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1981 Cadillac DeVille

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 Cadillac DeVille

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 HEDPS1 (Sold Individually)

180W Peak (60W RMS) 1" HED Pro Series 4-ohm Pro Audio Super Bullet Tweeter

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180W Peak (60W RMS) 1" HED Pro Series 4-ohm Pro Audio Super Bullet Tweeter

• 1" HED Pro Series Super Bullet Tweeter
• 180 watts Peak
• 60 watts RMS
• 4 ohm Impedance

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$43.99

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Cerwin Vega ST124D

2000W Peak (1000W RMS) 12" Stroker Series Dual 4-ohm Subwoofer

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2000W Peak (1000W RMS) 12" Stroker Series Dual 4-ohm Subwoofer

• Peak Power: 2000 watts
• RMS Power: 1000 watts
• Impedance: Dual 4 ohm
• Treated Semi-Pressed Pulped cone
• Treated Foam surround
• Mount depth: 8.1"
• Sensitivity: 84.8 dB

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List price $527.99
-17% $439.99

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Cerwin Vega P75T

300W Peak (100W RMS) 1" Pro Series 8-ohm Pro Audio Horn Tweeters

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300W Peak (100W RMS) 1" Pro Series 8-ohm Pro Audio Horn Tweeters

• 1" Polyimide Horn Tweeters
• 150 watts Peak Each
• 50 watts RMS Each
• 8 ohm Impedance

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List price $263.99
-17% $219.99

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• 1" Polyimide Horn Tweeters
• 150 watts Peak Each
• 50 watts RMS Each
• 8 ohm Impedance

Cerwin Vega V102DV2

1100W Peak (400W RMS) 10" Vega Series Dual 2-ohm Subwoofer

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1100W Peak (400W RMS) 10" Vega Series Dual 2-ohm Subwoofer

• Peak Power: 1100 watts
• RMS Power: 400 watts
• Impedance: Dual 2 ohm
• Carbon Fiber Polypropylene Cone
• Santoprene Rubber Surround
• Mount depth: 5.43"
• Sensitivity: 85 dB

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List price $155.99
-17% $129.99

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Cerwin-Vega XED8005D

1000W Peak (660W RMS) Class D XED Series 5 Channel Car Amplifier with Bass Remote

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1000W Peak (660W RMS) Class D XED Series 5 Channel Car Amplifier with Bass Remote

• 65 watts x 4 channel + 200 watts x 1 channel @ 4 ohm
• 90 watts x 4 channel + 300 watts x 1 channel @ 2 ohm
• 700 watts x 1 channel @ 1 ohm (subwoofer output)
• Bridged: @ 4 ohm
• Total RMS Power: 660 watts
• Class D 2 ohm Stable 5-Channel Amplifier

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List price $335.99
-17% $279.99

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Available Offers (2) for Cerwin-Vega XED8005D
FREE Belva Amp Kit at Checkout!
Save 30% off an NVX XKIT46 Amp Kit at Checkout! Add a qualifying amplifier to your cart and save 30% on the NVX XKIT46 Amp Kit! No code needed — discount applies automatically at checkout.

Cerwin Vega HS122D

1200W Peak (250W RMS) 12" HED Series Dual 2-ohm Shallow Subwoofer

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1200W Peak (250W RMS) 12" HED Series Dual 2-ohm Shallow Subwoofer

• Peak Power: 1200 watts
• RMS Power: 250 watts
• Impedance: Dual 2 ohm
• Carbon Fiber Polypropylene Cone
• Treated Foam Surround
• Mount depth: 3.81"
• Sensitivity: 85 dB

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List price $131.99
-17% $109.99

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Cerwin-Vega SB3X

34" 10-Speaker Waterproof Bluetooth Soundbar System with LED

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34" 10-Speaker Waterproof Bluetooth Soundbar System with LED

• (8) 3" Full-range speakers
• AUX input for smartphones and MP3
• Dimensions: 3.87" W x 3.8" H x D

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List price $359.99
-38% $224.99

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• (8) 3" Full-range speakers
• AUX input for smartphones and MP3
• Dimensions: 3.87" W x 3.8" H x D

Cerwin-Vega V10DV2

3000W Peak (1000W RMS) 10" Vega Series Dual 2-ohm Subwoofer

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3000W Peak (1000W RMS) 10" Vega Series Dual 2-ohm Subwoofer

• Peak Power: 3000 watts
• RMS Power: 1000 watts
• Impedance: Dual 2 ohm
• Carbon Fiber Polypropylene Cone
• Santoprene Rubber Surround
• Mount depth: 5.94"
• Sensitivity: 85 dB

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List price $299.99
-17% $249.99

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Cerwin Vega V154DV2

1500W Peak (550W RMS) 15" Vega Series Dual 4-ohm Subwoofer

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1500W Peak (550W RMS) 15" Vega Series Dual 4-ohm Subwoofer

• Peak Power: 1500 watts
• RMS Power: 550 watts
• Impedance: Dual 4 ohm
• Carbon Fiber Polypropylene Cone
• Santoprene Rubber Surround
• Mount depth: 7.28"
• Sensitivity: 88.5 dB

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-17% $209.99

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Cerwin-Vega TCLRGGRY

2.25" to 3" Large Mounting Clamps for RPM Series Marine Wake Tower Speakers (Gray)

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2.25" to 3" Large Mounting Clamps for RPM Series Marine Wake Tower Speakers (Gray)

• Large mounting clamps for RPM series marine speakers
• Made with solid extruded aluminum
• Mounting Diameter: 2.25" to 3"
• Mounting Clamp Color: Gray

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List price $129.99
-54% $59.99

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• Large mounting clamps for RPM series marine speakers
• Made with solid extruded aluminum
• Mounting Diameter: 2.25" to 3"
• Mounting Clamp Color: Gray

Cerwin-Vega CAK42

4 Gauge 2-Channel Oxygen Free Copper Amplifier Installation Kit

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4 Gauge 2-Channel Oxygen Free Copper Amplifier Installation Kit

• 4 gauge Complete Amplifier Installation Kit
• Designed specifically for car audio systems up to 1200 watts
• Made from OFC (100% Oxygen-Free Copper)
• 2 Channel RCA interconnect cables included for the audio signal connection from the receiver to the amplifier

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List price $167.99
-17% $139.99

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Available Offers (2) for Cerwin-Vega CAK42
15% off an NVX XCAP10H w/ Select Amp Kits Add a qualifying amplifier to your cart and save 15% on the NVX XCAP10H Capacitor! No code needed — discount applies automatically at checkout.
15% off an NVX XCAP1F w/ Select Amp Kits Add a qualifying amplifier to your cart and save 15% on the NVX XCAP1F Capacitor! No code needed — discount applies automatically at checkout.

Cerwin-Vega CVM1

1-Channel Vega Series Digital Bass Enhancer Driver Equalizer with Bass Remote

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1-Channel Vega Series Digital Bass Enhancer Driver Equalizer with Bass Remote

• 1 Channel digital bass enhancer
• Bass enhancement and bass driver
• PFM subsonic filter switch
• Includes dash mount remote control

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$99.99

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• 1 Channel digital bass enhancer
• Bass enhancement and bass driver
• PFM subsonic filter switch
• Includes dash mount remote control

Cerwin-Vega V15DV2

4500W Peak (1500W RMS) 15" Vega Series Dual 2-ohm Subwoofer

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4500W Peak (1500W RMS) 15" Vega Series Dual 2-ohm Subwoofer

• Peak Power: 4500 watts
• RMS Power: 1500 watts
• Impedance: Dual 2 ohm
• Carbon Fiber Polypropylene Cone
• Santoprene Rubber Surround
• Mount depth: 8.46"
• Sensitivity: 90 dB

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List price $527.99
-17% $439.99

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Cerwin-Vega SLMLC1

Line Level Volume Controller Knob for 2-Channel or Monoblock Amplifier

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Line Level Volume Controller Knob for 2-Channel or Monoblock Amplifier

• Line Level Controller with RCA Connections
• Adjusts volume of 2-channel or subwoofer amplifier
• Under-dash or console mounting

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$29.99

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• Line Level Controller with RCA Connections
• Adjusts volume of 2-channel or subwoofer amplifier
• Under-dash or console mounting

Limited time!

Cerwin-Vega CVP1400.4

1400W Peak (560W RMS) Class D CVP Series 4-Channel Car Amplifier

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1400W Peak (560W RMS) Class D CVP Series 4-Channel Car Amplifier

• 80 watts x 4 channel @ 4 ohm
• 140 watts x 4 channel @ 2 ohm
• Bridged: 290 watts x 2 channel @ 4 ohm
• Total RMS Power: 560 watts
• Class D 2 ohm Stable 4-Channel Amplifier

Save 30% off an NVX XKIT44 Amp Kit at Checkout!
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$149.99

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NVX XKIT44

$119.99

$83.99

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Cerwin-Vega VMAX12D2

2000W Peak (1000W RMS) 12” VMAXX Series Dual 2-ohm Subwoofer

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2000W Peak (1000W RMS) 12” VMAXX Series Dual 2-ohm Subwoofer

• Peak Power: 2000 watts
• RMS Power: 1000 watts
• Impedance: Dual 2 ohm
• Treated Semi-Pressed Pulped Cone
• Treated Foam Surround
• Mount depth: 6.6"
• Sensitivity: 84.8 dB

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List price $287.99
-17% $239.99

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Cerwin Vega B54

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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-17% $359.99

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Available Offers (2) for Cerwin Vega B54
FREE Belva Amp Kit at Checkout!
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.
Used from: $323.99 Like New from: $389.99
Limited time!

Cerwin-Vega CVPRO5K

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

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

• 1900 watts x 1 channel @ 4 ohm
• 3300 watts x 1 channel @ 2 ohm
• Total RMS Power: 5000 watts
• Class D 1 ohm Stable Monoblock Amplifier

Save 30% off an NVX XKIT02 Amp Kit at Checkout!
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NVX XKIT02

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$125.99

$54 Savings!

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Cerwin-Vega CVDSP66LCD

6-Channel Digital Signal Processor with LCD Display and Bluetooth

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6-Channel Digital Signal Processor with LCD Display and Bluetooth

• 6-Channel Digital Signal Processor with LCD Display
• 15 band parametric equalizer
• Fully adjustable crossovers
• Speaker delay timing alignment
• Includes external Bluetooth dongle for music streaming

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$279.99

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• 6-Channel Digital Signal Processor with LCD Display
• 15 band parametric equalizer
• Fully adjustable crossovers
• Speaker delay timing alignment
• Includes external Bluetooth dongle for music streaming

Cerwin-Vega CVP2400.4

2400W Peak (840W RMS) Class D CVP Series 4-Channel Car Amplifier

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2400W Peak (840W RMS) Class D CVP Series 4-Channel Car Amplifier

• 120 watts x 4 channel @ 4 ohm
• 210 watts x 4 channel @ 2 ohm
• Bridged: 410 watts x 2 channel @ 4 ohm
• Total RMS Power: 840 watts
• Class D 2 ohm Stable 4-Channel Amplifier

2+ offers available
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$189.99

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Available Offers (2) for Cerwin-Vega CVP2400.4
FREE Belva Amp Kit at Checkout!
Save 30% off an NVX XKIT44 Amp Kit at Checkout! Add a qualifying amplifier to your cart and save 30% on the NVX XKIT44 Amp Kit! No code needed — discount applies automatically at checkout.

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    FAQ for Universal-Fit Audio & Electronics in 1981 DeVille

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

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

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    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

    • You see only parts engineered for your exact vehicle
    • You avoid incompatible radios, speakers, or wiring
    • Installation is smoother, faster, and frustration-free
    • You get the correct accessories the first time

    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.