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1978 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 1978 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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Belva BST408

Pair of 4 Gauge Spade Terminals, #8 Opening with Nickel Plated Brass (1 Black & 1 Red)

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Pair of 4 Gauge Spade Terminals, #8 Opening with Nickel Plated Brass (1 Black & 1 Red)

• Spade Terminals
• 4 Gauge
• 1 Red & 1 Black
• Nickel Plated
• Resealable Polybag

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7
List price $3.99
-50% $1.99

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• Spade Terminals
• 4 Gauge
• 1 Red & 1 Black
• Nickel Plated
• Resealable Polybag

Sundown Audio U-6.5SW D4 6.5" (U65SWD4)

1000W Peak (500W RMS) 6.5" U Series Dual 4-ohm Car Subwoofer (SW-UV16.5D4)

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1000W Peak (500W RMS) 6.5" U Series Dual 4-ohm Car Subwoofer (SW-UV16.5D4)

• Peak Power: 1000 watts
• RMS Power: 500 watts
• Impedance: Dual 4 ohm
• Pressed Paper Cone
• Double-Stitched Surround
• Mount depth: 5.71"
• Sensitivity: 78.14 dB

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List price $239.99
-17% $199.99

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MTX 5510-44

800W Peak (400W RMS) 10" 55 Series Dual 4-ohm Car Subwoofer

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800W Peak (400W RMS) 10" 55 Series Dual 4-ohm Car Subwoofer

• Peak Power: 800 watts
• RMS Power: 400 watts
• Impedance: Dual 4 ohm
• Polypropylene Cone
• Rubber Surround
• Mount depth: 5.625"
• Sensitivity: 83.5 dB

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$189.95

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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
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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

Kicker DL7S122 (44DL7S122)

3000W Peak (1500W RMS) Loaded Dual 12" Vented Enclosure

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3000W Peak (1500W RMS) Loaded Dual 12" Vented Enclosure

• Ported enclosure with 2 12" Solo-Baric L7S Series Subwoofer
• 1500 watts RMS (3000 watts Peak)
• Final Impedance: 2-ohm
• Dimensions: 33-3/4" L x 16" H x 16-1/4" W x 19-1/2" W2

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14
List price $949.99
-11% $849.99

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Stinger SSVLP0BL

50 ft. 1/0 Gauge Power Wire (Matte Blue)

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50 ft. 1/0 Gauge Power Wire (Matte Blue)

• 50 feet 1/0 gauge Power Wire
• CCA (Copper-Clad Aluminum) material
• Ultra flexible CCA cable construction
• Color: Matte Blue

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List price $269.00
-37% $169.00

In stock

• 50 feet 1/0 gauge Power Wire
• CCA (Copper-Clad Aluminum) material
• Ultra flexible CCA cable construction
• Color: Matte Blue

NVX XIV65

16.4 ft (5 meter) 6-Channel V-Series RCA Audio Interconnect Cable

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16.4 ft (5 meter) 6-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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List price $49.99
-40% $29.99

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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

NVX XWS1650

50 ft 16-Gauge EnvyFlex 100% Oxygen Free Copper (OFC) Speaker Wire (Blue/Gray)

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50 ft 16-Gauge EnvyFlex 100% Oxygen Free Copper (OFC) Speaker Wire (Blue/Gray)

• True Spec 16 gauge EnvyFlex Speaker Wire
• Silver-tinned OFC (100% Oxygen-Free Copper) material
• Color: Blue and Gray
• Twisted-pair technology eliminates noise

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List price $39.99
-25% $29.99

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• True Spec 16 gauge EnvyFlex Speaker Wire
• Silver-tinned OFC (100% Oxygen-Free Copper) material
• Color: Blue and Gray
• Twisted-pair technology eliminates noise

Limitless Lithium LL-IR500A

500A Battery Isolator and Relay

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500A Battery Isolator and Relay

• 500-amp Relay and Battery Isolator
• High current isolation relay designed for adding a secondary battery
• Prevents primary battery discharge when the vehicle engine is off
• Maximum Contact Rating: 500 amps
• Mechanical Life Cycle: 100000

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$79.00

In stock

Only 1 Left!

• 500-amp Relay and Battery Isolator
• High current isolation relay designed for adding a secondary battery
• Prevents primary battery discharge when the vehicle engine is off
• Maximum Contact Rating: 500 amps
• Mechanical Life Cycle: 100000

(2) Alpine W10S4 10" Bass Subwoofers + Belva 3000W Amplifier + 4 Gauge Amp Kit

750W Max 10" Single 4 ohm Car Subwoofer Package (Includes 2 Subs, Amp, and Amp Kit)

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750W Max 10" Single 4 ohm Car Subwoofer Package (Includes 2 Subs, Amp, and Amp Kit)

• 750W Max
• 250W RMS
• Polypropylene-Mica cone
• High-excursion poly-foam surround
• High-strength custom steel frame
• Progressive Wavelit Ribs (P.W.R.) cone design

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82
List price $489.98
-26% $364.88

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• 750W Max
• 250W RMS
• Polypropylene-Mica cone
• High-excursion poly-foam surround
• High-strength custom steel frame
• Progressive Wavelit Ribs (P.W.R.) cone design

Omega AU-94TM

Dual Zone Proximity Sensor

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Dual Zone Proximity Sensor

• Dual Zone Proximity Sensor
• Dual zone sensing
• Protects both inside and outside of the vehicle
• Each zone is independently adjustable
• LED sensitivity test light
• Pre-wired 4-pin plug allows easy connection to all Omega systems

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List price $73.99
-51% $35.99

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• Dual Zone Proximity Sensor
• Dual zone sensing
• Protects both inside and outside of the vehicle
• Each zone is independently adjustable
• LED sensitivity test light
• Pre-wired 4-pin plug allows easy connection to all Omega systems

Limited time!

NVX XUBT4 Universal Bluetooth Receiver and Remote Control

X Series Marine Grade Bluetooth Audio Controller/Receiver with Membrane Switchpad for Cars, Trucks, Motorcycles, ATVs & Boats (X-Series)

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X Series Marine Grade Bluetooth Audio Controller/Receiver with Membrane Switchpad for Cars, Trucks, Motorcycles, ATVs & Boats (X-Series)

• Marine Grade Bluetooth Audio Controller/Receiver
• Designed for marine and powersports applications
• Bluetooth version 4.0
• Delivers CD-like sound quality wirelessly
• Membrane Switchpad

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List price $62.49
-20% $49.99

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Used from: $42.99

• Marine Grade Bluetooth Audio Controller/Receiver
• Designed for marine and powersports applications
• Bluetooth version 4.0
• Delivers CD-like sound quality wirelessly
• Membrane Switchpad

JL Audio JD1000/1

1000W RMS Class D JD Series Monoblock Car Amplifier

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1000W RMS Class D JD Series Monoblock Car Amplifier

• 600 watts x 1 channel @ 4 ohm
• 1000 watts x 1 channel @ 2 ohm
• Total RMS Power: 1000 watts
• Class D 2 ohm Stable Monoblock Amplifier

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$429.99

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Used from: $365.49

Wet Sounds ZERO 12 ENC

Empty Single 12" Sealed Enclosure for ZERO 12 Subwoofers

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Empty Single 12" Sealed Enclosure for ZERO 12 Subwoofers

• 12" Single Sealed Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Includes hardware to connect multiple ZERO 12 ENC boxes

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$369.99

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Only 1 Left!

• 12" Single Sealed Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Includes hardware to connect multiple ZERO 12 ENC boxes

Kicker 49ST3TRK (ST3TW)

1" Bullet Tweeter Recone Kit for Kicker ST 1" Bullet Tweeter

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1" Bullet Tweeter Recone Kit for Kicker ST 1" Bullet Tweeter

• Aluminum diaphragm recone kit
• Designed for Kicker ST3TW bullet tweeter
• Field replaceable - no glue required.

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-33% $19.99

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• Aluminum diaphragm recone kit
• Designed for Kicker ST3TW bullet tweeter
• Field replaceable - no glue required.

JL Audio 12W3v3-4

500W RMS 12" W3v3 Series Single 4-ohm Car Subwoofer

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500W RMS 12" W3v3 Series Single 4-ohm Car Subwoofer

• RMS Power: 500 watts
• Impedance: Single 4 ohm
• Mineral-Filled Polypropylene Cone
• Nitrile Butadiene Rubber NBR Surround
• Mount depth: 6.65"
• Sensitivity: 87.15 dB

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$469.99

In stock

Used from: $365.51

XS Power Titan8 (PWR-S6-3400)

6000W 10Ah Lithium Titanate Oxide (LTO) Battery

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6000W 10Ah Lithium Titanate Oxide (LTO) Battery

• 14-volt Lithium Battery
• Sealed Lithium Titanate Oxide (LTO) design
• Perfect for up to 6000-watt audio systems

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$699.99

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• 14-volt Lithium Battery
• Sealed Lithium Titanate Oxide (LTO) design
• Perfect for up to 6000-watt audio systems

Stinger SPT5503

PRO Series Classic Banana Plug Dual Terminal w/ Shoc-Krome Plating and Black Plastic Clip (1/pack)

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PRO Series Classic Banana Plug Dual Terminal w/ Shoc-Krome Plating and Black Plastic Clip (1/pack)

• Accepts Up To 8 Gauge
• Dual Red Molded Design
• Compression Style Connection
• Expandable Quick Connection
• Shoc-Krome Plating

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• Accepts Up To 8 Gauge
• Dual Red Molded Design
• Compression Style Connection
• Expandable Quick Connection
• Shoc-Krome Plating

Fortin EVO-ONE

All-In-One Remote Starter, Alarm, Immobilizer Bypass and Data Interface Module

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All-In-One Remote Starter, Alarm, Immobilizer Bypass and Data Interface Module

• Easily Interface a Vehicle with an All-In-One Solution
• Preloaded Interface Module with Remote Start Technology
• Compatible with Most Protocols, RF-Kits and Telematic Modules
• Equipped with 5 Built-In Relays
• Hassle-Free Installation

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• Easily Interface a Vehicle with an All-In-One Solution
• Preloaded Interface Module with Remote Start Technology
• Compatible with Most Protocols, RF-Kits and Telematic Modules
• Equipped with 5 Built-In Relays
• Hassle-Free Installation

Limited time!

NVX XQC301 Quick Charge 3.0 Car Charger with LED Digital Voltmeter

QC 3.0 Fast Charging 12V/24V 36W Aluminum Waterproof Socket Power Output Adapter with On/Off Switch

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QC 3.0 Fast Charging 12V/24V 36W Aluminum Waterproof Socket Power Output Adapter with On/Off Switch

• Features Qualcomm Quick Charge 3.0 - Can replace your cigarette lighter socket or add as a new one
• Charges devices 4x faster than conventional charging
• Compatible with most 12/24V charging systems
• Can be used nearly any application (Car/Truck/SUV/ATV/UTV/RV/Motorcycle/Marine)
• Digital Volt Indicator display the status of your battery or your charging system

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• Features Qualcomm Quick Charge 3.0 - Can replace your cigarette lighter socket or add as a new one
• Charges devices 4x faster than conventional charging
• Compatible with most 12/24V charging systems
• Can be used nearly any application (Car/Truck/SUV/ATV/UTV/RV/Motorcycle/Marine)
• Digital Volt Indicator display the status of your battery or your charging system

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    FAQ for Universal-Fit Audio & Electronics in 1978 Century

    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 1978 Buick Century?

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

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