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1983 Volkswagen Quantum

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 1983 Volkswagen Quantum

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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PAC AVS21

Two-Way Audio/Video RCA Switcher

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Two-Way Audio/Video RCA Switcher

• Switchable Positive or Negative Trigger
• Slim and Compact Design
• Plug and Play Connection

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List price $149.00
-58% $61.99

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• Switchable Positive or Negative Trigger
• Slim and Compact Design
• Plug and Play Connection

T-Spec V8-3DDC

Digital Capacitor 3.0 Farad Distribution Top

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Digital Capacitor 3.0 Farad Distribution Top

• 3.0 Farad Digital Capacitor
• Voltage Meter
• Impact Resistant Polycarbonate Cover
• Simple Mounting System

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List price $176.99
-10% $158.99

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• 3.0 Farad Digital Capacitor
• Voltage Meter
• Impact Resistant Polycarbonate Cover
• Simple Mounting System

NVX - Worth the Envy - Direct to Consumer Car Audio
Limited time!

2 Pack of 100 Amp Nickel-Plated ANL Fuse (Belva BANL100)

Two fuses per order. High quality 100 Amp ANL Fuses

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Two fuses per order. High quality 100 Amp ANL Fuses

• 100A ANL Fuse
• 2 Pack
• Nickel Plated
• Resealable Polybag
• Heavy Duty Construction

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8
List price $7.99
-50% $3.99

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• 100A ANL Fuse
• 2 Pack
• Nickel Plated
• Resealable Polybag
• Heavy Duty Construction

JL Audio FiX-86

6-Channel OEM Integration Digital Sound Processor with Automatic Time Correction

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6-Channel OEM Integration Digital Sound Processor with Automatic Time Correction

• OEM integration digital signal processor
• 24-bit DSP processor and quad 1/3 octave equalizers
• 8-input and 6-output channels
• Access four user-adjustable 10-band graphic equalizers
• 30-second single button calibration

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$529.99

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• OEM integration digital signal processor
• 24-bit DSP processor and quad 1/3 octave equalizers
• 8-input and 6-output channels
• Access four user-adjustable 10-band graphic equalizers
• 30-second single button calibration

JL Audio XD-AICDO-12

12-Foot Digital Optical Audio Cable with Toslink Connectors

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12-Foot Digital Optical Audio Cable with Toslink Connectors

•Digital Optical Audio Connection Cable
• Digital Optical Audio Connection Cable
• Built-in Toslink Connectors
• Length: 12 feet

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$69.99

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Only 1 Left!

•Digital Optical Audio Connection Cable
• Digital Optical Audio Connection Cable
• Built-in Toslink Connectors
• Length: 12 feet

T-Spec VANL

V8 SERIES ANL 1/0 AWG FUSE HOLDER

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V8 SERIES ANL 1/0 AWG FUSE HOLDER

• 1/0 AQWG Fuse Holder
• Lok-Nut style fasteners
• Water resistant

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$19.00

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• 1/0 AQWG Fuse Holder
• Lok-Nut style fasteners
• Water resistant

JL Audio XB-MGLU

Premium Series Bolt-on Master Ground Lug

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Premium Series Bolt-on Master Ground Lug

• Master Ground Lug accepts multiple ground wires
• Stainless Steel lug with plated brass contact
• Aggressive star washers provide secure connection

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$14.99

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• Master Ground Lug accepts multiple ground wires
• Stainless Steel lug with plated brass contact
• Aggressive star washers provide secure connection

Limited time!

Kicker KEYLOC® (47KEYLOC)

KEY series powered line-out converter; RoHS Compliant

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KEY series powered line-out converter; RoHS Compliant

• 2-channel active line output converter
• 2 speaker-level inputs with up to 400 watts RMS power handling
• 2 preamp-level outputs (up to 10V)

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List price $169.99
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• 2-channel active line output converter
• 2 speaker-level inputs with up to 400 watts RMS power handling
• 2 preamp-level outputs (up to 10V)

JL Audio TwK-88

8-Channel Digital Signal Processor with Digital Remote Controller

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8-Channel Digital Signal Processor with Digital Remote Controller

• 8-Channel digital signal processo
• 80 total bands of equalization
• TüN software offers quick input/output setup
• 8 RCA inputs or 1 optical input
• Includes DRC-200 digital remote control

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$579.99

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• 8-Channel digital signal processo
• 80 total bands of equalization
• TüN software offers quick input/output setup
• 8 RCA inputs or 1 optical input
• Includes DRC-200 digital remote control

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

Kicker GL712 (08GL712)

Square Grille for Kicker 12" Solo-Baric L7 Subwoofers

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Square Grille for Kicker 12" Solo-Baric L7 Subwoofers

• 12" Cast Aluminum Subwoofer Grille
• Enhances the Look of your 08 Series Kicker Solo-Baric Subwoofers
• Protects the Sub from Damage
• Gives your Woofer an Attractive Look

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$34.99

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• 12" Cast Aluminum Subwoofer Grille
• Enhances the Look of your 08 Series Kicker Solo-Baric Subwoofers
• Protects the Sub from Damage
• Gives your Woofer an Attractive Look

XS Power D1200

1500W 55Ah Absorbent Glass Mat (AGM) Powersports Battery

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1500W 55Ah Absorbent Glass Mat (AGM) Powersports Battery

• 12-volt Absorbent Glass Mat (AGM) Powersports Battery
• Sealed Absorbent Glass Mat (AGM) design
• Perfect for 1500W audio stereo systems
• Compatible with most vehicle applications

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24
List price $349.99
-26% $259.99

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Tru Spec Single 15" (1466VG)

Empty Single 15" Vented Prefabricated Enclosure for Sundown SA 15" Subwoofers

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Empty Single 15" Vented Prefabricated Enclosure for Sundown SA 15" Subwoofers

• 15" Single Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 3 cubic feet
• Compatible for Sundown SA 15V2 subwoofers (Sold separately)

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5
List price $279.99
-21% $219.99

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NVX YSW122

1600W Peak (800W RMS) 12" Y-Series Dual 2-ohm Car Subwoofer

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1600W Peak (800W RMS) 12" Y-Series Dual 2-ohm Car Subwoofer

• Peak Power: 1600 watts
• RMS Power: 800 watts
• Impedance: Dual 2 ohm
• Enhanced Pressed Paper Cone
• High Roll Foam Surround
• Mount depth: 6.5"
• Sensitivity: 85 dB

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Rockford Fosgate Power T1500-1BDCP

1500W RMS Class BD Power Series Monoblock Car Amplifier

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1500W RMS Class BD Power Series Monoblock Car Amplifier

• 1000 watts x 1 channel @ 4 ohm
• 1500 watts x 1 channel @ 2 ohm
• Total RMS Power: 1500 watts
• Class BD 1 ohm Stable Monoblock Amplifier

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Available Offers (2) for Rockford Fosgate Power T1500-1BDCP
FREE NVX Amp Kit at Checkout!
Save 30% on an NVX XKIT42 Amp Kit with Purchase! Add a qualifying amplifier to your cart and save 30% on the NVX XKIT42 Amp Kit! No code needed — discount applies automatically at checkout.
Used from: $654.49

Tru Spec 2X12SUPB (1545KE)

Empty Dual 12" Vented Prefabricated Enclosure

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Empty Dual 12" Vented Prefabricated Enclosure

• 12" Dual Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 3.50 cubic feet
• Computer-designed CNC cut

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List price $399.99
-25% $299.99

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

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NVX NSW102 Version 3 (NSW102v3)

1000W Peak (500W RMS) N-Series v3 10" Dual 2-Ohm Car Subwoofer

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1000W Peak (500W RMS) N-Series v3 10" Dual 2-Ohm Car Subwoofer

• Peak Power: 1000 watts
• RMS Power: 500 watts
• Impedance: Dual 2 ohm
• Enhanced Pressed Paper Cone
• High Roll Foam Surround
• Mount depth: 5.36"
• Sensitivity: 85 dB

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63
List price $107.99
-17% $89.99

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NVX XW4BL20

20 ft 4-Gauge EnvyFlex True Spec Oxygen-Free Copper Power and Ground Wire (Blue)

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20 ft 4-Gauge EnvyFlex True Spec Oxygen-Free Copper Power and Ground Wire (Blue)

• 20 feet 4 gauge Power and Ground Wire
• Silver-tinned OFC (100% Oxygen-Free Copper) material
• Color: Blue

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List price $89.99
-33% $59.99

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• 20 feet 4 gauge Power and Ground Wire
• Silver-tinned OFC (100% Oxygen-Free Copper) material
• Color: Blue

Cobra SC250R

3" Dual View 4K High-Definition Dash Camera with Bluetooth, WiFi and GPS

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3" Dual View 4K High-Definition Dash Camera with Bluetooth, WiFi and GPS

• 3" Dual View Dash Camera with 4K HD Video Resolution
• Includes a rear-view accessory camera
• Apple CarPlay and Android Auto support
• Loop-cycle recording
• Front Camera Resolution: 4096p x 2160p
• Rear Camera Resolution: 1920 x 1080p

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• 3" Dual View Dash Camera with 4K HD Video Resolution
• Includes a rear-view accessory camera
• Apple CarPlay and Android Auto support
• Loop-cycle recording
• Front Camera Resolution: 4096p x 2160p
• Rear Camera Resolution: 1920 x 1080p

SMD AMM-1

Audio Multimeter

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Audio Multimeter

• Measure True Amplifier Power Output
• Measure DC Voltage Drops
• Measure Common DC Voltages
• Measure Impedance of Speakers
• Measure Phase Difference

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List price $468.98
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• Measure True Amplifier Power Output
• Measure DC Voltage Drops
• Measure Common DC Voltages
• Measure Impedance of Speakers
• Measure Phase Difference

Alpine KAC-001

Universal External Accessory Control Module

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Universal External Accessory Control Module

• Universal Accessory Controller Module
• Designed to control external vehicle accessories
• Controls eight 12-volt accessories
• Pulsed, latched or momentary output configurations
• Connects to select Alpine stereos

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List price $290.00
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• Universal Accessory Controller Module
• Designed to control external vehicle accessories
• Controls eight 12-volt accessories
• Pulsed, latched or momentary output configurations
• Connects to select Alpine stereos

JL Audio PS-SWMCP-2.500

Enclosed Speaker System Swivel Mount - 2.500"

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Enclosed Speaker System Swivel Mount - 2.500"

• Low-Profile Machined Fixtures
• Mounts VeX Pods to Roll Cage
• Pipe diameter fitment: 2.500"
• Color: Black

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$179.99

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• Low-Profile Machined Fixtures
• Mounts VeX Pods to Roll Cage
• Pipe diameter fitment: 2.500"
• Color: Black

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Belva BAK44BL

4 Gauge Premium (CCA) Copper Clad Aluminum Complete 4-Channel Amplifier Wiring Kit with RCA for Amplifiers up to 1200 Watts - BLUE

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4 Gauge Premium (CCA) Copper Clad Aluminum Complete 4-Channel Amplifier Wiring Kit with RCA for Amplifiers up to 1200 Watts - BLUE

• Complete 4 Gauge Amplifier Installation Kit
• For Amplifiers Up To 1200 Watts RMS
• Premium (CCA) Copper Clad Aluminum
• Helical Twist 4-Channel RCA Cable
• ANL/Mini-ANL Fuse Holder with 80 amp fuse
• Complies to American Wire Gauge standards

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List price $79.99
-38% $49.99

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NVX VCW154v3RC

Recone Kit for VCW154v3 Version 3 Subwoofers

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Recone Kit for VCW154v3 Version 3 Subwoofers

• Kits are assembled to ensure perfect fitment and alignment
• Each kit includes all new soft moving parts
• Impedance: Dual 4-ohm
• CA glue adhesive is NOT included

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• Kits are assembled to ensure perfect fitment and alignment
• Each kit includes all new soft moving parts
• Impedance: Dual 4-ohm
• CA glue adhesive is NOT 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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List price $13.99
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• Universal Antenna Extender • Extends Antenna 48" (4 ft.)

Stinger SwitchHub (SPXSH440)

100A 4-Channel High Current Solid State Relay System

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100A 4-Channel High Current Solid State Relay System

• 4-Channel SwitchHub Solid-State Relay
• Single 40-amp output and triple 20-amp outputs
• 100-amp combined continuous capacity
• Outputs can be triggered independently

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List price $158.99
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• 4-Channel SwitchHub Solid-State Relay
• Single 40-amp output and triple 20-amp outputs
• 100-amp combined continuous capacity
• Outputs can be triggered independently

DS18 NF1

1-Channel RCA Compact Noise Filter

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1-Channel RCA Compact Noise Filter

• 1-Channel RCA Compact Noise Filter
• Number of channels: 1-Mono
• Input type: Female RCA
• Output type: Male RCA

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$22.95

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• 1-Channel RCA Compact Noise Filter
• Number of channels: 1-Mono
• Input type: Female RCA
• Output type: Male RCA

NVX VADM1 v2 (VADM1v2)

600W RMS Class D V-Series Micro Monoblock Car/Marine/Powersports Amplifier with Bass Remote

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600W RMS Class D V-Series Micro Monoblock Car/Marine/Powersports Amplifier with Bass Remote

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

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2026-07-27 11:08:20

XS Power D6500

3000W 174 Ah Absorbent Glass Mat (AGM) Car Battery

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3000W 174 Ah Absorbent Glass Mat (AGM) Car Battery

• 12-volt Absorbent Glass Mat (AGM) Car Battery
• Sealed Absorbent Glass Mat (AGM) design
• Perfect for 3000W audio stereo systems
• Compatible with many Domestic and Japanese vehicles

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List price $489.99
-18% $399.99

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PAC SNI-35

50W Peak Variable LOC

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50W Peak Variable LOC

• Adjustable Line Output Converter
• Utilize Audio Transformer for Noise Isolation
• Compatible with 2 - 40 watts RMS of Radio Output

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List price $19.00
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• Adjustable Line Output Converter
• Utilize Audio Transformer for Noise Isolation
• Compatible with 2 - 40 watts RMS of Radio Output

Limited time!

Alpine R2-W10D2

2250W Peak (750W RMS) 10" R2-Series Dual 2-ohm Car Subwoofer

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2250W Peak (750W RMS) 10" R2-Series Dual 2-ohm Car Subwoofer

• Peak Power: 2250 watts
• RMS Power: 750 watts
• Impedance: Dual 2 ohm
• Kevlar Reinforced Pulp Paper Cone
• High-Amplitude Multi-Roll (HAMR) Surround
• Mount depth: 5.92"
• Sensitivity: 82.3 dB

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List price $480.00
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NVX SDRLR1 Sound Dampening Rubber Roller

Universal Professional Heavy Duty Roller for Sound Deadening Mat

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Universal Professional Heavy Duty Roller for Sound Deadening Mat

• Universal heavy duty roller for installing sound deadening mats
• Compatible with NVX, Dynamat, and other brands
• Thick plated steel frame
• 2" solid, soft urethane rubber roller

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• Universal heavy duty roller for installing sound deadening mats
• Compatible with NVX, Dynamat, and other brands
• Thick plated steel frame
• 2" solid, soft urethane rubber roller

Sound Extreme by ECOXGEAR SEI-SEWHP2

2 ft. Extreme LEDCast Lighting Whip and Controller

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2 ft. Extreme LEDCast Lighting Whip and Controller

• Extreme LEDCast Lighting Whip Kit with Controller
• Long range RF remote, and smartphone BLE app
• Create custom lighting presets
• IP66-rated for dirt and moisture resistance
• Optional light control to vehicle's brake, reverse and turn signals

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$129.99

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• Extreme LEDCast Lighting Whip Kit with Controller
• Long range RF remote, and smartphone BLE app
• Create custom lighting presets
• IP66-rated for dirt and moisture resistance
• Optional light control to vehicle's brake, reverse and turn signals

Belva BBTR1 Pioneer, Clarion and Jensen Navigation Video Bypass

Video In Motion Bypass Module for select 2013-2017 Pioneer/Clarion/Jensen Stereos

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Video In Motion Bypass Module for select 2013-2017 Pioneer/Clarion/Jensen Stereos

•Video In Motion Bypass Module for select 2013-2017 Pioneer/Clarion/Jensen Radios
• Auto Parking Brake Bypass Interface
• Simple 3-Wire Installation
• Will Work w/Future Software Updates

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28
List price $14.99
-47% $7.99

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•Video In Motion Bypass Module for select 2013-2017 Pioneer/Clarion/Jensen Radios
• Auto Parking Brake Bypass Interface
• Simple 3-Wire Installation
• Will Work w/Future Software Updates

Axxess AXGLI-R

2-Channel RCA Ground Loop Isolator

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2-Channel RCA Ground Loop Isolator

• 2-channel RCA ground loop isolator
• Easily eliminates unwanted ground loop noise
• No need for additional adapters
• Universal vehicle application

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List price $23.99
-13% $20.99

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• 2-channel RCA ground loop isolator
• Easily eliminates unwanted ground loop noise
• No need for additional adapters
• Universal vehicle application

Limited time!

NVX XW0GR10

10 ft 1/0-Gauge EnvyFlex True Spec Oxygen-Free Copper Power and Ground Wire (Gray)

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10 ft 1/0-Gauge EnvyFlex True Spec Oxygen-Free Copper Power and Ground Wire (Gray)

• 10 feet 1/0 gauge Power and Ground Wire
• Silver-tinned OFC (100% Oxygen-Free Copper) material
• Color: Gray

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Universal Icon Universal – fits most vehicles.

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1
List price $89.99
-33% $59.99

In stock

• 10 feet 1/0 gauge Power and Ground Wire
• Silver-tinned OFC (100% Oxygen-Free Copper) material
• Color: Gray

Viper D9858V

2-Way 5-Button Remote Start and Car Alarm LED Transmitters

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2-Way 5-Button Remote Start and Car Alarm LED Transmitters

• 2-Way 5-Button Remote Start and Car Alarm LED Transmitters
• Includes (1) 2-way LED transmitter and (1) 1-way transmitter
• 1 mile range
• Compatible with Viper DS4 and DS4P security systems

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Universal Icon Universal – fits most vehicles.

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List price $249.99
-16% $209.99

In stock

Only 1 Left!

• 2-Way 5-Button Remote Start and Car Alarm LED Transmitters
• Includes (1) 2-way LED transmitter and (1) 1-way transmitter
• 1 mile range
• Compatible with Viper DS4 and DS4P security systems

JL Audio PS-SWMCP-B-2.250

2.25" Pipe Mounting Fixtures for VeX Marine Tower Speakers

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2.25" Pipe Mounting Fixtures for VeX Marine Tower Speakers

• 2.25" Pipe Mounting Fixtures for VeX Marine Tower Speakers
• Fixed mounting fixtures for PS650-VeX models
• Anodized finish with UV corrosion-resistant
• Allows mount to a variety of roll cage diameters or flat surfaces

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Universal Icon Universal – fits most vehicles.

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$179.99

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Ships in 10-14 days


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Buy 1 Select M6 Series Marine Tower Speakers and you’ll save 50% off Select Clamps in your cart


• 2.25" Pipe Mounting Fixtures for VeX Marine Tower Speakers
• Fixed mounting fixtures for PS650-VeX models
• Anodized finish with UV corrosion-resistant
• Allows mount to a variety of roll cage diameters or flat surfaces

Beat-Sonic VD2

1 Input to 2 Output Composite Video Splitter

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1 Input to 2 Output Composite Video Splitter

• 1 input for 2 output video signal splitter
• Hard aluminum body to protect the device
• Filters out incoming noises
• Small and compact size

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Universal Icon Universal – fits most vehicles.

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$85.99

In stock.

• 1 input for 2 output video signal splitter
• Hard aluminum body to protect the device
• Filters out incoming noises
• Small and compact size

NVX - Worth the Envy - Direct to Consumer Car Audio

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    FAQ for Universal-Fit Audio & Electronics in 1983 Quantum

    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 1983 Volkswagen Quantum?

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

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