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2003 Audi RS6

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 Audi RS6

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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NVX 5.25" Speaker Accessories Kit

Silicone 5.25" speaker baffles, Sound Dampening, Roller, and Panel Removal Kit

XBAF525, SDSK2, SDRLR1, BTK106 big
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Silicone 5.25" speaker baffles, Sound Dampening, Roller, and Panel Removal Kit

• Foldable Silicone with egg crate foam
• Creates a tight seal around your speaker for optimum sound quality
• Waterproof material
• The foam baffles from the competitors will deteriorate over time, while the rubber XBAF65's will last a lifetime

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found car based on your search
Fits your RS6
227
List price $72.71
-28% $52.16

In stock

• Foldable Silicone with egg crate foam
• Creates a tight seal around your speaker for optimum sound quality
• Waterproof material
• The foam baffles from the competitors will deteriorate over time, while the rubber XBAF65's will last a lifetime

NVX FRING525 Basic Speaker Installation Kit

2 Piece 5.25" Self-Adhesive Foam Speaker Ring Baffle Kit + 2 Sheets Sound Dampening Material and Roller with 6 Piece Removal Tool Kit

FRING525_K2_R1_06_INST_KIT big
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2 Piece 5.25" Self-Adhesive Foam Speaker Ring Baffle Kit + 2 Sheets Sound Dampening Material and Roller with 6 Piece Removal Tool Kit

• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Easy peel and stick installation

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found car based on your search
Fits your RS6
220
List price $72.71
-35% $46.99

In stock

NVX XBAF525 Baffle Accessory Kit

2 Piece Universal 5.25” Silicone Rubber Speaker Baffles with Self Adhesive Foam Base Pad + 1.38 Square Feet of Sound Damping Material (Two 10" x 10" Pieces)

XBAF525_SDSK2_BACC_KIT big
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2 Piece Universal 5.25” Silicone Rubber Speaker Baffles with Self Adhesive Foam Base Pad + 1.38 Square Feet of Sound Damping Material (Two 10" x 10" Pieces)

• Foldable Silicone with egg crate foam
• Creates a tight seal around your speaker for optimum sound quality
• Waterproof material
• The foam baffles from the competitors will deteriorate over time, while the rubber XBAF65's will last a lifetime
• Includes Sound Damping

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found car based on your search
Fits your RS6
56
List price $38.73
-23% $29.99

In stock

NVX XBAF525 Premium Speaker Installation Kit

2 Piece Universal 5.25” Silicone Rubber Speaker Baffles with Self Adhesive Foam Base Pad with Sound Damping + Removal Tool Kit and Sound Deadening

XBAF525_K2_05_R2_INST_KIT big
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2 Piece Universal 5.25” Silicone Rubber Speaker Baffles with Self Adhesive Foam Base Pad with Sound Damping + Removal Tool Kit and Sound Deadening

• Foldable Silicone with egg crate foam
• Creates a tight seal around your speaker for optimum sound quality
• Waterproof material
• The foam baffles from the competitors will deteriorate over time, while the rubber XBAF65's will last a lifetime

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your RS6
148
List price $72.71
-28% $51.99

In stock

JL Audio C1-075ct (Open Box, Great)

100W RMS 3/4" C1 Series Silk-suspended Aluminum Dome Component Car Tweeters

C1-075ct big
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100W RMS 3/4" C1 Series Silk-suspended Aluminum Dome Component Car Tweeters

• 3/4" C1 Series Silk-suspended Aluminum Dome Tweeters
• 50 watts RMS Each
• 6 ohm Impedance

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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your RS6
  • Front Door
  • Rear Door
5
List price $74.99
-15% $63.74 /pair

In stock

Limited time!

Kicker CST204 (46CST204)

200W Peak (100W RMS) 3/4” CS Series 4-ohm Titanium Dome Tweeters

CST20 big
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200W Peak (100W RMS) 3/4” CS Series 4-ohm Titanium Dome Tweeters

• 3/4" CS Series Dome Tweeters
• 100 watts Peak Each
• 50 watts RMS Each
• 4 ohm Impedance

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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your RS6
  • Front Door
  • Rear Door
3
List price $79.99
Save 30%
-30% $55.96 /pair

In stock

Limited time!

JBL Club 3412T (SPKCB3412TAM)

300W Peak (100W RMS) 3/4" Club Series 3-ohm Dome Tweeters

Club 3412T big
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300W Peak (100W RMS) 3/4" Club Series 3-ohm Dome Tweeters

• 3/4" Club Series Edge Driven Dome Tweeters
• 150 watts Peak Each
• 50 watts RMS Each
• 3 ohm Impedance

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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your RS6
  • Front Door
  • Rear Door
List price $129.95
Save $65.00
-50% $64.95 /pair

In stock

• 3/4" Club Series Edge Driven Dome Tweeters
• 150 watts Peak Each
• 50 watts RMS Each
• 3 ohm Impedance

JL Audio C1-075ct

50W RMS 0.75" C1 Series 8-ohm Component Dome Tweeters

C1-075ct big
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50W RMS 0.75" C1 Series 8-ohm Component Dome Tweeters

• 3/4" C1 Series Dome tweeters
• 50 watts RMS Each
• 6 ohm Impedance

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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your RS6
  • Front Door
  • Rear Door
5
$74.99 /pair

In stock

Used from: $63.74

Infinity Primus 753T (PR753T)

240W Peak (80W RMS) 3/4” Primus Series 3-ohm Edge-Driven Silk Dome Tweeters

PR753T big
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240W Peak (80W RMS) 3/4” Primus Series 3-ohm Edge-Driven Silk Dome Tweeters

• 3/4" Primus Series Edge Driven Dome Tweeters
• 120 watts Peak Each
• 40 watts RMS Each
• 3 ohm Impedance

shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Install kits available for most vehicles

found car based on your search
Fits multiple locations in your RS6
  • Front Door
  • Rear Door
1
List price $99.95
-30% $69.95 /pair

In stock

• 3/4" Primus Series Edge Driven Dome Tweeters
• 120 watts Peak Each
• 40 watts RMS Each
• 3 ohm Impedance

JBL CLUB 194T (JBLSPKCB194T)

300W Peak (100W RMS) 3/4" Club Series 3-ohm Dome Tweeters

CLUB 194T big
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300W Peak (100W RMS) 3/4" Club Series 3-ohm Dome Tweeters

• 3/4" Club Series Edge Driven Dome Tweeters
• 150 watts Peak Each
• 50 watts RMS Each
• 3 ohm Impedance

shipping truck icon Free shipping in USA. Provide zip for delivery date.
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VIP Product Get $10.00 in rewards to spend later

install icon

Install kits available for most vehicles

found car based on your search
Fits multiple locations in your RS6
  • Front Door
  • Rear Door
1
List price $129.95
-23% $99.95 /pair

In stock

• 3/4" Club Series Edge Driven Dome Tweeters
• 150 watts Peak Each
• 50 watts RMS Each
• 3 ohm Impedance

JL Audio C2-075CT

120W RMS 0.75" C2 Series 8-ohm Component Dome Tweeters

C2-075CT big
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120W RMS 0.75" C2 Series 8-ohm Component Dome Tweeters

• 3/4" C2 Series Dome tweeters
• 60 watts RMS Each
• 4 ohm Impedance

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VIP Product Get $16.00 in rewards to spend later

install icon

Install kits available for most vehicles

found car based on your search
Fits multiple locations in your RS6
  • Front Door
  • Rear Door
8
$159.99 /pair

In stock

• 3/4" C2 Series Dome tweeters
• 60 watts RMS Each
• 4 ohm Impedance

Diamond Audio DMDTAK

160W Peak (80W RMS) 3/4" DMD Series Silk Done Tweeter Add-On Kit with Crossover Networks

DMDTAK big
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160W Peak (80W RMS) 3/4" DMD Series Silk Done Tweeter Add-On Kit with Crossover Networks

• 3/4" Dome Silk DomeTweeters
• External 12dB/octave crossovers
• 80 watts Peak Each
• 40 watts RMS Each
• 4 ohm Impedance

shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Install kits available for most vehicles

found car based on your search
Fits multiple locations in your RS6
  • Front Door
  • Rear Door
List price $89.99
$87.99 /pair

Available

Ships in 10-14 days

• 3/4" Dome Silk DomeTweeters
• External 12dB/octave crossovers
• 80 watts Peak Each
• 40 watts RMS Each
• 4 ohm Impedance

Crux MVA-124

1-Input and 4-Output RCA Multi-Video Amplifier

MVA-124 big
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1-Input and 4-Output RCA Multi-Video Amplifier

• Multi-Video Amplifier
• Includes one RCA input and four RCA outputs
• Video level control for each level

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List price $48.30
-36% $31.05

In stock

Only 3 Left!

• Multi-Video Amplifier
• Includes one RCA input and four RCA outputs
• Video level control for each level

BOYO Vision VTSR220

Front and Rear Parking Assist System with 8 Parking Sensors (Black)

VTSR220 big
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Front and Rear Parking Assist System with 8 Parking Sensors (Black)

• Front and rear parking sensors with waterproof connectors
• Audible buzzer with volume adjustment
• Total Number of Sensors: 8
• Detection Distance: 1 feet to 5.9 feet

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2
List price $121.00
-31% $83.99

In stock

Only 2 Left!

Used from: $58.79

• Front and rear parking sensors with waterproof connectors
• Audible buzzer with volume adjustment
• Total Number of Sensors: 8
• Detection Distance: 1 feet to 5.9 feet

NVX NPKG212 Dual 12" Bass Package

1000W Max (500W RMS) Loaded Dual 12" Sub Bass Kit with Slot Ported Box, Monoblock Amp & Remote

NPKG212 big
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1000W Max (500W RMS) Loaded Dual 12" Sub Bass Kit with Slot Ported Box, Monoblock Amp & Remote

• 12" Loaded Dual Subwoofer Enclosure with Amplifier
• 500 watts RMS
• Class D Amplifier
• Variable Bass Boost
• Speaker-Level Inputs
• Wired Remote Bass Level Control

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Universal Icon Universal – fits most vehicles.

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11
List price $419.99
-11% $374.99

In stock

Like New from: $297.49

• 12" Loaded Dual Subwoofer Enclosure with Amplifier
• 500 watts RMS
• Class D Amplifier
• Variable Bass Boost
• Speaker-Level Inputs
• Wired Remote Bass Level Control

JL Audio RBC-1

Flush-Mount Wired Bass Remote Controller for Select JL Audio Amplifiers

RBC-1 big
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Flush-Mount Wired Bass Remote Controller for Select JL Audio Amplifiers

• Wired Bass Remote Controller
• Compatible with select JL Audio amplifiers
• Flush-mountable installation
• Color: Black

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67
$59.99

In stock

• Wired Bass Remote Controller
• Compatible with select JL Audio amplifiers
• Flush-mountable installation
• Color: Black

Stinger SGJ78

8-1/4" Cross Flow Cooling Fan

SGJ78 big
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8-1/4" Cross Flow Cooling Fan

• 8-1/4"
• Cross Flow Cooling Fan
• Keeps Components Running Cool
• Easy Installation

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15
List price $119.00
-52% $56.99

In stock

• 8-1/4"
• Cross Flow Cooling Fan
• Keeps Components Running Cool
• Easy Installation

Directed 508D

Invisibeam Field Disturbance Sensor

508D big
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Invisibeam Field Disturbance Sensor

• Invisibeam® Field Disturbance Sensor
• Generates two invisible detection fields around your vehicle
• Offers 2 response types

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14
List price $94.99
-52% $45.99

In stock

Only 1 Left!

• Invisibeam® Field Disturbance Sensor
• Generates two invisible detection fields around your vehicle
• Offers 2 response types

Belva BKIT150

158 Piece Terminal Connector Kit with Crimping Tool Included

BKIT150 big
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158 Piece Terminal Connector Kit with Crimping Tool Included

• Contains Clear Subdivided Container
• Nylon closed end connectors
• Red/blue/yellow vinyl butt connectors

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2
List price $29.99
-50% $14.99

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• Contains Clear Subdivided Container
• Nylon closed end connectors
• Red/blue/yellow vinyl butt connectors

Directed 520T

12 Volt Backup Battery and Sensor

520T big
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12 Volt Backup Battery and Sensor

• 12 Volt Backup Battery System
• Powers siren when battery is disabled

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7
List price $72.99
-58% $30.99

In stock

Only 3 Left!

• 12 Volt Backup Battery System
• Powers siren when battery is disabled

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    FAQ for Universal-Fit Audio & Electronics in 2003 RS6

    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 2003 Audi RS6?

    A: Yes this page includes all the best Universal-Fit Audio & Electronics that work in your RS6.

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    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

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    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.