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1981 GMC P3500

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 1981 GMC P3500

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 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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List price $107.99
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Escort 0020057-2

Original StickyCup Car Mount for Escort Radar Detectors

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Original StickyCup Car Mount for Escort Radar Detectors

• Original StickyCup silicone suction windshield mount
• Compatible with Escort radar detectors
• Small and reliable mounting suction with strong adhesion
• Easy release tab ensures strong suction to the windshield

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• Original StickyCup silicone suction windshield mount
• Compatible with Escort radar detectors
• Small and reliable mounting suction with strong adhesion
• Easy release tab ensures strong suction to the windshield

NVX NE101P

Single 10" Slot Ported 3/4" MDF Black Carpeted Subwoofer Enclosure – 1.5 Cu. Ft. with Polyfil and NVX Logo

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Single 10" Slot Ported 3/4" MDF Black Carpeted Subwoofer Enclosure – 1.5 Cu. Ft. with Polyfil and NVX Logo

• 10" Single Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Internal box volume: 1.50 cubic feet
• Premium Black Carpet with Black NVX Logo

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List price $101.99
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JL Audio 12TW3-D4

400W RMS 12" TW3 Series Dual 4-ohm Shallow Subwoofer

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400W RMS 12" TW3 Series Dual 4-ohm Shallow Subwoofer

• RMS Power: 400 watts
• Impedance: Dual 4 ohm
• Mica Injected Polypropylene - MIPP Cone
• Rubber Surround
• Mount depth: 3.5"
• Sensitivity: 84.11 dB

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Metra 89-50-0900

Universal Trim Rings

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Universal Trim Rings

• Universal Double-DIN trim rings
• For Double-DIN radio installations

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• Universal Double-DIN trim rings
• For Double-DIN radio installations

NVX BARCAM221

Universal Waterproof License Plate Mount Backup Camera with Full Metal Body

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Universal Waterproof License Plate Mount Backup Camera with Full Metal Body

• Universal Rear View Backup Camera
• High-Resolution CMOS PC1089 Image Sensor
• Mounting Style: Top of License Plate Frame
• Viewing Angle: 170 ° (super wide viewing angle)
• Resolution: 510 x 496 
• Waterproof: Yes (IP67/68 waterproof)
• Night vision: Infrared LED's

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List price $99.99
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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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• 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 13W7AE-D1.5

1500W RMS 13.5” W7AE Series Dual 1.5-ohm Car Subwoofer

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1500W RMS 13.5” W7AE Series Dual 1.5-ohm Car Subwoofer


• RMS Power: 1500 watts
• Impedance: Dual 1.5 ohm
• Polypropylene Cone
• Polyester Foam Surround
• Mount depth: 10.50"
• Sensitivity: 86.3 dB

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Kicker DCWR122 (48DCWR122)

2000W Peak (1000W RMS) Loaded Dual 12" Vented Enclosure

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2000W Peak (1000W RMS) Loaded Dual 12" Vented Enclosure

• Ported enclosure with 2 12" CompR Series Subwoofer
• 1000 watts RMS (2000 watts Peak)
• Final Impedance: 2-ohm
• Dimensions: 32-3/8" L x 16" H x 14" W x 17-1/4" W2

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Save $160.03
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MTX Audio TNP212D2

400W RMS Loaded Dual 12" Sealed Enclosure and Monoblock Amplifier

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400W RMS Loaded Dual 12" Sealed Enclosure and Monoblock Amplifier

• 12" Amplified Loaded Subwoofer System
• 400 watts RMS
MTX TN250/1 amplifier included
• Selectable bass boost
• Speaker-level (high-level) inputs (adapter included)
• Wired remote bass level control

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

The Install Bay IB500

500 Amp Battery Isolator and Relay

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500 Amp Battery Isolator and Relay

• Battery Isolator and Relay
• 500 Amp
• Prevents Primary Battery Discharge
• Maximizes the Current Transfer
• Extends Battery Life
• Universal 12V Applications

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• Battery Isolator and Relay
• 500 Amp
• Prevents Primary Battery Discharge
• Maximizes the Current Transfer
• Extends Battery Life
• Universal 12V Applications

Viper 7957V

2-Way 5-Button Remote Start, Keyless Entry and Car Alarm LED Transmitter

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2-Way 5-Button Remote Start, Keyless Entry and Car Alarm LED Transmitter

• 2-Way Remote Start, Keyless Entry and Car Alarm LCD Transmitter
• Includes (1) 5-button LCD transmitter
• 1 mile range
• Compatible with Viper security systems

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List price $229.99
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• 2-Way Remote Start, Keyless Entry and Car Alarm LCD Transmitter
• Includes (1) 5-button LCD transmitter
• 1 mile range
• Compatible with Viper security systems

JL Audio M6-770STR-S-Cm

7.7" Trim Ring for Sport Grilles in JL Audio M6 Series Marine Speakers (Cream)

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7.7" Trim Ring for Sport Grilles in JL Audio M6 Series Marine Speakers (Cream)

• 7.7" trim ring for sport grilles in M6 speakers
• M6 speakers sold separately
• Color: Cream

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$37.99

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Ships in 10-14 days

• 7.7" trim ring for sport grilles in M6 speakers
• M6 speakers sold separately
• Color: Cream

Install Bay IBVSTABL

12V 2A DC-DC Voltage Converter Stabilizer

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12V 2A DC-DC Voltage Converter Stabilizer

• Voltage converter stabilizer
• Input voltage: DC 8 volts - 40 volts
• Output voltage: DC 12 volts
• Maximum output current: 2 amps

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-11% $50.99

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• Voltage converter stabilizer
• Input voltage: DC 8 volts - 40 volts
• Output voltage: DC 12 volts
• Maximum output current: 2 amps

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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• 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

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

Clarion CMR-10

Wired Marine Remote Control without LCD Display for Select Clarion Marine Stereos

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Wired Marine Remote Control without LCD Display for Select Clarion Marine Stereos

• Wired marine remote control without display
• Compatible with select Clarion stereos
• Easily adds up to 3 remotes
• IP67-rated water resistant design

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$99.99

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• Wired marine remote control without display
• Compatible with select Clarion stereos
• Easily adds up to 3 remotes
• IP67-rated water resistant design

Sundown Audio M-12 D1 12" (M12D1)

4000W Peak (2000W RMS) 12" M Series Dual 1-ohm Car Subwoofer (SW-M12D1)

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4000W Peak (2000W RMS) 12" M Series Dual 1-ohm Car Subwoofer (SW-M12D1)

• Peak Power: 4000 watts
• RMS Power: 2000 watts
• Impedance: Dual 1 ohm
• Polypropylene Cone
• High Roll Foam Surround
• Mount depth: 10.88"
• Sensitivity: 84.387 dB

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Belva BCCAP22 (CC2218)

22/18 Gauge Nylon Crimp Cap 100 Pack

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22/18 Gauge Nylon Crimp Cap 100 Pack

• 22/18 Gauge Nylon Crimp Cap
• Heat shrinkable Design
• Makes Crimping Wires Fast and Easy
• Offers a Solid Connection of Wires
• Gauge: 22/18
• Color: Clear
• Count: 100

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• 22/18 Gauge Nylon Crimp Cap
• Heat shrinkable Design
• Makes Crimping Wires Fast and Easy
• Offers a Solid Connection of Wires
• Gauge: 22/18
• Color: Clear
• Count: 100

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    FAQ for Universal-Fit Audio & Electronics in 1981 P3500

    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 1981 GMC P3500?

    A: Yes this page includes all the best Universal-Fit Audio & Electronics that work in your P3500.

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