See all parts that fit your 1981 D50
4000W Max Single Channel Monoblock Class D PSY Series Car Amplifier
• 1050W x 4 Chan. @ 4 ohm
• 2000W x 1 Chan. @ 2 ohm
• 4000W x 1 Chan. @ 1 ohm
• 3-Way System Protection
• 1 Channel Operation
• 8 Gauge Power and Ground Inputs
• Input voltage Sensitivity Selector
320W Peak (80W RMS) 4x10" Performance Series 2-Way Coaxial 4-ohm Car Speakers
$99.00
List price $180.00
420W Peak (140W RMS) 4x10" Vega Series 2-Way Coaxial 4-ohm Speakers
$99.99
List price $119.99
450W Peak (150W RMS) 4x10" CS Series 2 Way Coaxial 4-ohm Speakers
$79.96
List price $119.99
300W Peak (150W RMS) 4x10" KS Series 2 Way Coaxial 4-ohm Speakers
$129.99
List price $149.99
640W Peak (100W RMS) 4x10" HED Series 2-Way Coaxial 4-ohm Speakers
$69.99
List price $83.99
540W Peak (180W RMS) 4x10" Vega Series 2025 Edition 2-Way Coaxial 4-ohm Speakers
$149.99
270W Peak (90W RMS) 4x10" DMDX Series 2-Way Coaxial 4-ohm Car Speakers
$159.99
Cerwin-Vega H7410 with Speaker Installation Kit
Includes: (Pair) 4" x10" Coaxial Speakers, Sound Damping , Roller and Panel Removal Kit
$98.13
List price $136.71
3.5" Touchscreen Multi-Zone Digital Multimedia Receiver with Bluetooth for RV's
$189.99
List price $211.99
Multi-Zone Digital Audio Receiver with Bluetooth Audio Streaming for RV's
$179.95
• 1050W x 4 Chan. @ 4 ohm
• 2000W x 1 Chan. @ 2 ohm
• 4000W x 1 Chan. @ 1 ohm
• 3-Way System Protection
• 1 Channel Operation
• 8 Gauge Power and Ground Inputs
• Input voltage Sensitivity Selector
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• 80 watts x 4 channel @ 4 ohm
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• Bridged: 250 watts x 2 channel @ 4 ohm
• Total RMS Power: 500 watts
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• Total RMS Power: 600 watts
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• 500 watts x 1 channel @ 4 ohm
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• Total RMS Power: 1200 watts
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Manufacturer:
Model Number:
PSY4000D
Weight:
8.50lbs
Internal SKU:
psy4000d
Internal Product ID:
72231
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great value
I bought this amp to power my kicker cwrt. The amp does not have to try to deliver amazing sound. Recommend for a big system requireing alot of power
11 found this helpful
Complete 8 Gauge Amplifier Wiring Kit with 2-Channel RCA Interconnects
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NVX Remote Level Bass Control with Digital Voltmeter
Controls bass level and frequency and monitor voltage
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Universal Remote Bass Level Control Knob
Flush Mount & Universal via RCA. Works with any amp, controls your bass output
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L.O.C. PRO Series 2-Channel Line Output Converter with Remote Turn On
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The XLOC22X helps you easily integrate with your factory or aftermarket stereo system
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16.4 ft of V-Series 2-Channel RCA Audio Premium Interconnect Cable with Dual Twisted Pair Hyper-Flex Technology
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12 Gauge 7 Meter (23 Ft) Speaker Wire (CCA)
12 Gauge 7 Meter (23 Ft) Speaker Wire (CCA)
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Belva BBG3KT CCA 1/0 Gauge Big Three Kit
Features everything needed to upgrade factory power and ground wire.
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12V High Performance AGM Power Cell Battery for Systems Up To 2000 Watts
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80 Amp Smart Relay Isolator (XSBI80)
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Great for isolating a second batter making it dedicated to the stereo system
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Smart isolator - Monitors and auto-charging feature!
(6)
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Great for isolating a second batter making it dedicated to the stereo system
(17)
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500 Amp Smart Relay Isolator (XSBI500)
Smart isolator - Monitors and auto-charging feature!
(8)
$89.99
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500 Amp Relay Isolator (BIR500)
Does not create a voltage drop to the second battery like conventional isolators
(36)
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Belva Nine Function Digital Multimeter
Perfect for any installation and troubleshooting
(7)
$9.99
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World's Smallest AFS / Mini ANL Fuse Holder
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(15)
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4/8 Gauge Mini ANL (MANL, AFS) Fuse Holder
4/8 Gauge Mini ANL (MANL, AFS) Fuse Holder
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4/8 Gauge Mini-ANL/MANL/AFS Fuse Holder
4/8 Gauge Mini-ANL/MANL/AFS Fuse Holder
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4 Pack of 80 Amp Nickel-Plated MANL Fuse
Mini-ANL (MANL/AFS) 80A Nickel Plated Fuses
(19)
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4 Pack of 100 Amp Nickel-Plated MANL Fuse
Mini-ANL (MANL/AFS) 100A Nickel Plated Fuses
(17)
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4 Pack of 150 Amp Nickel-Plated MANL Fuse
Mini-ANL (MANL/AFS) 150A Nickel Plated Fuses
(11)
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ANL 100A Nickel plated for better power transfer
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Two fuses per order. High quality 200 Amp ANL Fuses
(22)
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2 Pack of 300 Amp Nickel-Plated ANL Fuse
Two fuses per order. High quality 300 Amp ANL Fuses
(19)
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Pair of 8 Gauge Spade Terminals, #8 Opening
Spade Terminals • 8 Gauge • 1 Red & 1 Black • Nickel Plated
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Speaker Adapters for select 1998-2018 vehicles from Volkswagen, Audi
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GM LAN BUS Wiring Harness for 2006-2010 Select GM Vehicles without XM Radio
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GM LAN BUS Radio Wiring Harness for 2004-2008 Select GM Vehicles
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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:
Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.
