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1990 Mitsubishi Eclipse

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 1990 Mitsubishi Eclipse

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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NVX XKIT42

Full Spec 4 Gauge 100% (OFC) Oxygen Free Copper Complete 2-Channel Amplifier Wiring Kit with RCA for Amplifiers up to 1500 Watts

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Full Spec 4 Gauge 100% (OFC) Oxygen Free Copper Complete 2-Channel Amplifier Wiring Kit with RCA for Amplifiers up to 1500 Watts

• Complete 4 Gauge Amplifier Installation Kit
• For Amplifiers Up To 1500 Watts RMS
• 100% (OFC) Oxygen Free Copper
• Dual Twisted Pair 2-Channel RCA Cable
• Tinned conductors for corrosion resistance
• Pre-terminated seamless power and ground ring terminals
• ANL/Mini-ANL Fuse Holder with 100 amp fuse
• CEA-2015 and BC5W2 Compliant

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124
List price $143.99
-24% $109.99

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Available Offers (2) for NVX XKIT42
15% off an NVX XCAP10H w/ Select Amp Kits Add a qualifying amplifier to your cart and save 15% on the NVX XCAP10H Capacitor! No code needed — discount applies automatically at checkout.
15% off an NVX XCAP1F w/ Select Amp Kits Add a qualifying amplifier to your cart and save 15% on the NVX XCAP1F Capacitor! No code needed — discount applies automatically at checkout.
Used from: $83.99

NVX XW4BK20

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

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

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

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$54.99

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NVX XLCA2

2-Channel Line Out Converter xBOOST Technology with Remote Bass Knob

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2-Channel Line Out Converter xBOOST Technology with Remote Bass Knob

• 2-channel line out converter
• Speaker Level Input Accepts Up To 400 Watts RMS
• Bass Enhancer And Bass Compensation
• xBOOST Technology
• Selectable Auto On
• 9.5 Volt Pre-Out
• 12 Volt Trigger Out

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-7% $49.99

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• 2-channel line out converter
• Speaker Level Input Accepts Up To 400 Watts RMS
• Bass Enhancer And Bass Compensation
• xBOOST Technology
• Selectable Auto On
• 9.5 Volt Pre-Out
• 12 Volt Trigger Out

NVX XKIT82

Full Spec 8 Gauge 100% (OFC) Oxygen Free Copper Complete 2-Channel Amplifier Wiring Kit with RCA for Amplifiers up to 800 Watts

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Full Spec 8 Gauge 100% (OFC) Oxygen Free Copper Complete 2-Channel Amplifier Wiring Kit with RCA for Amplifiers up to 800 Watts

• Complete 8 Gauge Amplifier Installation Kit
• For Amplifiers Up To 800 Watts RMS
• 100% (OFC) Oxygen Free Copper
• Dual Twisted Pair 2-Channel RCA Cable
• Tinned conductors for corrosion resistance
• Pre-terminated seamless power and ground ring terminals
• ANL/Mini-ANL Fuse Holder with 60 amp fuse
• CEA-2015 and BC5W2 Compliant

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Available Offers (3) for NVX XKIT82
FREE NVX Amp Kit at Checkout!
Save 30% off an NVX XKIT82 Amp Kit at Checkout! Add a qualifying amplifier to your cart and save 30% on the NVX XKIT82 Amp Kit! No code needed — discount applies automatically at checkout.
15% off an NVX XCAP1F w/ Select Amp Kits Add a qualifying amplifier to your cart and save 15% on the NVX XCAP1F Capacitor! No code needed — discount applies automatically at checkout.
Used from: $55.99

NVX XW8BL20

20 ft 8-Gauge EnvyFlex True Spec Oxygen-Free Copper Power and Ground Wire (Blue)

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20 ft 8-Gauge EnvyFlex True Spec Oxygen-Free Copper Power and Ground Wire (Blue)

• 20 feet 8 gauge Power and Ground Wire
• Silver-tinned OFC (100% Oxygen-Free Copper) material
• Color: Blue

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

NVX QBSTA

900W Peak (300W RMS) 11" Spare Tire Powered Subwoofer System with Remote Bass Knob

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900W Peak (300W RMS) 11" Spare Tire Powered Subwoofer System with Remote Bass Knob

• 11" Spare Tire Subwoofer System
• Built-In Class D Amplifier
• Top-mount amplifier controls
• Speaker-Level Inputs
• Wired Remote Bass Level Control

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-15% $274.99

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Used from: $179.00

• 11" Spare Tire Subwoofer System
• Built-In Class D Amplifier
• Top-mount amplifier controls
• Speaker-Level Inputs
• Wired Remote Bass Level Control

NVX XWS1625

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

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25 ft 16-Gauge EnvyFlex 100% Oxygen Free Copper 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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-50% $14.99

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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

Limited time!

NVX XQC302 Dual USB 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
• Charges two devices simultaneously at 5V (2.1A)
• 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)

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• Features Qualcomm Quick Charge 3.0
• Charges two devices simultaneously at 5V (2.1A)
• 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)

NVX VSLR60

60-Ohm Load Resistors for 2018-up Dodge/Chrysler/Jeep/RAM/Fiat vehicles with Amplified Systems

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60-Ohm Load Resistors for 2018-up Dodge/Chrysler/Jeep/RAM/Fiat vehicles with Amplified Systems

• 60 Ohm Load Resistors
• Prevents Audio Shutdown and Distortion
• Compatible with most devices with speaker-level inputs
• Works in select 2018-up Chrysler-built vehicles
• Sold as a pair

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List price $39.99
-63% $14.99

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Used from: $15.99 Like New from: $15.99

• 60 Ohm Load Resistors
• Prevents Audio Shutdown and Distortion
• Compatible with most devices with speaker-level inputs
• Works in select 2018-up Chrysler-built vehicles
• Sold as a pair

NVX XW0BL5

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

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

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

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28
List price $49.99
-30% $34.99

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Only 1 Left!

NVX XSBI200

200-Amp Microprocessor-Controlled Dual Sensing Smart Battery Isolator and Relay (Handles up to 300-Amp Surge)

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200-Amp Microprocessor-Controlled Dual Sensing Smart Battery Isolator and Relay (Handles up to 300-Amp Surge)

• 200-Amp continuous / 300-Amp surge
• Ideal for car stereo systems and mobile electronics
• Prevents the main starter battery from draining
• 10V to 16.5V DC operating range

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List price $79.99
-38% $49.99

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Used from: $45.99

• 200-Amp continuous / 300-Amp surge
• Ideal for car stereo systems and mobile electronics
• Prevents the main starter battery from draining
• 10V to 16.5V DC operating range

NVX XW4BL5

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

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

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

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List price $29.99
-33% $19.99

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Used from: $10.49

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

NVX XAPK4

Full Spec 4 Gauge 100% (OFC) Oxygen Free Copper Amplifier Power Wiring Kit with Speaker Wire for Amplifiers up to 1500 Watts

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Full Spec 4 Gauge 100% (OFC) Oxygen Free Copper Amplifier Power Wiring Kit with Speaker Wire for Amplifiers up to 1500 Watts

• 4 Gauge Power Amplifier Installation Kit
• For Amplifiers Up To 1500 Watts RMS
• 100% (OFC) Oxygen Free Copper
• Tinned conductors for corrosion resistance
• Pre-terminated seamless power and ground ring terminals
• ANL/Mini-ANL Fuse Holder with 100 amp fuse
• CEA-2015 and BC5W2 Compliant

2+ offers available
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-24% $99.99

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Available Offers (2) for NVX XAPK4
15% off an NVX XCAP10H w/ Select Amp Kits Add a qualifying amplifier to your cart and save 15% on the NVX XCAP10H Capacitor! No code needed — discount applies automatically at checkout.
15% off an NVX XCAP1F w/ Select Amp Kits Add a qualifying amplifier to your cart and save 15% on the NVX XCAP1F Capacitor! No code needed — discount applies automatically at checkout.

NVX VAD17001 v2 (VAD17001v2)

3400W Peak (1700W RMS) Class D V-Series Monoblock Car/Marine/Powersports Amplifier with Bass Remote

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3400W Peak (1700W RMS) Class D V-Series Monoblock Car/Marine/Powersports Amplifier with Bass Remote

• 800 watts x 1 channel @ 4 ohm
• 1350 watts x 1 channel @ 2 ohm
• 1700 watts x 1 channel @ 1 ohm
• Total RMS Power: 1700 watts
• Class D 1 ohm Stable Monoblock Amplifier

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Available Offers (2) for NVX VAD17001 v2 (VAD17001v2)
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Dads & Grads Sale! Save 15% at Checkout!
List price $335.99
-23% $259.99
$220.99 with coupon | Price details
2026-06-30 23:59:00
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: $177.27

NVX BassTracer Enhancer (XBBR2)

Compact 2-Channel LOC & Line Driver with Bass Restoration – Rebuilds Lost Sub-Bass with Parametric Control & Simple Remote Integration

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Compact 2-Channel LOC & Line Driver with Bass Restoration – Rebuilds Lost Sub-Bass with Parametric Control & Simple Remote Integration

• Active 2-channel bass restoration processor
• Parametric Bass Controls
• Up to 9.5 Volts of output
• Load selection switch (20, 60, or 20K ohm)
• Remote bass level control included
• Preamp and speaker-level inputs
• Auto turn-on
• LED Clip indicator

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Used from: $75.99

• Active 2-channel bass restoration processor
• Parametric Bass Controls
• Up to 9.5 Volts of output
• Load selection switch (20, 60, or 20K ohm)
• Remote bass level control included
• Preamp and speaker-level inputs
• Auto turn-on
• LED Clip indicator

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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37
List price $39.99
-25% $29.99

In stock

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

NVX VAD10001 v2 (VAD10001v2)

2000W Peak (1000W RMS) Class D Monoblock Car/Marine/Powersports Amplifier with Bass Remote (Marine Certified)

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2000W Peak (1000W RMS) Class D Monoblock Car/Marine/Powersports Amplifier with Bass Remote (Marine Certified)

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

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Available Offers (2) for NVX VAD10001 v2 (VAD10001v2)
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List price $227.99
-8% $209.99
$178.49 with coupon | Price details
2026-06-30 23:59:00
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.

NVX XW4BK5

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

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

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

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

Limited time!

NVX VMPY21

3.5mm Y Adapter for VMPREM Wired Waterproof Remote

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3.5mm Y Adapter for VMPREM Wired Waterproof Remote

• Marine-rated Y-connector

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List price $12.49
-20% $9.99

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• Marine-rated Y-connector

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    FAQ for Universal-Fit Audio & Electronics in 1990 Eclipse

    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 1990 Mitsubishi Eclipse?

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

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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.