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2004 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 2004 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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Wet Sounds WS-BT EQ UDM-S

Under Dash Mounting Bracket for Wet Sounds WS420-SQ Equalizers (Silver)

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Under Dash Mounting Bracket for Wet Sounds WS420-SQ Equalizers (Silver)

• Under dash marine equalizer mounting bracket
• Fits Wet Sounds WS 420 SQ equalizers (Sold Separately)
• Made with tough black billet brushed metal finish
• Mounting hardware and screws included

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$169.99

Available

Ships in 10-14 days

• Under dash marine equalizer mounting bracket
• Fits Wet Sounds WS 420 SQ equalizers (Sold Separately)
• Made with tough black billet brushed metal finish
• Mounting hardware and screws included

Wet Sounds HTX-2 Amplifier + Free $100 Gift Card

600W RMS 2-Channel HTX Series Class D Full-Range Marine Amplifier (WetSounds)

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600W RMS 2-Channel HTX Series Class D Full-Range Marine Amplifier (WetSounds)

• 150 Watts RMS x 2 @ 4 ohm
• 300 Watts RMS x 2 @ 2 ohm
• 600 Watts RMS x 1 @ 4 ohm, Bridged
• Total Peak Power: 900 Watts RMS
• CEA-2006 Compliant
• Removable crossover/level control cover
• Conformal coated PCB boards
• Mono or 2 channel operation

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List price $399.99
$399.04

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• 150 Watts RMS x 2 @ 4 ohm
• 300 Watts RMS x 2 @ 2 ohm
• 600 Watts RMS x 1 @ 4 ohm, Bridged
• Total Peak Power: 900 Watts RMS
• CEA-2006 Compliant
• Removable crossover/level control cover
• Conformal coated PCB boards
• Mono or 2 channel operation

Wet Sounds REV 10 HD XW-B GRILLE

Grilles for Wet Sounds REV 10 Marine Tower Speakers (XW Black)

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Grilles for Wet Sounds REV 10 Marine Tower Speakers (XW Black)

• 10" XW-style grilles for REV 10 HD tower speakers
• Made with rugged plastic, able to withstand harsh conditions
• Includes (2) speaker grilles and (8) allen head screws

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$145.00

In stock

Only 2 Left!

• 10" XW-style grilles for REV 10 HD tower speakers
• Made with rugged plastic, able to withstand harsh conditions
• Includes (2) speaker grilles and (8) allen head screws

Wet Sounds WW-4 RED-125

125 Ft. 4 Gauge Amp Wet Wire Power Cable (Red)

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125 Ft. 4 Gauge Amp Wet Wire Power Cable (Red)

• 125 ft. 4-gauge amp wet wire power cable
• Made with 100% oxygen-free copper material
• Ultra-fine strand and soft outer jacket
• Marine and water compliant

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$679.99

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• 125 ft. 4-gauge amp wet wire power cable
• Made with 100% oxygen-free copper material
• Ultra-fine strand and soft outer jacket
• Marine and water compliant

Wet Sounds REVO 8 XS-G-SS GRILLE

Grille for Wet Sounds 8" REVO 8 Marine Subwoofers (Gray)

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Grille for Wet Sounds 8" REVO 8 Marine Subwoofers (Gray)

• 8" Gray open style grille for REVO 8 marine subwoofers
• Made with stainless steel for enhanced durability
• Ideal for marine or outdoor applications
• Easy to install and replace, no drilling required

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$64.99

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Used from: $38.99

• 8" Gray open style grille for REVO 8 marine subwoofers
• Made with stainless steel for enhanced durability
• Ideal for marine or outdoor applications
• Easy to install and replace, no drilling required

Wet Sounds WWX-RCA-6CH12FT-SHORT

12 Ft. 6-Channel Marine-Rated Wet Wire RCA Cable (Short Ends)

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12 Ft. 6-Channel Marine-Rated Wet Wire RCA Cable (Short Ends)

• 6-Channel RCA Interconnect Cables with Short Ends
• Fully-tinned Oxygen-free Copper core
• Quad-shielded design to eliminate interference
• Cable Length: 12 feet

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List price $68.99
-13% $59.99

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Ships in 10-14 days

• 6-Channel RCA Interconnect Cables with Short Ends
• Fully-tinned Oxygen-free Copper core
• Quad-shielded design to eliminate interference
• Cable Length: 12 feet

Wet Sounds WWX-RCA-6CH5FT

5 Ft. 6-Channel Marine-Rated Wet Wire RCA Cable

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5 Ft. 6-Channel Marine-Rated Wet Wire RCA Cable

• 6-Channel RCA Interconnect Cables
• Fully-tinned Oxygen-free Copper core
• Quad-shielded design to eliminate interference
• Cable Length: 5 feet

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$64.99

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Ships in 10-14 days

• 6-Channel RCA Interconnect Cables
• Fully-tinned Oxygen-free Copper core
• Quad-shielded design to eliminate interference
• Cable Length: 5 feet

Wet Sounds STEALTH XT 6-B

300W Peak 21.31" Stealth XT Series 6-Speaker Amplified Bluetooth Soundbar with Remote

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300W Peak 21.31" Stealth XT Series 6-Speaker Amplified Bluetooth Soundbar with Remote

• Peak Power: 300 watts
• Built-in D amplifier
• Weatherproof IPX-7 rating enclosure
• (6) 3" Full-range speakers
• (2) 1" tweeters
• USB playback and charging
• AUX input for smartphones and MP3
• Dimensions: 21.31" W x 3.85" H x 4.04" D

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$799.99

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• Peak Power: 300 watts
• Built-in D amplifier
• Weatherproof IPX-7 rating enclosure
• (6) 3" Full-range speakers
• (2) 1" tweeters
• USB playback and charging
• AUX input for smartphones and MP3
• Dimensions: 21.31" W x 3.85" H x 4.04" D

Wet Sounds STX MICRO-4

560W Peak Class D Stealth STX Series 4 Channel Compact Marine and Powersports Amplifier

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560W Peak Class D Stealth STX Series 4 Channel Compact Marine and Powersports Amplifier

• @ 4 ohm
• @ 2 ohm
• Bridged: @ 4 ohm
• Total RMS Power:
• Class D 2 ohm Stable 4-Channel Amplifier

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$499.99

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Ships in 10-14 days

Wet Sounds ADPREVX-B

Surface Mounting Kit for REV and ICON Series Tower Speakers (Black)

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Surface Mounting Kit for REV and ICON Series Tower Speakers (Black)

• Surface mount kit for REV and ICON series tower speakers
• Mounts speakers to a surface or with a specific adapter
• Easy installation with minimal disassembly
• Includes all necessary hardware materials

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$199.99

In stock

Only 1 Left!

• Surface mount kit for REV and ICON series tower speakers
• Mounts speakers to a surface or with a specific adapter
• Easy installation with minimal disassembly
• Includes all necessary hardware materials

Wet Sounds ADPNAUTIQUEG

Top Factory Mount Speaker Brackets for Nautique G Towers

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Top Factory Mount Speaker Brackets for Nautique G Towers

• Speaker brackets for Nautique G towers
• Installs (1) pair of tower speakers in top factory locations
• CNC machined from billet aluminum
• Mounting bolts and screws included

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$199.99

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• Speaker brackets for Nautique G towers
• Installs (1) pair of tower speakers in top factory locations
• CNC machined from billet aluminum
• Mounting bolts and screws included

Wet Sounds REV 10 HD XZ-B GRILLE

Grilles for Wet Sounds REV 10 Marine Tower Speakers (XZ Black)

REV 10 HD XZ-B GRILLE big
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Grilles for Wet Sounds REV 10 Marine Tower Speakers (XZ Black)

• 10" XZ-style grilles for REV 10 HD tower speakers
• Made with rugged plastic, able to withstand harsh conditions
• Includes (2) speaker grilles and (8) allen head screws

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$145.00

Available

Ships in 10-14 days

• 10" XZ-style grilles for REV 10 HD tower speakers
• Made with rugged plastic, able to withstand harsh conditions
• Includes (2) speaker grilles and (8) allen head screws

Wet Sounds ADP DXT-B

Bottom Factory Mounting Bracket for Malibu G4 and Illusion Towers

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Bottom Factory Mounting Bracket for Malibu G4 and Illusion Towers

• Bottom/lower mount brackets for Malibu G4 and Illusion towers
• Works with PRO80X and REV10X
• Equipped with large wiring openings to accept wiring for LED tower lighting
• Includes (2) brackets and screws

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$129.99

Available

Ships in 10-14 days

• Bottom/lower mount brackets for Malibu G4 and Illusion towers
• Works with PRO80X and REV10X
• Equipped with large wiring openings to accept wiring for LED tower lighting
• Includes (2) brackets and screws

Wet Sounds WWX-ANL150

4 to 1/0-gauge ANL or Mini-ANL Fuse Holder

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4 to 1/0-gauge ANL or Mini-ANL Fuse Holder

• 150-amp ANL / Mini-ANL Fuse Holder
• Maximum Input Gauge Size: 1/0 AWG
• Maximum Ouput Gauge Size: 1/0 AWG
• Total Number of Inputs: 1
• Total Number of Outputs: 1
• Nickel Plated material

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$23.99

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Ships in 10-14 days

• 150-amp ANL / Mini-ANL Fuse Holder
• Maximum Input Gauge Size: 1/0 AWG
• Maximum Ouput Gauge Size: 1/0 AWG
• Total Number of Inputs: 1
• Total Number of Outputs: 1
• Nickel Plated material

Wet Sounds SYN-DX6

1400W Peak Class D SYN-DX Series 6 Channel Marine Amplifier

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1400W Peak Class D SYN-DX Series 6 Channel Marine Amplifier

• 125 watts x 4 channel + 150 watts x 2 channel @ 4 ohm
• 200 watts x 4 channel + 300 watts x 2 channel @ 2 ohm
• Bridged: 400 watts x 2 channel + 600 watts x 1 channel @ 4 ohm
• Total RMS Power:
• Class D 2 ohm Stable 6-Channel Marine Amplifier

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$1,499.99

In stock

Only 1 Left!

• 125 watts x 4 channel + 150 watts x 2 channel @ 4 ohm
• 200 watts x 4 channel + 300 watts x 2 channel @ 2 ohm
• Bridged: 400 watts x 2 channel + 600 watts x 1 channel @ 4 ohm
• Total RMS Power:
• Class D 2 ohm Stable 6-Channel Marine Amplifier

Wet Sounds STEALTH AS-8

350W Peak Loaded Single 8" Sealed Amplified Marine Subwoofer Enclosure

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350W Peak Loaded Single 8" Sealed Amplified Marine Subwoofer Enclosure

• 8" Amplified Loaded Subwoofer System
• 350 watts Peak
• Built-In Class D amplifier
• Variable Bass Boost
• Wired remote bass level controller

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• 8" Amplified Loaded Subwoofer System
• 350 watts Peak
• Built-In Class D amplifier
• Variable Bass Boost
• Wired remote bass level controller

Wet Sounds STX MICRO-1

600W Peak Class D Stealth STX Series Monoblock Marine and Powersports Amplifier

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600W Peak Class D Stealth STX Series Monoblock Marine and Powersports Amplifier

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

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$429.99

Available

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Like New from: $365.49

Wet Sounds WWX-RCA-6CH12FT

12 Ft. 6-Channel Marine-Rated Wet Wire RCA Cable

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12 Ft. 6-Channel Marine-Rated Wet Wire RCA Cable

• 6-Channel RCA Interconnect Cables
• Fully-tinned Oxygen-free Copper core
• Quad-shielded design to eliminate interference
• Cable Length: 12 feet

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$69.99

In stock

Only 1 Left!

• 6-Channel RCA Interconnect Cables
• Fully-tinned Oxygen-free Copper core
• Quad-shielded design to eliminate interference
• Cable Length: 12 feet

Wet Sounds WW-8 RED-250

250 Ft. 8 Gauge Amp Wet Wire Power Cable (Red)

WW-8 RED-250 big
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250 Ft. 8 Gauge Amp Wet Wire Power Cable (Red)

• 250 ft. 8-gauge amp wet wire power cable
• Made with 100% oxygen-free copper material
• Ultra-fine strand and soft outer jacket
• Marine and water compliant

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$659.99

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Ships in 10-14 days

• 250 ft. 8-gauge amp wet wire power cable
• Made with 100% oxygen-free copper material
• Ultra-fine strand and soft outer jacket
• Marine and water compliant

Wet Sounds ADP F T-Top (White)

Fiberglass T-Top Factory Mounting Brackets with White Speaker Top Plates and Retro Kit

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Fiberglass T-Top Factory Mounting Brackets with White Speaker Top Plates and Retro Kit

• Mounting brackets for fiberglass T-top mounts
• Works with REV8X, REV8SC, REV10X, and REV10SC
• Equipped with large wiring openings to accept wiring for LED tower lighting
• Includes (2) brackets, white speaker top plates, and screws

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List price $189.99
-21% $149.99

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• Mounting brackets for fiberglass T-top mounts
• Works with REV8X, REV8SC, REV10X, and REV10SC
• Equipped with large wiring openings to accept wiring for LED tower lighting
• Includes (2) brackets, white speaker top plates, and screws

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    FAQ for Universal-Fit Audio & Electronics in 2004 DeVille

    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 2004 Cadillac DeVille?

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

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    • Owner's manual
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    • Vehicle produced after 2005: Inside driver's side door
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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.