See all parts that fit your 1981 Electra
800W Max, 4-Channel Amplifier with Digital Voltage Display (HK-404)
HK Series 4-Channel Class AB Car Amplifier • 100W x 4 chan. @ 4 ohm • 200W x 4 chan. @ 2 ohm • 400W x 2 chan. @ 4 ohm • 400W x 2 chan. Max @ 4 ohm • MOSFET power supply • Quiet fan cooling system
Learn more about the hk404
600W Peak (200W RMS) 6.5” CS Series 2 Way Coaxial 4-ohm Speakers
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600W Peak (200W RMS) 6.5" DB+ Series 2 Way Coaxial 4-ohm Car, Marine and Powersports Speakers
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480W Peak (120W RMS) 6.5” DS Series 2-way 4-ohm Coaxial Car Speakers (DSC6504)
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Infinity Reference REF6532IXAM
360W Peak (120W RMS) 6.5" Reference Series 2 Way Coaxial 3-ohm Speakers
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600W Peak (70W RMS) 6.5" XED Series 2-Way Coaxial 4-ohm Speakers
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250W Peak (200W RMS) 6.5″ PNW Series 2 Way Component 3-ohm Speakers
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440W Peak (80W RMS) 6.5" SXE Series 2-way 4-ohm Coaxial Car Speakers
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HK Series 4-Channel Class AB Car Amplifier • 100W x 4 chan. @ 4 ohm • 200W x 4 chan. @ 2 ohm • 400W x 2 chan. @ 4 ohm • 400W x 2 chan. Max @ 4 ohm • MOSFET power supply • Quiet fan cooling system
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Manufacturer:
Model Number:
HK404
Weight:
11.00lbs
Internal SKU:
hk404
Internal Product ID:
14059
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Universal Remote Bass Level Control Knob
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NVX XIX45 X-Series RCA Interconnect Cable
16.4 ft. of 4-Channel X-Series RCA Cable with Dual Twisted Pair Hyper-Flex Technology
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NVX V-Series RCA Interconnect Cable
19 ft. of 4-Channel RCA cable with dual twisted-pair conductors
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NVX XIV45 4-Channel RCA Audio Interconnect Cable
5 Meters (16.4 ft.) 4-Channel RCA Audio Interconnect Cable with Dual Twisted Pair Hyper-Flex Technology
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75 ft. of True 12 Gauge 100% Copper EnvyFlex Speaker Cable/Wire
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All-in-one cable for speaker and amp installation (20 feet)
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80 Amp Smart Relay Isolator (XSBI80)
Smart isolator - Monitors and auto-charging feature!
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Great for isolating a second batter making it dedicated to the stereo system
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200 Amp Smart Relay Isolator (XSBI200)
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200 Amp Relay Isolator (BIR200)
Great for isolating a second batter making it dedicated to the stereo system
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500 Amp Relay Isolator (BIR500)
Does not create a voltage drop to the second battery like conventional isolators
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True 1.0 Farad 20V Capacitor with Digital Read-out, Built-in Distribution Block
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1.0 Farad Capacitor with Digital Red Display for up to 1000W Max
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Belva Nine Function Digital Multimeter
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This is a must have! Set your crossover frequency like a Pro
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High Quality Element Resistant AGU Fuse Holder
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Modular Linkable ANL Fuse Block
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4 Pack of 80 Amp Nickel-Plated MANL Fuse
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4 Pack of 100 Amp Nickel-Plated MANL Fuse
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4 Pack of 150 Amp Nickel-Plated MANL Fuse
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2 Pack of 100 Amp Nickel-Plated ANL Fuse
ANL 100A Nickel plated for better power transfer
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2 Pack of 200 Amp Nickel-Plated ANL Fuse
Two fuses per order. High quality 200 Amp ANL Fuses
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2 Pack of 300 Amp Nickel-Plated ANL Fuse
Two fuses per order. High quality 300 Amp ANL Fuses
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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.
