Garage
Shop

1991 Isuzu Pickup

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 1991 Isuzu Pickup

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.

Loading...
Filters

We are sorry, no available results!

filter-icon Filters & Sort

Crimestopper SP-302

2-Way Keyless Entry Car Alarm System with (1) 3000 ft Range 5-Button LCD Transmitter

SP-302 big
Go to item page Right Arrow Icon of Right Arrow

2-Way Keyless Entry Car Alarm System with (1) 3000 ft Range 5-Button LCD Transmitter

• 2-Way Paging Remote Car Starter
• 5-Button LCD Transmitter
• 3000 feet of range (0.56 miles)
• Full high speed 2-way data to data

shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $10.00 in rewards to spend later

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

6
List price $199.95
-50% $99.99

In stock

• 2-Way Paging Remote Car Starter
• 5-Button LCD Transmitter
• 3000 feet of range (0.56 miles)
• Full high speed 2-way data to data

Limited time!

InstallBay Complete 0 Gauge Dual-Amp Kit (AK01)

Dual Amplifier Installation Wiring Kit with 0 Gauge Wiring, 4 Gauge Wiring, Distribution Block, Battery Terminals, and more...

AK01 big
Go to item page Right Arrow Icon of Right Arrow

Dual Amplifier Installation Wiring Kit with 0 Gauge Wiring, 4 Gauge Wiring, Distribution Block, Battery Terminals, and more...

• Complete 0 Gauge Amplifier Installation Kit
• Designed for Systems up to 3600 Watts
• Includes Everything Needed for Installation
• Premium Power and Ground Cable

15% off an NVX XCAP10H w/ Select Amp Kits
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $16.50 in rewards to spend later

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

110
List price $183.99
-10% $164.99

In stock


Available Deal
AK01 main
Offer may end without notice

Eligible items

Shop items below for 15% off up to $100 discount on Get 15% off an NVX XCAP10H


• Complete 0 Gauge Amplifier Installation Kit
• Designed for Systems up to 3600 Watts
• Includes Everything Needed for Installation
• Premium Power and Ground Cable

2 Pack of 300 Amp Nickel-Plated ANL Fuse (Belva BANL300)

Two fuses per order. High quality 300 Amp ANL Fuses

BANL300 big
Go to item page Right Arrow Icon of Right Arrow

Two fuses per order. High quality 300 Amp ANL Fuses

• 300A ANL Fuse
• 2 Pack
• Nickel Plated
• Resealable Polybag
• Heavy Duty Construction

shipping truck icon Free shipping in USA. Provide zip for delivery date.

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

19
List price $7.99
-50% $3.99

In stock

• 300A ANL Fuse
• 2 Pack
• Nickel Plated
• Resealable Polybag
• Heavy Duty Construction

Limited time!

Kicker DL7R122 (45DL7R122)

2400W Peak (1200W RMS) Loaded Dual 12" Vented Enclosure

DL7R122 big
Go to item page Right Arrow Icon of Right Arrow

2400W Peak (1200W RMS) Loaded Dual 12" Vented Enclosure

• Ported enclosure with 2 12" Solo-Baric L7R Series Subwoofer
• 1200 watts RMS (2400 watts Peak)
• Final Impedance: 2-ohm
• Dimensions: 33-3/4" L x 15-7/8" H x 15-1/4" W x 20-3/8" W2

shipping truck icon Free shipping in USA. Provide zip for delivery date.

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

8
List price $699.99
Save $180.03
-26% $519.96

In stock

Metra 44-EC48 Antenna Extension

48" Universal Antenna Extension Cable

44-EC48 big
Go to item page Right Arrow Icon of Right Arrow

48" Universal Antenna Extension Cable

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

shipping truck icon Free shipping in USA. Provide zip for delivery date.

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

3
List price $13.99
-57% $5.99

In stock

Only 1 Left!

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

Sundown Audio GT-R1 (GT1R8)

100W RMS 2" 8-ohm Pro Audio Super Tweeter (S-GT1R8)

S-GT1R8 big
Go to item page Right Arrow Icon of Right Arrow

100W RMS 2" 8-ohm Pro Audio Super Tweeter (S-GT1R8)

• Super Tweeter
• 100 watts RMS Each
• 8 ohm Impedance

shipping truck icon Free shipping in USA. Provide zip for delivery date.

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

List price $47.99
-17% $39.99

In stock

• Super Tweeter
• 100 watts RMS Each
• 8 ohm Impedance

PAC SNI-1/3.5

3.5mm Ground Loop Noise Isolator Works

Go to item page Right Arrow Icon of Right Arrow

3.5mm Ground Loop Noise Isolator Works

• Ground Loop Isolator
• Close to Perfect Response of +/- 0.03 dB From 2-20,000 Hz
• Utilizes Proprietary Audio Transformers for a 1.3 dB Gain
• Female 3.5mm Input
• Male 3.5mm Output

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

85
List price $19.00
-16% $15.99

• Ground Loop Isolator
• Close to Perfect Response of +/- 0.03 dB From 2-20,000 Hz
• Utilizes Proprietary Audio Transformers for a 1.3 dB Gain
• Female 3.5mm Input
• Male 3.5mm Output

Hertz MPCX 2 TM.3 Single

Mille Pro Series Passive Audio Crossover

MPCX 2 TM.3 Single big
Go to item page Right Arrow Icon of Right Arrow

Mille Pro Series Passive Audio Crossover

• Specifically developed for Hertz MP 70.3 and Hertz MP25.3
• Two-position (0 / +2 dB) switch for tweeter level adjustments
• Pure copper wire low series resistance inductors

shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $8.00 in rewards to spend later

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

List price $90.00
-11% $79.99

In stock

• Specifically developed for Hertz MP 70.3 and Hertz MP25.3
• Two-position (0 / +2 dB) switch for tweeter level adjustments
• Pure copper wire low series resistance inductors

JL Audio 10W0v3-4

300W RMS 10" W0v3 Series Single 4-ohm Car Subwoofer

10W0v3-4 big
Go to item page Right Arrow Icon of Right Arrow

300W RMS 10" W0v3 Series Single 4-ohm Car Subwoofer

• RMS Power: 300 watts
• Impedance: Single 4 ohm
• Mount depth: 4.90"
• Sensitivity: 84.07 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $14.00 in rewards to spend later

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

68
$139.99

In stock

Used from: $125.99

Fortin EVO-ONE

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

EVO-ONE big
Go to item page Right Arrow Icon of Right Arrow

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

shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $13.00 in rewards to spend later

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

8
List price $195.95
-34% $129.99

In stock

• 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

Cerwin-Vega PRD

1" Replacement Diaphragm for P1T, P175T, P1SRT Pro Mobile Tweeters

PRD big
Go to item page Right Arrow Icon of Right Arrow

1" Replacement Diaphragm for P1T, P175T, P1SRT Pro Mobile Tweeters

• 1" diaphragm for all Pro Mobile tweeters
• Applicable for models: P1T, P175T, P1SRT
• Does not fit Cerwin Vega P75T and P5T tweeters
• East to install, no cutting or drilling required
• Improves high‑frequency performance

shipping truck icon Free shipping in USA. Provide zip for delivery date.
List price $47.99
-17% $39.99

In stock.

• 1" diaphragm for all Pro Mobile tweeters
• Applicable for models: P1T, P175T, P1SRT
• Does not fit Cerwin Vega P75T and P5T tweeters
• East to install, no cutting or drilling required
• Improves high‑frequency performance

Crimestopper SP-402

1-Way Remote Start Keyless Entry Car Alarm System with (2) 1500 ft Range 5-Button LED Transmitters

SP-402 big
Go to item page Right Arrow Icon of Right Arrow

1-Way Remote Start Keyless Entry Car Alarm System with (2) 1500 ft Range 5-Button LED Transmitters

• 1-Way Remote Car Starter
• 5-Button LED Transmitter
• 1500 feet of range (0.28 miles)
• Dual 2-way data port
• Multi-vehicle functionality

shipping truck icon Free shipping in USA. Provide zip for delivery date.

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

15
List price $249.99
-68% $79.99

In stock

• 1-Way Remote Car Starter
• 5-Button LED Transmitter
• 1500 feet of range (0.28 miles)
• Dual 2-way data port
• Multi-vehicle functionality

Limited time!

JL Audio RD400/4

400W RMS Class D RD Series 4 Channel Car Amplifier

RD400/4 big
Go to item page Right Arrow Icon of Right Arrow

400W RMS Class D RD Series 4 Channel Car Amplifier

• 75 watts x 4 channel @ 4 ohm
• 100 watts x 4 channel @ 2 ohm
• Bridged: 200 watts x 2 channel @ 4 ohm
• Total RMS Power: 400 watts
• Class D 2 ohm Stable 4-Channel Amplifier

Save 30% off an NVX XKIT44 Amp Kit at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $38.00 in rewards to spend later

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

28
$379.99

In stock


Available Deal
RD400/4 main
Offer may end without notice

Eligible items

Shop items below for 30% off up to $100 discount on Save 30% off an NVX Amp Kit!

NVX XKIT44

$119.99

$83.99

$36 Savings!

Add to cart

Used from: $322.99

NVX XAPK4

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

XAPK4 big
Go to item page Right Arrow Icon of Right Arrow

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
shipping truck icon Free shipping in USA. Provide zip for delivery date.

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

78
List price $131.99
-24% $99.99

In stock

Continue to cart

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.

Kenwood KCA-RC35MR

Wired Marine Remote Control for KMR-700U, KMR-550U, KMR-D765BT and KMR-350U

KCA-RC35MR big
Go to item page Right Arrow Icon of Right Arrow

Wired Marine Remote Control for KMR-700U, KMR-550U, KMR-D765BT and KMR-350U

• Wired Remote Control
• Designed for Marine Environments
• Compatible with Kenwood Marine & In-Dash Head Units
• Includes Mounting Hardware

shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $10.90 in rewards to spend later

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

8
List price $130.00
-16% $109.00

Available

Ships in 10-14 days

• Wired Remote Control
• Designed for Marine Environments
• Compatible with Kenwood Marine & In-Dash Head Units
• Includes Mounting Hardware

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

XKIT82 big
Go to item page Right Arrow Icon of Right Arrow

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

3+ offers available
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $8.00 in rewards to spend later

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

60
List price $95.99
-17% $79.99

In stock

Continue to cart

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

Stinger SwitchHub (SPXSH440)

100A 4-Channel High Current Solid State Relay System

SPXSH440 big
Go to item page Right Arrow Icon of Right Arrow

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

shipping truck icon Free shipping in USA. Provide zip for delivery date.

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

List price $158.99
-13% $137.99

In stock

Only 3 Left!

• 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

SMD DD-1+

Distortion Detector/Analyzer

DD-1+ big
Go to item page Right Arrow Icon of Right Arrow

Distortion Detector/Analyzer

• Check Gain Overlap Settings
• Input Voltage Capacity Raised to 200Vrms
• RMS AC Voltmeter Built-in

shipping truck icon Free shipping in USA. Provide zip for delivery date.

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

3
List price $314.98
$304.98

In stock

• Check Gain Overlap Settings
• Input Voltage Capacity Raised to 200Vrms
• RMS AC Voltmeter Built-in

NVX VAD11005 v2 (VAD11005v2)

1100W RMS Class D V-Series Full-Range 5-Channel Car/Marine/Powersports Amplifier with Bass Remote

VAD11005v2 big
Go to item page Right Arrow Icon of Right Arrow

1100W RMS Class D V-Series Full-Range 5-Channel Car/Marine/Powersports Amplifier with Bass Remote

• 80 watts x 4 channel + 350 watts x 1 channel @ 4 ohm
• 125 watts x 4 channel + 600 watts x 1 channel @ 2 ohm
• Bridged: 250 watts x 2 channel @ 4 ohm + 600 watts x 1 channel @ 2 ohm
• Total RMS Power: 1100 watts
• Class D 2 ohm Stable 5-Channel Amplifier

2+ offers available
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $35.00 in rewards to spend later

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

46
List price $419.99
-17% $349.99

In stock

Continue to cart

Available Offers (2) for NVX VAD11005 v2 (VAD11005v2)
Offer image
Dads & Grads Sale! Save 15% at Checkout!
List price $419.99
-17% $349.99
$297.49 with coupon | Price details
2026-06-30 23:59:00
Save 30% off an NVX XKIT46 Amp Kit at Checkout! Add a qualifying amplifier to your cart and save 30% on the NVX XKIT46 Amp Kit! No code needed — discount applies automatically at checkout.

JL Audio HD-RLC

Flush-Mount Wired Bass Remote Controller for JL Audio HD, MHD and XDM Amplifiers

HD-RLC big
Go to item page Right Arrow Icon of Right Arrow

Flush-Mount Wired Bass Remote Controller for JL Audio HD, MHD and XDM Amplifiers

• Wired Bass Remote Controller
• Compatible with select JL Audio HD, MHD and XDM amplifiers
• Flush-mountable installation
• Color: Black

shipping truck icon Free shipping in USA. Provide zip for delivery date.

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

18
$59.99

In stock

• Wired Bass Remote Controller
• Compatible with select JL Audio HD, MHD and XDM amplifiers
• Flush-mountable installation
• Color: Black

Items per page: 20 40 60

    Clear all
    why-shoping-with-sonic

    We love people and we're ready to help you! See what separates us from our competition.

    Take advantage of our VIP rewards like 10% back on your purchases, free 2-day shipping, extended warranties, and free returns! Gain access to all of these rewards without any membership fees.
    Get great discounted (and possibly FREE) installation accessories with most car stereo purchases. This includes dash kits, wiring harnesses and antenna adapters that you will need to properly install your new car stereo.
    We are an Authorized Dealer for all the brands we sell, including the most premium brands in car and marine audio such as Hertz, JL Audio, NVX, Rockford Fosgate, Kicker, Alpine, Kenwood and many more.
    Shop Deals and get up to 30% off premium brands! Shop Now! We are always looking out for the best products and deals to offer our customers. Don’t pay too much by shopping elsewhere!
    We have information on brands, gear, and more for you to explore! Check out our YouTube Channel for helpful how-to videos, product reviews, and Q&As. For a more detailed look, also visit our Learning Center!
    Our trained experts are here to assist you! They are just a phone call or click away to help you get the right gear for you and your vehicle!
    Why Shop With Us?
    FAQ for Universal-Fit Audio & Electronics in 1991 Pickup

    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 1991 Isuzu Pickup?

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

    Save up to 10 different vehicles in your garage
    Vehicle
    Store
    Delete

    1994 Audi 90 Quattro

    2012 Kia Optima

    1991 Isuzu Pickup

    2006 Mitsubishi Outlander

    1991 Chevrolet Corvette

    1997 Eagle Vision

    1998 Chevrolet Lumina

    2012 Dodge Caliber

    1998 Mercedes-Benz E-Class

    2002 Dodge Viper

    Add vehicle Clear all vehicles
    Where to find vehicle info
    Are you sure you want to clear your garage?
    This action cannot be undone. Confirm
    This category was not designed for products.
    If you continue, you will be redirected to a category customized for your vehicle. Continue
    Loading...
    Identify your vehicle and submodel details
    • Owner's manual
    • Vehicle's insurance card
    • Vehicle registration
    • Vehicle produced after 2005: Inside driver's side door
    • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
    Car Info Side Door Icon
    Vehicle Registration Icon
    Vehicle Insurance Icon

    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
    • You get the correct accessories the first time

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