier

• RMS: 200 Watts x 2 @ 4 ohm, 250 Watts x 2 @ 2 ohm, Bridged: 500 Watts x 1 @ 4 ohm
• Total Peak Power: 1000 Watts
• Class D IR Chipset with DirectFET Power Mosfet Output
• Wired remote bass level control included
• Ultra Compact High-Density Aluminum Alloy Chassis
• Dimensions: 4.02" W x 6.61" L x 1.40" H

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170
List price $455.98
-28% $329.99

In stock

• RMS: 200 Watts x 2 @ 4 ohm, 250 Watts x 2 @ 2 ohm, Bridged: 500 Watts x 1 @ 4 ohm
• Total Peak Power: 1000 Watts
• Class D IR Chipset with DirectFET Power Mosfet Output
• Wired remote bass level control included
• Ultra Compact High-Density Aluminum Alloy Chassis
• Dimensions: 4.02" W x 6.61" L x 1.40" H

Cerwin-Vega CVPM1000.1D with Belva 4 Gauge Amp Kit

1000W Peak (500W RMS) CVP Series Class-D Monoblock Amplifier

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1000W Peak (500W RMS) CVP Series Class-D Monoblock Amplifier

• 310 watts x 1 channel @ 4 ohm
• 500 watts x 1 channel @ 2 ohm
• Total RMS Power: 500 watts
• Class D 2 ohm Stable Monoblock Amplifier
• Includes Amplifier Wiring Kit

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169
List price $251.98
-37% $159.99

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• 310 watts x 1 channel @ 4 ohm
• 500 watts x 1 channel @ 2 ohm
• Total RMS Power: 500 watts
• Class D 2 ohm Stable Monoblock Amplifier
• Includes Amplifier Wiring Kit

Cerwin-Vega CVPRO5K with NVX 1/0 Gauge Amp Kit

10000W Peak (5000W RMS) CV Pro Series Class D Monoblock Amplifier with Bass Remote

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10000W Peak (5000W RMS) CV Pro Series Class D Monoblock Amplifier with Bass Remote

• 1900 watts x 1 channel @ 4 ohm
• 3000 watts x 1 channel @ 2 ohm
• 5000 watts x 1 channel @ 1 ohm
• Total RMS Power: 5000 watts
• Class D 1 ohm Stable Monoblock Amplifier
• Includes Amplifier Wiring Kit

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List price $719.98
-24% $544.98

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• 1900 watts x 1 channel @ 4 ohm
• 3000 watts x 1 channel @ 2 ohm
• 5000 watts x 1 channel @ 1 ohm
• Total RMS Power: 5000 watts
• Class D 1 ohm Stable Monoblock Amplifier
• Includes Amplifier Wiring Kit

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    FAQ for Universal-Fit Audio & Electronics in 1981 Thunderbird

    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 1981 Ford Thunderbird?

    A: Yes this page includes all the best Universal-Fit Audio & Electronics that work in your Thunderbird.

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