Complete your audio installations within our name brand power and ground cables designed with high quality components and materials. Search this section and get your sound system hooked up properly.

Power & Ground Wire

Find different sizes, lengths, and colors of power/ground wires.
Get The Right Gauge Wire
Understand what gauge works best for your amp.
Read Guide
All Power & Ground Wire
0 Gauge Power & Ground Wire
2 Gauge Power & Ground Wire
4 Gauge Power & Ground Wire
8 Gauge Power & Ground Wire
10 Gauge Power & Ground Wire
12 Gauge Power & Ground Wire
18 Gauge Remote Primary Wire
Grommets & Firewall Bushings
Ring Terminals
Spade Terminals
Tubing

Top Sellers in Power & Ground Wire

5 ft. of Metallic Gray EnvyFlex True Spec 1/0-Gauge Power/Ground Wire Cable

• 5 Ft. 1/0 EnvyFlex Gauge Power or Ground Cable
• Metallic Gray Insulation
• Flexible and Easy to Install
• Silver-Tinned 100% Virgin Copper

Add a Pair of Heavy Duty Wire & Cable Cutters and Save 25%

$22.99

IN STOCK

Great Connection Kit for Stereo to Car Wire Harness with Zip Ties and Butt Connectors

• Designed to connect in-dash receiver wiring harness to vehicle wiring harness

50% off Stereo Connection Kit with Select Purchase!

$4.99

IN STOCK

5 ft. of Metallic Gray True Spec 8-Gauge EnvyFlex Power/Ground Wire Cable

• 8-Gauge EnvyFlex Power/Ground Wire
• Metallic Gray Flexible Insulation
• 5 Ft. Pre-Cut Length
• Silver-Tinned 100% Virgin Copper
• Multi-Strand Construction

Add a Pair of Heavy Duty Wire & Cable Cutters and Save 10%

$5.99

IN STOCK

5 ft. of Metallic Powder Blue EnvyFlex True Spec 4-Gauge Power/Ground Wire Cable

Metallic Powder Blue 4-Gauge Power/Ground Wire Cable • Silver-Tinned 100% Virgin Copper • EnvyFlex Outer Jacket • Length: 5 Feet

Add a Pair of Heavy Duty Wire & Cable Cutters and Save 10%

$15.99

IN STOCK

4 Gauge Full Spec CCA Amplifier Wiring Kit for Systems up to 900 Watts

• 4 Gauge Power Amplifier Installation Kit
• Ideal for Systems Up to 900 Watts
• Premium Power and Ground Wire Provides Optimal Power Transfer

$24.99

IN STOCK

10 Pack of 0 Gauge Waterproof Grommets

• 10 Pack of 1/0 Gauge Waterproof Grommets
• Water Tight Seal
• Locks Securely as Bushing is Tightened
• Heavy Duty Construction
• Corrosion Resistant Material
• Provides a Safe Route for Running Power Cables Through the Firewall

$9.95

IN STOCK

5 ft. of Metallic Powder Blue EnvyFlex True Spec 8-Gauge Power/Ground Wire Cable

• 8-Gauge EnvyFlex Power/Ground Wire
• Metallic Gray Flexible Insulation
• 5 Ft. Pre-Cut Length
• Silver-Tinned 100% Virgin Copper Cable
• Multi-Strand Construction

Add a Pair of Heavy Duty Wire & Cable Cutters and Save 10%

$7.99

IN STOCK

5 ft. of Metallic Gray EnvyFlex 4-Gauge Power/Ground Wire Cable

4-Gauge EnvyFlex Power/Ground Wire • Metallic Gray Flexible Insulation • 5 Ft. Pre-Cut Length • Silver-Tinned 100% Virgin Copper • Multi-Strand Construction

Add a Pair of Heavy Duty Wire & Cable Cutters and Save 10%

$15.99

IN STOCK

8 Gauge Ring Terminals, 5/16" Opening with Nickel Plated Brass - 5 Pieces (3 Red & 2 Black)

Ring Terminals
• 5/16" Opening
• 8 Gauge
• 3 Red & 2 Black
• Nickel Plated • Resealable Polybag

$2.49

IN STOCK

Only 2 Left!

8 Gauge Full Spec CCA Amplifier Wiring Kit for Systems up to 450 Watts

• 8 Gauge Power Amplifier Installation Kit
• Ideal for Systems Up to 450 Watts
• Premium Power and Ground Wire Provides Optimal Power Transfer

$17.99

IN STOCK

1/0 Gauge Input to 5/16" Ring Corrosion-Resistant Shoc-Krom Plated Set Screw Ring Terminal

Set Screw Ring Terminal • 1/0 Gauge Input to 5/16" Ring • Deep wire recesses • Oversized Set Screws • Includes Both Red and Black Polarity Bands

$5.99

IN STOCK

4 Gauge Solid Copper Ring Terminals with Shrink Tubing - 4 Pack

• 4 Gauge Solid Copper Ring Terminals
• Shrink Tubing
• Pure Copper with Nickel plating for optimal Current transfer
• Color: Black
• Count: 4

$6.99

IN STOCK

1/0 Gauge Solid Copper 5/16 Ring Terminals with Shrink Tubing - 4 Pack

• 1/0 Gauge Solid Copper Ring Terminals
• Shrink Tubing
• Pure Copper with Nickel plating for optimal Current transfer
• Color: Black
• Count: 4

$6.99

IN STOCK

4 Gauge (7/8" Mounting Hole) Firewall Waterproof Grommet

• 4 Gauge Firewall Bushing
• Water tight seal when power wires pass through metal
• Locks securely as bushing is tightened

$6.99

IN STOCK

20 ft. of EnvyFlex Metallic Powder Blue True Spec 1/0-Gauge Power/Ground Wire Cable

20 Ft. 1/0 Gauge EnvyFlex Power or Ground Cable • Superior Flexibility • Excellent Insulation and Durability • Silver-Tinned 100% Virgin Copper • True to Gauge Measurement

Add a Pair of Heavy Duty Wire & Cable Cutters and Save 50%

$89.99

IN STOCK

Pair of 10 Gauge Spade Terminals, #8 Opening with Nickel Plated Brass (1 Black & 1 Red)

• Spade Terminals
• 10 Gauge • 1 Red & 1 Black
• Nickel Plated
• Resealable Polybag

$1.99

IN STOCK

5 ft. of Metallic Powder Blue EnvyFlex True Spec 1/0-Gauge Power/Ground Wire Cable

• XW0BL5 Metallic Powder Blue 1/0-Gauge Power/Ground Wire Cable
• Silver-Tinned 100% Virgin Copper
• EnvyFlex Outer Jacket
• Length: 5 Feet

Add a Pair of Heavy Duty Wire & Cable Cutters and Save 10%

$19.99

IN STOCK

1/0 AWG (1/0 Gauge) Firewall Bushing

• 1/0 Gauge Firewall Bushing
• Water tight seal when power wires pass through metal
• Locks securely as bushing is tightened

$8.99

IN STOCK

5 Pack of V8 Series 4 Gauge 3/8" Crimp Ring Terminals (3 Red & 2 Black)

5 Pack of V8 Series 4 Gauge 3/8" Crimp Ring Terminals (3 Red & 2 Black) • Nickel Plated For Maximum Power Transfer • Maximum Gauge wire input: 4 • Color: 3 Red and 2 Black

$3.99

IN STOCK

50 ft of 18 Gauge Clear Remote Wire/Cable

• Single Conductor Primary Wire
• Length: 50ft
• Flexible Jacket
• Color: Clear

$4.99

IN STOCK

Only 1 Left!

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Power & Ground Wire Information

Power & Ground Cable

In order to connect your car audio components, you will need power and ground cable. The power cable transfers the electrical current from the vehicles battery to the aftermarket amplifier. The ground cable completes the electrical circuit and is connected to the vehicles chassis. For each amplifier in the system, having the same gauge of wire is absolutely necessary. Please make sure to connect the recommended gauge of wire to the amplifier to ensure that the appropriate amount of power if able to be transferred to the amplifier. Use the general guidelines below when choosing power and ground cables/wires.

Wire Gauge SizeTotal Amplifier RMS Wattage
0/1 AWG1000+ Watts
2 AWG1000-1500 Watts
4 AWG400-1000 Watts
6 AWG600-800 Watts
8 AWG200-400 Watts
10 AWG100-200 Watts