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2003 Mazda 6

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 2003 Mazda 6

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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Kicker 50PWOR020

20 ft 1/0-Gauge Warhorse Series Power Wire (Orange)

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20 ft 1/0-Gauge Warhorse Series Power Wire (Orange)

• 20 feet 1/0 gauge Power Wire
• OFC (100% Oxygen-Free Copper) material
• Color: Orange
• Easily routable Hyper-Flex insulation

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List price $199.99
-5% $189.99

In stock

Only 3 Left!

• 20 feet 1/0 gauge Power Wire
• OFC (100% Oxygen-Free Copper) material
• Color: Orange
• Easily routable Hyper-Flex insulation

Stinger SEASW8125

125 ft. 8 Gauge 100% (OFC) Oxygen Free Copper Marine Power/Ground Wire

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125 ft. 8 Gauge 100% (OFC) Oxygen Free Copper Marine Power/Ground Wire

• 8 gauge Power / Ground Cable
• OFC (100% Oxygen-Free Copper) material
• Power and ground wires in a "Siamese Pair" construction
• Wires loaded on heavy duty wood spools
• Length: 125 feet (38.1 meter)

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List price $929.00
-55% $413.99

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Ships in 10-14 days

• 8 gauge Power / Ground Cable
• OFC (100% Oxygen-Free Copper) material
• Power and ground wires in a "Siamese Pair" construction
• Wires loaded on heavy duty wood spools
• Length: 125 feet (38.1 meter)

Wet Sounds WW-4 BLK-125

125 Ft. 4 Gauge Amp Wet Wire Power Cable (Black)

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125 Ft. 4 Gauge Amp Wet Wire Power Cable (Black)

• 125 ft. 4-gauge amp wet wire power cable
• Made with 100% oxygen-free copper material
• Ultra-fine strand and soft outer jacket
• Marine and water compliant

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$679.99

In stock

Only 1 Left!

• 125 ft. 4-gauge amp wet wire power cable
• Made with 100% oxygen-free copper material
• Ultra-fine strand and soft outer jacket
• Marine and water compliant

Stinger SPW110TR500

500 Ft. 10 Gauge Pro Series 100% Oxygen Free Copper Power Wire (Red)

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500 Ft. 10 Gauge Pro Series 100% Oxygen Free Copper Power Wire (Red)

• 500 feet 10 gauge Power Wire
• OFC (100% Oxygen-Free Copper) material
• Color: Red
• Ultra flexible matte jacket

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List price $799.00
-32% $543.00

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Ships in 10-14 days

• 500 feet 10 gauge Power Wire
• OFC (100% Oxygen-Free Copper) material
• Color: Red
• Ultra flexible matte jacket

Stinger SPW312RD

500 ft. 12 Gauge Pro Series OFC Power Wire (Red)

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500 ft. 12 Gauge Pro Series OFC Power Wire (Red)

• 500 ft. 12 Gauge Pro Series Power Wire
• Pure (OFC) Oxygen Free Copper
• High current transfer and strand count
• Chemical and Temperature Resistant
• Color: Red

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List price $469.00
-38% $291.00

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• 500 ft. 12 Gauge Pro Series Power Wire
• Pure (OFC) Oxygen Free Copper
• High current transfer and strand count
• Chemical and Temperature Resistant
• Color: Red

T-Spec V8GT4B-100

100 ft 4-Gauge Power Wire (Blue)

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100 ft 4-Gauge Power Wire (Blue)

• 100 feet 4 gauge Power Wire
• OFC (100% Oxygen-Free Copper) material
• Color: Blue
• Super flex translucent jacket

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List price $359.00
-11% $319.99

In stock.

• 100 feet 4 gauge Power Wire
• OFC (100% Oxygen-Free Copper) material
• Color: Blue
• Super flex translucent jacket

Stinger SPW14TR

100 Ft. 4 Gauge Pro Series 100% Oxygen Free Copper Power Wire (Red)

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100 Ft. 4 Gauge Pro Series 100% Oxygen Free Copper Power Wire (Red)

• 100 feet 4 gauge Power Wire
• OFC (100% Oxygen-Free Copper) material
• Color: Red
• Ultra-flexible matte jacket with 1666 strand count

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List price $619.00
-32% $423.00

Available

Ships in 10-14 days

• 100 feet 4 gauge Power Wire
• OFC (100% Oxygen-Free Copper) material
• Color: Red
• Ultra-flexible matte jacket with 1666 strand count

Limited time!

Stinger SPW316BK

500 ft. 16 Gauge Pro Series OFC Power Wire (Black)

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500 ft. 16 Gauge Pro Series OFC Power Wire (Black)

• 500 ft. 16 Gauge Power Wire
• Pure (OFC) Oxygen Free Copper
• Coated in high-quality PVC insulation
• Chemical and Temperature Resistant Jacket
• Color: Black

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List price $209.00
-33% $139.00

In stock

Only 1 Left!

• 500 ft. 16 Gauge Power Wire
• Pure (OFC) Oxygen Free Copper
• Coated in high-quality PVC insulation
• Chemical and Temperature Resistant Jacket
• Color: Black

Stinger SPW10TB

50 Ft. 1/0 Gauge Pro Series 100% Oxygen Free Copper Power Wire (Black)

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50 Ft. 1/0 Gauge Pro Series 100% Oxygen Free Copper Power Wire (Black)

• 50 feet 1/0 gauge Power Wire
• OFC (100% Oxygen-Free Copper) material
• Color: Black
• Ultra flexible matte jacket and 4212 strand count

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List price $819.00
-32% $557.00

Available

Ships in 10-14 days

• 50 feet 1/0 gauge Power Wire
• OFC (100% Oxygen-Free Copper) material
• Color: Black
• Ultra flexible matte jacket and 4212 strand count

T-Spec V8GT10BK-50

50 ft. 1/0 Copper Power Wire Matte Black

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50 ft. 1/0 Copper Power Wire Matte Black

• 50 ft. of 1/0 Gauge Speaker Cable
• Super flex translucent jacket
• Made from 100% Oxygen Free Copper (OFC) Copper
• Color: Black

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List price $562.99
-10% $505.99

Available

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• 50 ft. of 1/0 Gauge Speaker Cable
• Super flex translucent jacket
• Made from 100% Oxygen Free Copper (OFC) Copper
• Color: Black

T-Spec V10PW-1050

50 ft. (15.24m) 1/0 Gauge V10 Series Full OFC True Spec Power Wire

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50 ft. (15.24m) 1/0 Gauge V10 Series Full OFC True Spec Power Wire

• Meets CEA and ANSI Specification for Wire Gauge
• Full Virgin OFC Copper Construction
• Ultra-flexible PVC Blended Jacket
• Color: Matte Pearl

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List price $721.99
-10% $648.99

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• Meets CEA and ANSI Specification for Wire Gauge
• Full Virgin OFC Copper Construction
• Ultra-flexible PVC Blended Jacket
• Color: Matte Pearl

JL Audio XD-RPW1/0-50

1/0 AWG 50 ft (15.2 m) Spool of Translucent Red Power Wire

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1/0 AWG 50 ft (15.2 m) Spool of Translucent Red Power Wire

• True 1/0 AWG specification wire
• 4,704 strands of pure OFC Copper
• Tinned for corrosion resistance (marine-ready)
• Soft, flexible PVC Jacket

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$749.99

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• True 1/0 AWG specification wire
• 4,704 strands of pure OFC Copper
• Tinned for corrosion resistance (marine-ready)
• Soft, flexible PVC Jacket

Rockford Fosgate RFW8B

250 Foot Spool 8 AWG Frosted Black Wire

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250 Foot Spool 8 AWG Frosted Black Wire

• Meets or Exceed AWG specifications
• Conform to the CEA-2015 industry standard
• BC-5W2 spec for use on boats and non-commercial marine vessels
• Pure Crystal-Oxygen Free Copper (PC-OFC)
• 8AWG (8.36mm²) 735 strands

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$659.99

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• Meets or Exceed AWG specifications
• Conform to the CEA-2015 industry standard
• BC-5W2 spec for use on boats and non-commercial marine vessels
• Pure Crystal-Oxygen Free Copper (PC-OFC)
• 8AWG (8.36mm²) 735 strands

Kicker 50PWBK020

20 ft 1/0-Gauge Warhorse Series Power Wire (Black)

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20 ft 1/0-Gauge Warhorse Series Power Wire (Black)

• 20 feet 1/0 gauge Power Wire
• OFC (100% Oxygen-Free Copper) material
• Color: Black
• Easily routable Hyper-Flex insulation

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List price $199.99
-5% $189.99

Available

Ships in 10-14 days

• 20 feet 1/0 gauge Power Wire
• OFC (100% Oxygen-Free Copper) material
• Color: Black
• Easily routable Hyper-Flex insulation

Stinger SSVLP8R

100 ft 8-Gauge Select Series Speaker Wire (Red)

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100 ft 8-Gauge Select Series Speaker Wire (Red)

• 8 gauge Speaker Wire
• CCA (Copper-Clad Aluminum) material
• Color: Red
• Soft PVC insulation with heat resistance elements

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List price $229.00
-32% $155.00

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Ships in 10-14 days

• 8 gauge Speaker Wire
• CCA (Copper-Clad Aluminum) material
• Color: Red
• Soft PVC insulation with heat resistance elements

Kicker PWB050 (46PWB050)

50 ft. 1/0 Gauge Cobalt Blue Power/Ground Wire

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50 ft. 1/0 Gauge Cobalt Blue Power/Ground Wire

• 1 AWG power cable
• 50 foot
• virgin hyper-flex

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$419.99

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Ships in 10-14 days

• 1 AWG power cable
• 50 foot
• virgin hyper-flex

Kicker KMWPR050 (47KMWPR050)

50ft Red 1/0 Gauge Red Marine Power Wire

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50ft Red 1/0 Gauge Red Marine Power Wire

• Marine Rated Power Wire

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$449.99

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• Marine Rated Power Wire

Kicker KMWPR420 (47KMWPR420)

20 Feet of Red Marine Rated 4 Gauge Wire

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20 Feet of Red Marine Rated 4 Gauge Wire

• Marine Rated Power Wire
• 4 AWG

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$89.99

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• Marine Rated Power Wire
• 4 AWG

Kicker KMWPY420 (47KMWPY420)

20 Feet of Yellow Marine Rated 4 Gauge Wire

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20 Feet of Yellow Marine Rated 4 Gauge Wire

• Marine Rated Power Wire
• 4 AWG

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$89.99

Available

Ships in 10-14 days

• Marine Rated Power Wire
• 4 AWG

Massive Audio P050R

50 Ft. 0 Gauge Oxygen Free Copper (OFC) Power Wire (Red)

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50 Ft. 0 Gauge Oxygen Free Copper (OFC) Power Wire (Red)

• 50 feet 0 gauge power wire
• Oxygen Free Copper (OFC) material
• Flexible silver tinned wires
• Color: Red

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List price $624.99
-20% $499.99

Available

Ships in 10-14 days

• 50 feet 0 gauge power wire
• Oxygen Free Copper (OFC) material
• Flexible silver tinned wires
• Color: Red

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    FAQ for Universal-Fit Audio & Electronics in 2003 6

    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 2003 Mazda 6?

    A: Yes this page includes all the best Universal-Fit Audio & Electronics that work in your 6.

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    • Owner's manual
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    • Vehicle produced after 2005: Inside driver's side door
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    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

    • You see only parts engineered for your exact vehicle
    • You avoid incompatible radios, speakers, or wiring
    • Installation is smoother, faster, and frustration-free
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    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.