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1966 Cadillac Eldorado

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 1966 Cadillac Eldorado

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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AmmoTenna 20COP

2.75" Universal 7.62mm Caliber Replica Antenna Mast with Adaptors (Gold)

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2.75" Universal 7.62mm Caliber Replica Antenna Mast with Adaptors (Gold)

• 2.75" Universal 7.62mm caliber replica antenna mast
• Made with durable billet aluminum construction
• Includes 10 adapters and rubber washer
• Simple screw-on installation, requires no vehicle modification
• Antenna mast color: Gold (Bright Copper)

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List price $28.99
-10% $25.99

Available

Ships in 10-14 days

• 2.75" Universal 7.62mm caliber replica antenna mast
• Made with durable billet aluminum construction
• Includes 10 adapters and rubber washer
• Simple screw-on installation, requires no vehicle modification
• Antenna mast color: Gold (Bright Copper)

Metra 44-UA50 Antenna

Amplified Antenna for AM/FM Bands

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Amplified Antenna for AM/FM Bands

• European Amplified Antenna for AM/FM
• 8" 3-Section Black Retractable Mast

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List price $96.99
-66% $32.99

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Ships in 10-14 days

• European Amplified Antenna for AM/FM
• 8" 3-Section Black Retractable Mast

Metra 44-UP58 Antenna

Replacement Antenna for Select Universal Pillar Mount Applications

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Replacement Antenna for Select Universal Pillar Mount Applications

• Pillar Mount Replacement Antenna for AM/FM Bands
• 50" 3-Section Retractable Mast

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3
List price $46.99
-11% $41.99

In stock

• Pillar Mount Replacement Antenna for AM/FM Bands
• 50" 3-Section Retractable Mast

Metra 44-UT03R Antenna

Universal Rubber Replacement Antenna for AM/FM Bands

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Universal Rubber Replacement Antenna for AM/FM Bands

• Universal Rubber Replacement Antenna for AM/FM Bands
• 14" Removable Black Conductive Rubber Mast

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2
List price $53.99
-59% $21.99

In stock

Only 2 Left!

• Universal Rubber Replacement Antenna for AM/FM Bands
• 14" Removable Black Conductive Rubber Mast

Metra 44-US30 Antenna

Side/Top Mount Replacement Antenna for AM/FM Bands

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Side/Top Mount Replacement Antenna for AM/FM Bands

• Side/Top Mount Antenna for 1" Hole Split Ball Applications
• 31" 1-Section Mast with Spring

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2
List price $57.99
-48% $29.99

In stock

• Side/Top Mount Antenna for 1" Hole Split Ball Applications
• 31" 1-Section Mast with Spring

Metra 44-US71 Antenna

Side/Top Mount Universal Replacement Antenna for AM/FM Bands

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Side/Top Mount Universal Replacement Antenna for AM/FM Bands

• Universal Side/Top Mount Replacement Antenna for AM/FM Bands
• Designed For 4-Hole Applications
• 31" 1-Section Stainless Steel Mast

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2
List price $79.99
-10% $71.99

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Only 1 Left!

• Universal Side/Top Mount Replacement Antenna for AM/FM Bands
• Designed For 4-Hole Applications
• 31" 1-Section Stainless Steel Mast

Metra 44-RMCFR3 Antenna

13" Carbon Fiber Replacement Antenna Mast with Adapters

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13" Carbon Fiber Replacement Antenna Mast with Adapters

• 13" Carbon fiber printed replacement antenna mast
• Fits into the original antenna location for AM/FM stations
• Easy removable mast design
• Includes adapters to fit stereo connections

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$25.79

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Ships in 10-14 days

• 13" Carbon fiber printed replacement antenna mast
• Fits into the original antenna location for AM/FM stations
• Easy removable mast design
• Includes adapters to fit stereo connections

Metra 44-UA25 Antenna

On-Glass Micro Screen AM/FM Antenna

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On-Glass Micro Screen AM/FM Antenna

• On-Glass Hide-Away Micro Screen AM/FM Antenna
• 54" Cable

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List price $73.99
-42% $42.99

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Ships in 10-14 days

• On-Glass Hide-Away Micro Screen AM/FM Antenna
• 54" Cable

Metra 44-UT91 Antenna

31" Narrow Base Antenna with 72" Cable for

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31" Narrow Base Antenna with 72" Cable for

• 31" Replacement antenna for
• Designed for narrow fender applications
• Includes 72" (183cm) cable

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List price $48.99
-39% $29.99

In stock

Only 2 Left!

• 31" Replacement antenna for
• Designed for narrow fender applications
• Includes 72" (183cm) cable

Metra MPS-RWHIP6 Antenna

Red Single Color LED Whip Antenna - 6FT

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Red Single Color LED Whip Antenna - 6FT

• Retains a detatchable base
• Polycarbonate cover is virtually unbreakable

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List price $81.99
$78.99

In stock

Only 1 Left!

• Retains a detatchable base
• Polycarbonate cover is virtually unbreakable

Metra MPS-BWHIP6 Antenna

BLUE SINGLE COLOR LED WHIP ANTENNA - 6FT

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BLUE SINGLE COLOR LED WHIP ANTENNA - 6FT

• Polycarbonate cover is virtually unbreakable
• Detachable base
• Flag included

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List price $139.00
-33% $92.99

In stock

Only 2 Left!

• Polycarbonate cover is virtually unbreakable
• Detachable base
• Flag included

AmmoTenna ARCF

9" Universal Arrow-Style Replica Antenna Mast with Adaptors (Carbon Fiber)

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9" Universal Arrow-Style Replica Antenna Mast with Adaptors (Carbon Fiber)

• 9" Universal arrow-style replica antenna mast
• Made with durable fiberglass construction
• Includes 10 adapters and rubber washer
• Simple screw-on installation, requires no vehicle modification
• Antenna mast color/design: Carbon Fiber

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List price $26.99
-11% $23.99

Available

Ships in 10-14 days

• 9" Universal arrow-style replica antenna mast
• Made with durable fiberglass construction
• Includes 10 adapters and rubber washer
• Simple screw-on installation, requires no vehicle modification
• Antenna mast color/design: Carbon Fiber

Metra 44-US19 Antenna

Side/Top Mount Replacement Antenna for AM/FM Bands

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Side/Top Mount Replacement Antenna for AM/FM Bands

• Side/Top Mount Antenna for 1" Hole Split Ball Applications
• 53" 3-Section Mast with Spring

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Universal – fits most vehicles.
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5
List price $66.99
-55% $29.99

Available

Ships in 10-14 days

• Side/Top Mount Antenna for 1" Hole Split Ball Applications
• 53" 3-Section Mast with Spring

Metra 44-US13 Antenna

Side/Top Mount Replacement Antenna for AM/FM Bands

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Side/Top Mount Replacement Antenna for AM/FM Bands

• Side/Top Mount Antenna for 1" Hole Split Ball Applications
• 53" 3-Section Mast with Spring
• Color: Chrome

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Universal – fits most vehicles.
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List price $64.99
-42% $37.99

In stock

• Side/Top Mount Antenna for 1" Hole Split Ball Applications
• 53" 3-Section Mast with Spring
• Color: Chrome

Metra 44-UA46 Antenna

Amplified Electronic Roof Mount Antenna

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Amplified Electronic Roof Mount Antenna

• Amplified Electronic Roof Mountable Antenna
• 3dB Gain • For AM/FM Bands

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List price $129.99
-55% $58.99

Available

Ships in 10-14 days

• Amplified Electronic Roof Mountable Antenna
• 3dB Gain • For AM/FM Bands

Wet Sounds WWX-ANTW

30" AM/FM Antenna for Aftermarket Marine Stereos and Source Units

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30" AM/FM Antenna for Aftermarket Marine Stereos and Source Units

• 30" AM/FM antenna for aftermarket marine stereos
• Improves the AM/FM reception of your source unit
• Flexible wire design
• Pre-terminated ring terminal for an easy and clean installation

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$13.99

In stock

Only 2 Left!

• 30" AM/FM antenna for aftermarket marine stereos
• Improves the AM/FM reception of your source unit
• Flexible wire design
• Pre-terminated ring terminal for an easy and clean installation

Metra 44-RMSR

7" Rubber OEM Replacement Antenna Mast with Adaptors

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7" Rubber OEM Replacement Antenna Mast with Adaptors

• 7" Universal replacement antenna mast
• Includes 12 adapters for universal fitment on domestic and import vehicles
• Durable, weather-resistant construction with OEM matte black finish
• Quick and easy screw-on installation for roof or fender mounts

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List price $47.99
-10% $42.99

In stock

Only 1 Left!

• 7" Universal replacement antenna mast
• Includes 12 adapters for universal fitment on domestic and import vehicles
• Durable, weather-resistant construction with OEM matte black finish
• Quick and easy screw-on installation for roof or fender mounts

Metra MPS-FOWWHIP4 Antenna

White Single Color Fiber Optic Whip Antenna - 4FT

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White Single Color Fiber Optic Whip Antenna - 4FT

• Retains a detatchable base
• Polycarbonate cover is virtually unbreakable
• Detachable base

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Universal – fits most vehicles.
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$82.99

In stock

Only 1 Left!

• Retains a detatchable base
• Polycarbonate cover is virtually unbreakable
• Detachable base

JL Audio XMD-WHTANT-AM/FM

Motorola-style Male Plug Marine Hideaway AM/FM Antenna

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Motorola-style Male Plug Marine Hideaway AM/FM Antenna

• Motorola-style Marine Hideaway AM/FM Antenna
• Works with most aftermarket stereos
• Marine-grade materials
• Standard Motorola-type male plug
• Antenna Color: White

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$34.99

Available

Ships in 10-14 days

• Motorola-style Marine Hideaway AM/FM Antenna
• Works with most aftermarket stereos
• Marine-grade materials
• Standard Motorola-type male plug
• Antenna Color: White

AmmoTenna 30FB

4.25" Universal .30 Caliber Replica Antenna Mast with Adaptors (Flat Black)

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4.25" Universal .30 Caliber Replica Antenna Mast with Adaptors (Flat Black)

• 4.25" Universal .30 caliber replica antenna mast
• Made with durable billet aluminum construction
• Includes 10 adapters and rubber washer
• Simple screw-on installation, requires no vehicle modification
• Antenna mast color: Flat Black

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Universal – fits most vehicles.
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List price $32.99
-12% $28.99

Available

Ships in 10-14 days

• 4.25" Universal .30 caliber replica antenna mast
• Made with durable billet aluminum construction
• Includes 10 adapters and rubber washer
• Simple screw-on installation, requires no vehicle modification
• Antenna mast color: Flat Black

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    FAQ for Universal-Fit Audio & Electronics in 1966 Eldorado

    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 1966 Cadillac Eldorado?

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

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

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