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NVX XW1850BL

50 ft 18-Gauge EnvyFlex True Spec Oxygen-Free Copper Remote Wire (Blue)

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50 ft 18-Gauge EnvyFlex True Spec Oxygen-Free Copper Remote Wire (Blue)

• 50 feet 18 gauge Remote Wire
• OFC (100% Oxygen-Free Copper) material
• Color: Blue

2+ offers available
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18
List price $19.98
-40% $11.99

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List price $19.98
-40% $11.99
$10.79 with coupon | Price details
2026-06-28 23:59:00
Purchase $400 or More of NVX and Save 15%!
2026-07-27 11:08:20

• 50 feet 18 gauge Remote Wire
• OFC (100% Oxygen-Free Copper) material
• Color: Blue

Limited time!

NVX BIR500

500-Amp High Current Dual Battery Isolator and Relay for Car Audio Systems (Handles up to 700-Amp Surge)

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500-Amp High Current Dual Battery Isolator and Relay for Car Audio Systems (Handles up to 700-Amp Surge)

• 500-Amp continuous / 700-Amp surge
• Ideal for car stereo systems and mobile electronics
• Prevents the main starter battery from draining
• 10V to 16V DC operating range

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36
List price $95.99
-17% $79.99

In stock

Used from: $85.99

• 500-Amp continuous / 700-Amp surge
• Ideal for car stereo systems and mobile electronics
• Prevents the main starter battery from draining
• 10V to 16V DC operating range

Limited time!

NVX XMANL04

1/0 or 4 Gauge AWG ANL/Mini-ANL In-ine Fuse Holder for Car Audio and Marine Audio

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1/0 or 4 Gauge AWG ANL/Mini-ANL In-ine Fuse Holder for Car Audio and Marine Audio

• ANL/Mini-ANL Fuse Holder
• One 1/0 - 4 Gauge Input
• One 1/0 - 4 Gauge Output
• Solid Brass And Satin Chrome Plated
• High-Temperature Polycarbonate Base And Cover

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51
List price $24.99
-48% $12.99

In stock

Used from: $15.99

• ANL/Mini-ANL Fuse Holder
• One 1/0 - 4 Gauge Input
• One 1/0 - 4 Gauge Output
• Solid Brass And Satin Chrome Plated
• High-Temperature Polycarbonate Base And Cover

Limited time!

NVX XBTPN08

Positive/Negative Battery Terminal Clamp with Two 1/0 or 4 Gauge and Two 8 Gauge Outputs

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Positive/Negative Battery Terminal Clamp with Two 1/0 or 4 Gauge and Two 8 Gauge Outputs

• Positive or Negative Battery Terminal Clamp
• Connects to the positive or negative battery terminal
• Splits the connection to 4 outputs
• Two 1/0 or 4 Gauge and two 8 Gauge outputs

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33
List price $24.99
-40% $14.99

In stock

• Positive or Negative Battery Terminal Clamp
• Connects to the positive or negative battery terminal
• Splits the connection to 4 outputs
• Two 1/0 or 4 Gauge and two 8 Gauge outputs

NVX XCAP10H (TRUE 10 FARAD CAPACITANCE)

True 10 Farad Stiffening Hybrid Capacitor with Digital Display and Built-in Distribution Block

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True 10 Farad Stiffening Hybrid Capacitor with Digital Display and Built-in Distribution Block

• For High-Powered systems
• Bright Blue LED Voltage Display
• Improves Bass Response (SPL)

3+ offers available
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47
List price $371.99
-19% $299.99

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Available Offers (3) for NVX XCAP10H (TRUE 10 FARAD CAPACITANCE)
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List price $371.99
-19% $299.99
$239.99 with coupon | Price details
2026-06-28 23:59:00
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.
Purchase $400 or More of NVX and Save 15%!
2026-07-27 11:08:20

• For High-Powered systems
• Bright Blue LED Voltage Display
• Improves Bass Response (SPL)

Limited time!

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

Purchase $400 or More of NVX and Save 15%!
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29
List price $29.99
-33% $19.99

In stock

Only 3 Left!

Used from: $10.49

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

Limited time!

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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20
List price $44.99
-33% $29.99

In stock

Only 3 Left!

Limited time!

NVX XBG3PK

1/0 Gauge 100% OFC (Oxygen Free Copper) Big 3 Upgrade Kit for Audio Sytems Up to 350 Amps

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1/0 Gauge 100% OFC (Oxygen Free Copper) Big 3 Upgrade Kit for Audio Sytems Up to 350 Amps

• Upgrade Your Factory Power and Ground Wire
• Perfect for Dealing with Dimming Lights
• Improve the Efficiency of Your Vehicle's Electrical System
• Use for Systems 350A or Less
• Includes All Necessary Wiring
• Ring Terminals are Pre-Connected to Power and Ground Wire

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91
List price $119.99
-8% $109.99

In stock

Only 1 Left!

• Upgrade Your Factory Power and Ground Wire
• Perfect for Dealing with Dimming Lights
• Improve the Efficiency of Your Vehicle's Electrical System
• Use for Systems 350A or Less
• Includes All Necessary Wiring
• Ring Terminals are Pre-Connected to Power and Ground Wire

Limited time!

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

Purchase $400 or More of NVX and Save 15%!
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9
$54.99

In stock

Limited time!

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

Purchase $400 or More of NVX and Save 15%!
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5
List price $29.99
-33% $19.99

In stock

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

Limited time!

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

Purchase $400 or More of NVX and Save 15%!
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6
List price $79.99
-38% $49.99

In stock

Used from: $45.99 Like New from: $42.49

• 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 XCAP1F

True 1.0 Farad 20V Capacitor with Digital Read-out, Built-in Distribution Block

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True 1.0 Farad 20V Capacitor with Digital Read-out, Built-in Distribution Block

• For Systems Up To 1200 Watts
• Bright Blue LED Voltage Display
• Improves Bass Response (SPL)

3+ offers available
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33
List price $131.99
-17% $109.99

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Prime Time! Save 25% at Checkout!
List price $131.99
-17% $109.99
$82.49 with coupon | Price details
2026-06-28 23:59:00
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.
Purchase $400 or More of NVX and Save 15%!
2026-07-27 11:08:20
Used from: $76.99

• For Systems Up To 1200 Watts
• Bright Blue LED Voltage Display
• Improves Bass Response (SPL)

Limited time!

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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1
List price $89.99
-33% $59.99

In stock

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

Limited time!

NVX XW0WH20

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

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

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

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9
List price $199.99
-35% $129.99

In stock

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

NVX XVRC2

Universal Remote Level Controller/Bass Knob with Digital Voltmeter

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Universal Remote Level Controller/Bass Knob with Digital Voltmeter

• NVX Remote Level Controller with Digital Voltmeter
• Can adjust the amplifier gain even while driving
• In-dash or Under-dash mountable
• Compatible with most head units/amplifiers combinations
• Blue LED display (high voltage / low voltage)

2+ offers available
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10
List price $99.99
-67% $32.99

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List price $99.99
-67% $32.99
$29.69 with coupon | Price details
2026-06-28 23:59:00
Purchase $400 or More of NVX and Save 15%!
2026-07-27 11:08:20
Used from: $23.09

• NVX Remote Level Controller with Digital Voltmeter
• Can adjust the amplifier gain even while driving
• In-dash or Under-dash mountable
• Compatible with most head units/amplifiers combinations
• Blue LED display (high voltage / low voltage)

Limited time!

NVX XW4BL20

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

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

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

Purchase $400 or More of NVX and Save 15%!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
36
List price $89.99
-33% $59.99

In stock

Only 3 Left!

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

NVX XMFH48

4/8 Gauge AWG Mini-ANL/MANL/AFS In-ine Fuse Holder for Car Audio and Marine Audio (World's Smallest)

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4/8 Gauge AWG Mini-ANL/MANL/AFS In-ine Fuse Holder for Car Audio and Marine Audio (World's Smallest)

• Works with Mini ANL (MANL) or AFS Fuses
• Accepts 4 or 8 Gauge Wire
• All Brass Construction
• Polycarbonate Base and Cover

2+ offers available
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15
List price $19.99
-50% $9.99

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List price $19.99
-50% $9.99
$7.99 with coupon | Price details
2026-06-28 23:59:00
Purchase $400 or More of NVX and Save 15%!
2026-07-27 11:08:20

• Works with Mini ANL (MANL) or AFS Fuses
• Accepts 4 or 8 Gauge Wire
• All Brass Construction
• Polycarbonate Base and Cover

Limited time!

NVX BIR200

200-Amp High Current Dual Battery Isolator and Relay for Car Audio Systems (Handles up to 300-Amp Surge)

BIR200 big
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200-Amp High Current Dual Battery Isolator and Relay for Car Audio Systems (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 16V DC operating range

Purchase $400 or More of NVX and Save 15%!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
17
List price $59.99
-17% $49.99

In stock

Used from: $29.99 Like New from: $42.49

• 200-Amp continuous / 300-Amp surge
• Ideal for car stereo systems and mobile electronics
• Prevents the main starter battery from draining
• 10V to 16V DC operating range

NVX XW4WH20

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

XW4WH20 big
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20 ft 4-Gauge EnvyFlex True Spec Oxygen-Free Copper Power and Ground Wire (White)

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

2+ offers available
shipping truck icon Free shipping in USA. Provide zip for delivery date.
5
List price $89.99
-33% $59.99

In stock

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Available Offers (2) for NVX XW4WH20
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List price $89.99
-33% $59.99
$47.99 with coupon | Price details
2026-06-28 23:59:00
Purchase $400 or More of NVX and Save 15%!
2026-07-27 11:08:20
Limited time!

NVX XFMANL

0/4 Gauge AWG ANL/Mini-ANL Modular Linkable In-ine Fuse Holder for Car Audio and Marine Audio

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0/4 Gauge AWG ANL/Mini-ANL Modular Linkable In-ine Fuse Holder for Car Audio and Marine Audio

• See-through windows allow for easy inspection
• High-temperature, impact-resistant plastic casings
• Ultimate circuit protection
• High conductivity plating
• Maximum current transfer

Purchase $400 or More of NVX and Save 15%!
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4
List price $59.99
-75% $14.99

In stock

• See-through windows allow for easy inspection
• High-temperature, impact-resistant plastic casings
• Ultimate circuit protection
• High conductivity plating
• Maximum current transfer

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