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2001 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 2001 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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Metra 44-EC144 Antenna Extension

12 ft. (144") Antenna Extension Cable with Impedance Matching Capacitors

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12 ft. (144") Antenna Extension Cable with Impedance Matching Capacitors

• Extension cable perfect when installing an FM modulated multi-disc CD changer, or other FM modulated tuner like a Satellite Radio box
• Also works with hideaway "brain" units from multimedia receivers

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List price $16.99
-41% $9.99

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Only 2 Left!

• Extension cable perfect when installing an FM modulated multi-disc CD changer, or other FM modulated tuner like a Satellite Radio box
• Also works with hideaway "brain" units from multimedia receivers

Metra OH-UNI01

Empty Dual 6.5" Speakers and Single DIN Stereo Overhead Console Enclosure

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Empty Dual 6.5" Speakers and Single DIN Stereo Overhead Console Enclosure

• Empty Dual 6.5" Speakers and Single DIN Radio Overhead Console Enclosure
• Durable ABS plastic construction and matte black finish
• Paintable for custom installation
• Water-resistant design

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List price $128.99
-10% $115.99

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• Empty Dual 6.5" Speakers and Single DIN Radio Overhead Console Enclosure
• Durable ABS plastic construction and matte black finish
• Paintable for custom installation
• Water-resistant design

Metra 109-UN02 Universal Dashkit for DMHWC6600NEX

Required to install a new Pioneer DMH-WC6600NEX (Additional Specifc-fit Dashkit Required)

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Required to install a new Pioneer DMH-WC6600NEX (Additional Specifc-fit Dashkit Required)

• Double-DIN Dash Kit
• Painted scratch-resistant black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

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List price $103.99
-39% $62.99

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• Double-DIN Dash Kit
• Painted scratch-resistant black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

Metra MPS-RCLOC

Polaris Ride Command Audio Adapter for Select Polaris RZR, Ranger and General Vehicles

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Polaris Ride Command Audio Adapter for Select Polaris RZR, Ranger and General Vehicles

• Polaris Ride Command Audio Adapter
• Compatible with select Polaris RZR, Ranger and General models
• Retains the factory Ride Command as source unit
• Utilizes built-in crossovers from Ride Command
• Harness plugs in to any amp (AMP-1, AMP-2, AMP-3) with RCA inputs

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List price $36.00
-22% $27.99

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• Polaris Ride Command Audio Adapter
• Compatible with select Polaris RZR, Ranger and General models
• Retains the factory Ride Command as source unit
• Utilizes built-in crossovers from Ride Command
• Harness plugs in to any amp (AMP-1, AMP-2, AMP-3) with RCA inputs

Metra IBR146

SAE Top Post Battery Terminals (Sold as Pair)

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SAE Top Post Battery Terminals (Sold as Pair)

• SAE Top Post Battery Terminals
• Pair of positive or negative battery clamps
• Top-mounted or side-mounted options
• Machined brass construction with satin chrome finish

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List price $53.99
-11% $47.99

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• SAE Top Post Battery Terminals
• Pair of positive or negative battery clamps
• Top-mounted or side-mounted options
• Machined brass construction with satin chrome finish

Metra 44-US401

31" Universal Replacement Antenna

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31" Universal Replacement Antenna

• 31" Universal Replacement Antenna
• Provides radio reception to your vehicle
• 3-section removable heavy-duty stainless-steel mast
• 60" detachable cable

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List price $64.99
-40% $38.99

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• 31" Universal Replacement Antenna
• Provides radio reception to your vehicle
• 3-section removable heavy-duty stainless-steel mast
• 60" detachable cable

Metra 107-UN02 Dash Kit

Install a new Double-DIN car stereo (Matte Black)

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Install a new Double-DIN car stereo (Matte Black)

• Double-DIN Dash Kit
• Painted scratch-resistant matte black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

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List price $85.99
-41% $50.99

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Only 2 Left!

• Double-DIN Dash Kit
• Painted scratch-resistant matte black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

Metra 99-9000

Universal Underdash Stereo Installation Enclosure

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Universal Underdash Stereo Installation Enclosure

• Universal Underdash CD Housing
• Premium underdash housing fully encloses the unit
• Quick conversion from 2-Shaft to DIN
• High-grade ABS Plastic

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-12% $29.99

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• Universal Underdash CD Housing
• Premium underdash housing fully encloses the unit
• Quick conversion from 2-Shaft to DIN
• High-grade ABS Plastic

Metra 44-UA42 Antenna

Shark Fin Style Roof Mount Universal Amplified AM/FM Antenna

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Shark Fin Style Roof Mount Universal Amplified AM/FM Antenna

• Roof Mount Amplified Antenna
• Shark fin design for sleek installation
• Color: Black

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List price $166.99
-40% $99.99

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• Roof Mount Amplified Antenna
• Shark fin design for sleek installation
• Color: Black

Metra 95-9999

Double DIN Stereo Installation Trim Kit

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Double DIN Stereo Installation Trim Kit

• Universal 4" Double DIN Installation Trim Kit
• Accommodates ISO double DIN mount
• Painted to match factory dash color
• High-Grade ABS plastic construction
• Factory style texture

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List price $33.99
-59% $13.99

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• Universal 4" Double DIN Installation Trim Kit
• Accommodates ISO double DIN mount
• Painted to match factory dash color
• High-Grade ABS plastic construction
• Factory style texture

Metra 44-EC24 Antenna Extension

24" Universal Antenna Extension Cable

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24" Universal Antenna Extension Cable

• Universal Antenna Extender • Extends Antenna 24" (2 ft.)

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-33% $7.99

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Ships in 10-14 days

• Universal Antenna Extender • Extends Antenna 24" (2 ft.)

Metra 89-30-0250

Universal DIN 1/4" Border Trim

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Universal DIN 1/4" Border Trim

• Universal DIN 1/4" Border Trim
• Painted to match factory dash color
• High-Grade ABS plastic construction
• Factory style texture

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List price $7.99
-27% $5.81

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• Universal DIN 1/4" Border Trim
• Painted to match factory dash color
• High-Grade ABS plastic construction
• Factory style texture

Metra IBWRD04

Dual 1/0-Gauge to Single 4-Gauge Input Wire Reducers

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Dual 1/0-Gauge to Single 4-Gauge Input Wire Reducers

• Dual 1/0-gauge input and output to 4-gauge wire reducer
• Machined brass construction with Chrome finish
• Designed for aftermarket audio upgrades in any vehicle

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List price $47.99
-10% $42.99

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Ships in 10-14 days

• Dual 1/0-gauge input and output to 4-gauge wire reducer
• Machined brass construction with Chrome finish
• Designed for aftermarket audio upgrades in any vehicle

Metra 44-UL105 Antenna

1-3/4" Top Mount Universal Locking Antenna For Select BMW, Mercedes, Jaguar, Peugeot, and Porsche

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1-3/4" Top Mount Universal Locking Antenna For Select BMW, Mercedes, Jaguar, Peugeot, and Porsche

• Replacement Locking Antenna for Select Vehicles
• 37" 5-Section Black Retractable Mast
• 48" Cable

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-72% $18.99

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• Replacement Locking Antenna for Select Vehicles
• 37" 5-Section Black Retractable Mast
• 48" Cable

Metra RGB-PT2

6" 5-pin RGB Pigtail Harness for RGB-CB2

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6" 5-pin RGB Pigtail Harness for RGB-CB2

• 6" 4-pin RGBW hardwire pigtail adapter
• Designed for use with Metra RGB-CB2 (Sold separately)

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List price $6.99
-14% $5.99

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• 6" 4-pin RGBW hardwire pigtail adapter
• Designed for use with Metra RGB-CB2 (Sold separately)

Metra MPS-ECRGB36

36" RGB LED Extension with RGB-CB2

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36" RGB LED Extension with RGB-CB2

• 36" RGBW LED wire extension
• Male micro-DIN 5-pin and female micro-DIN 5-pin connectors
• Designed for use with Metra RGBW-CB2 (Sold separately)

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List price $9.99
-10% $8.99

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• 36" RGBW LED wire extension
• Male micro-DIN 5-pin and female micro-DIN 5-pin connectors
• Designed for use with Metra RGBW-CB2 (Sold separately)

Metra 95-9000

Universal Double DIN Housing Installation Dash Kit

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Universal Double DIN Housing Installation Dash Kit

• Universal Double DIN housing
• Designed for the installation of Double DIN radio
• Can be mounted on top or underneath any surface

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List price $36.99
-35% $23.99

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• Universal Double DIN housing
• Designed for the installation of Double DIN radio
• Can be mounted on top or underneath any surface

Metra 82-4401

Universal 1/2" Speaker Adapter 6" to 6-3/4"

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Universal 1/2" Speaker Adapter 6" to 6-3/4"

• Universal 1/2" Speaker Adapter
• Color: Black
• High Grade ABS Plastic Construction
• Factory Matched Texture Style

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List price $34.99
-49% $17.99

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• Universal 1/2" Speaker Adapter
• Color: Black
• High Grade ABS Plastic Construction
• Factory Matched Texture Style

Metra 44-SHSH Antenna

8" Black Replacement Antenna Mast with 12 Adapters

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8" Black Replacement Antenna Mast with 12 Adapters

• 8" Black replacement antenna mast
• Fits into the original antenna location for AM/FM stations
• Easy removable mast design
• Includes 12 adapters to fit stereo connections

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List price $55.99
-54% $25.99

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• 8" Black replacement antenna mast
• Fits into the original antenna location for AM/FM stations
• Easy removable mast design
• Includes 12 adapters to fit stereo connections

Metra 89-30-3900

Universal 3/8" Single-DIN Spacer

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Universal 3/8" Single-DIN Spacer

• Universal 3/8" Single DIN Spacer
• Accommodates ISO single DIN mount
• Painted to match factory dash color
• High-Grade ABS plastic construction
• Factory style texture

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List price $7.99
-19% $6.50

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• Universal 3/8" Single DIN Spacer
• Accommodates ISO single DIN mount
• Painted to match factory dash color
• High-Grade ABS plastic construction
• Factory style texture

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    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 2001 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
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    • Installation is smoother, faster, and frustration-free
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    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.