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1973 Buick Century

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 1973 Buick Century

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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i-Beam TE-360-3D

Full-Car Coverage Camera and DVR System w/ 3D View and Backup Camera Features

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Full-Car Coverage Camera and DVR System w/ 3D View and Backup Camera Features

• 360 Degree Camera System
• Backup Camera Included
• DVR Records from All Four Cameras
• 3d Overhead View Available

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List price $1496.00
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• 360 Degree Camera System
• Backup Camera Included
• DVR Records from All Four Cameras
• 3d Overhead View Available

Encore WK-2+ (WK-2-PLUS)

Vehicle Alarm/Remote Start 2-Window Roll-up/down Automation Kit

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Vehicle Alarm/Remote Start 2-Window Roll-up/down Automation Kit

• Universal Vehicle Alarm/Remote Start Power Window Automation Kit
• Automatic Roll-up/down windows from your Alarm/Remote Start controller
• Can be used for sunroof
• Compatible with All Encore Remote Start and Security Systems
• Compatible with All Encore Remote Start and Security Systems

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List price $99.99
-76% $23.99

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• Universal Vehicle Alarm/Remote Start Power Window Automation Kit
• Automatic Roll-up/down windows from your Alarm/Remote Start controller
• Can be used for sunroof
• Compatible with All Encore Remote Start and Security Systems
• Compatible with All Encore Remote Start and Security Systems

Limited time!

Belva BATENT1

Single Knob Surface Mount Housing for use with BAWPL, BA2USB, BAVTM

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Single Knob Surface Mount Housing for use with BAWPL, BA2USB, BAVTM

• Single Knob Surface Mount Housing Pod
• For use with Belva BAWLK, BA2USB or BAVTM

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• Single Knob Surface Mount Housing Pod
• For use with Belva BAWLK, BA2USB or BAVTM

NVX VPRO35TW

240W Peak (120W RMS) 3.5" V-Series Pro Audio Super Slim Bullet Tweeters

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240W Peak (120W RMS) 3.5" V-Series Pro Audio Super Slim Bullet Tweeters

• 3.5" Pro Audio Bullet Tweeters
• 240 watts Peak Each
• 120 watts RMS Each
• 4 ohm Impedance

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List price $47.99
-38% $29.99

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Viper 5308V

2-Way Remote Start Keyless Entry System with 4-Button Transmitter

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2-Way Remote Start Keyless Entry System with 4-Button Transmitter

• 2-Way 5-Button Remote Car Starter
• With 4-Button Transmitter
• 1320 feet Range
• Antenna With Integrated Valet Switch & LED
• Built-in security features

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List price $379.99
-16% $319.99

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• 2-Way 5-Button Remote Car Starter
• With 4-Button Transmitter
• 1320 feet Range
• Antenna With Integrated Valet Switch & LED
• Built-in security features

Stinger SGP90300

High Power 300 Amp Circuit Breaker w/ Built-In Distribution

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High Power 300 Amp Circuit Breaker w/ Built-In Distribution

• 300 AMP Circuit Breaker
• Input Gauge Size: 0 to 4 AWG
• Maximum Output Gauge: 4 AWG

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List price $139.00
-56% $60.99

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• 300 AMP Circuit Breaker
• Input Gauge Size: 0 to 4 AWG
• Maximum Output Gauge: 4 AWG

Omega DS-2.4

Economy Door Lock Actuator

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Economy Door Lock Actuator

• Single Door Lock Actuator
• Converts Manual Doorlocks Into Power Doorlocks
• Two-Wire Reverse Polarity Operation
• Universal Mounting Hardware Included

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List price $19.99
-40% $11.99

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• Single Door Lock Actuator
• Converts Manual Doorlocks Into Power Doorlocks
• Two-Wire Reverse Polarity Operation
• Universal Mounting Hardware Included

Metra 44-EC48 Antenna Extension

48" Universal Antenna Extension Cable

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48" Universal Antenna Extension Cable

• Universal Antenna Extender • Extends Antenna 48" (4 ft.)

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• Universal Antenna Extender • Extends Antenna 48" (4 ft.)

Stinger SPT521

Gauge Reducer, 1/0 Gauge Input to 4 Gauge Pin

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Gauge Reducer, 1/0 Gauge Input to 4 Gauge Pin

• Gauge Reducer Adapter
• 1/0 Gauge Input to 4 Gauge Pin
• Deep Wire Recesses
• Ultimate Power Delivery
• Corrosion Resistant Shoc-Krome Plating

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List price $29.00
-55% $12.99

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• Gauge Reducer Adapter
• 1/0 Gauge Input to 4 Gauge Pin
• Deep Wire Recesses
• Ultimate Power Delivery
• Corrosion Resistant Shoc-Krome Plating

Belva BRT038

0/1 Gauge Ring Terminals, 3/8" Opening with Nickel Plated Brass - 5 Pieces (3 Red & 2 Black)

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0/1 Gauge Ring Terminals, 3/8" Opening with Nickel Plated Brass - 5 Pieces (3 Red & 2 Black)

• Ring Terminals
• 3/8" Opening
• 0/1 Gauge
• 3 Red & 2 Black • Nickel Plated
• Resealable Polybag

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• Ring Terminals
• 3/8" Opening
• 0/1 Gauge
• 3 Red & 2 Black • Nickel Plated
• Resealable Polybag

AudioControl AC-LGD 20

Load Generating Device and Signal Stabilizers for Non-Amplified Chrysler, Dodge, Jeep and Maserati Sound Systems

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Load Generating Device and Signal Stabilizers for Non-Amplified Chrysler, Dodge, Jeep and Maserati Sound Systems

• Load Generating Device and Signal Stabilizers
• Designed for non-amplified Dodge, Chrysler, Jeep and Maserati sound systems
• Generates load and stabilize signal from a non-amplified factory system
• Operating Impedance: 20 ohms

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List price $69.00
-57% $29.99

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• Load Generating Device and Signal Stabilizers
• Designed for non-amplified Dodge, Chrysler, Jeep and Maserati sound systems
• Generates load and stabilize signal from a non-amplified factory system
• Operating Impedance: 20 ohms

Directed 506T

Glass Break Audio Sensor

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Glass Break Audio Sensor

• Audio Sensor That Detects Attempts to Tamper with or Break Your Vehicle's Glass

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-33% $27.99

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• Audio Sensor That Detects Attempts to Tamper with or Break Your Vehicle's Glass

Stinger SGP90200

200 Amp Circuit Breaker

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200 Amp Circuit Breaker

• 200 Amp Circuit Breaker
• Dust and splash proof
• Accepts 1/0 or 4 gauge wire
• Easy reset/disconnect
• Can act as a master disconnect for circuits

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List price $139.00
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• 200 Amp Circuit Breaker
• Dust and splash proof
• Accepts 1/0 or 4 gauge wire
• Easy reset/disconnect
• Can act as a master disconnect for circuits

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Works with all subwoofer and speaker enclosures.

Universal Round Chrome-plated Terminal Cup for Speaker / Subwoofer Boxes
• Chrome-Plated Contacts
• Screw Binding Posts
• Easy to Install and Use

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-50% $3.99

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Universal Round Chrome-plated Terminal Cup for Speaker / Subwoofer Boxes
• Chrome-Plated Contacts
• Screw Binding Posts
• Easy to Install and Use

Limitless Lithium LL3.5A-MTN-HV

3.5A 15V Portable Automatic Smart Lithium High Voltage Maintainer

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3.5A 15V Portable Automatic Smart Lithium High Voltage Maintainer

• Portable Automatic Smart Lithium High Voltage Maintainer
• Lithium LTO Battery Maintainer 3.5 Amp
• Designed for charging 15 volts batteries
• Shuts off when the battery is charged
• Can be used as a "Maintainer" for all LTO and high voltage lithium batteries

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$89.00

In stock

Only 1 Left!

• Portable Automatic Smart Lithium High Voltage Maintainer
• Lithium LTO Battery Maintainer 3.5 Amp
• Designed for charging 15 volts batteries
• Shuts off when the battery is charged
• Can be used as a "Maintainer" for all LTO and high voltage lithium batteries

NVX XIV25

16.4 ft (5 meter) 2-Channel V-Series RCA Audio Interconnect Cable

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16.4 ft (5 meter) 2-Channel V-Series RCA Audio Interconnect Cable

• Shielded noise-rejecting Twisted-pair construction
• Heavy gauge OFC conductors ensure superior sound quality
• Split-tip Silver-Plated ends offer best in class signal transfer
• Molded ends equipped with colored channel identifiers

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-32% $12.99

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• Shielded noise-rejecting Twisted-pair construction
• Heavy gauge OFC conductors ensure superior sound quality
• Split-tip Silver-Plated ends offer best in class signal transfer
• Molded ends equipped with colored channel identifiers

Metra IBWRD00

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

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

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

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List price $49.99
-10% $44.99

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

NVX SDBSK2 Premium Stealth Black

91 mil 1.38 sq ft Car Speaker Sound Deadening Kit (Two 10" x 10" Sheets)

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91 mil 1.38 sq ft Car Speaker Sound Deadening Kit (Two 10" x 10" Sheets)

• 1.38 square feet sound deadening kit
• Solid black design for any stealth car audio installation
• Material Used: Vibration Dampener
• Material Thickness: 0.091
• Install Location: Speaker
• Pack includes two 10" x 10" sheets

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-20% $14.99

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• 1.38 square feet sound deadening kit
• Solid black design for any stealth car audio installation
• Material Used: Vibration Dampener
• Material Thickness: 0.091
• Install Location: Speaker
• Pack includes two 10" x 10" sheets

Single 12" Vented MDF Subwoofer Enclosure (Belva 1SV12B)

12-inch Vented Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (1.8 cu ft airspace 1SV12B)

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12-inch Vented Car Sub Box Made with 3/4" MDF and lined w/ Polyfil (1.8 cu ft airspace 1SV12B)

• Single 12" Vented MDF Enclosure
• Holds one 12" subwoofer
• 3/4 MDF (Medium Density Fiberboard) Construction
• Durable black carpeting
• Gold Terminals
• Internal Box Volume: 1.8 cubic ft.

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List price $95.99
-17% $79.99

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Tru Spec Dual 12in P (1460YX)

Empty Dual 12" Vented Prefabricated Enclosure for Sundown SA 12" Subwoofers

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Empty Dual 12" Vented Prefabricated Enclosure for Sundown SA 12" Subwoofers

• 12" Dual Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 3.50 cubic feet
• Compatible for Sundown SA 12V2 subwoofers (Sold separately)

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List price $299.99
-22% $234.99

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    FAQ for Universal-Fit Audio & Electronics in 1973 Century

    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 1973 Buick Century?

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

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    • Owner's manual
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    • Vehicle produced after 2005: Inside driver's side door
    • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
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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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    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.