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2011 Audi A4

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 2011 Audi A4

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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Diamond Audio CL10S

4 Pack of Extruded Aluminum 1.0" Clamp Rings (Silver)

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4 Pack of Extruded Aluminum 1.0" Clamp Rings (Silver)

• Extruded aluminum
• UV resistant
• Color: Silver

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$69.99

In stock.

• Extruded aluminum
• UV resistant
• Color: Silver

Wet Sounds ADPTC3-SXM

Swivel Base Mount for REV and ICON Series Tower Speakers (Stainless)

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Swivel Base Mount for REV and ICON Series Tower Speakers (Stainless)

• Swivel base surface mount for REV and ICON series tower speakers
• Mounts speakers to a surface or with a specific adapter
• Easy installation with minimal disassembly
• Includes all necessary hardware materials

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$419.99

Available

Ships in 10-14 days

• Swivel base surface mount for REV and ICON series tower speakers
• Mounts speakers to a surface or with a specific adapter
• Easy installation with minimal disassembly
• Includes all necessary hardware materials

Wet Sounds ADP F T-Top (White)

Fiberglass T-Top Factory Mounting Brackets with White Speaker Top Plates and Retro Kit

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Fiberglass T-Top Factory Mounting Brackets with White Speaker Top Plates and Retro Kit

• Mounting brackets for fiberglass T-top mounts
• Works with REV8X, REV8SC, REV10X, and REV10SC
• Equipped with large wiring openings to accept wiring for LED tower lighting
• Includes (2) brackets, white speaker top plates, and screws

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List price $189.99
-21% $149.99

Available

Ships in 10-14 days

• Mounting brackets for fiberglass T-top mounts
• Works with REV8X, REV8SC, REV10X, and REV10SC
• Equipped with large wiring openings to accept wiring for LED tower lighting
• Includes (2) brackets, white speaker top plates, and screws

JL Audio PS-SWMCP-B-3.000 (Open Box, Great)

Enclosed Speaker System Swivel Mount - 3.000"

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Enclosed Speaker System Swivel Mount - 3.000"

• Low-Profile Machined Fixtures
• Mounts VeX Pods to Roll Cage
• Pipe diameter fitment: 3.000"
• Color: Black

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List price $179.99
-30% $125.99

In stock

Only 1 Left!

• Low-Profile Machined Fixtures
• Mounts VeX Pods to Roll Cage
• Pipe diameter fitment: 3.000"
• Color: Black

Cerwin-Vega CS25W

2.5" to 3.25" Mounting Clamps for Marine Tower Speaker Pods (White, Pair)

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2.5" to 3.25" Mounting Clamps for Marine Tower Speaker Pods (White, Pair)

• Mounting clamps for Cerwin Vega RPM series marine speakers
• Mounting Diameter: 2.5" to 3.25"
• Made with solid extruded aluminum
• UV resistant with rubber pads for firm grip
• Mounting Clamp Color: White

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List price $263.99
-17% $219.99

Available

Ships in 10-14 days

• Mounting clamps for Cerwin Vega RPM series marine speakers
• Mounting Diameter: 2.5" to 3.25"
• Made with solid extruded aluminum
• UV resistant with rubber pads for firm grip
• Mounting Clamp Color: White

Cerwin-Vega CS25B

2.5" to 3.25" Mounting Clamps for Marine Tower Speaker Pods (Black, Pair)

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2.5" to 3.25" Mounting Clamps for Marine Tower Speaker Pods (Black, Pair)

• Mounting clamps for Cerwin Vega RPM series marine speakers
• Mounting Diameter: 2.5" to 3.25"
• Made with solid extruded aluminum
• UV resistant with rubber pads for firm grip
• Mounting Clamp Color: Black

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List price $263.99
-17% $219.99

Available

Ships in 10-14 days

• Mounting clamps for Cerwin Vega RPM series marine speakers
• Mounting Diameter: 2.5" to 3.25"
• Made with solid extruded aluminum
• UV resistant with rubber pads for firm grip
• Mounting Clamp Color: Black

JL Audio 1.625" Swivel Mount Clamps PS-SWMCP-B-1.625

Four 1.625" diameter Swivel Mounting Clamps - mounts two VeX Pods

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Four 1.625" diameter Swivel Mounting Clamps - mounts two VeX Pods

• Swivel Mount Fixture
• For PS650-VeX models
• Designed to mount two VeX Pods
• Patented and American-made by Axia Alloys
• Inner diameter of 1.625"

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$139.99

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Ships in 10-14 days


Available Deal
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Deal Details

Buy 1 Select M6 Series Marine Tower Speakers and you’ll save 50% off Select Clamps in your cart


• Swivel Mount Fixture
• For PS650-VeX models
• Designed to mount two VeX Pods
• Patented and American-made by Axia Alloys
• Inner diameter of 1.625"

Cerwin-Vega CS75B

0.75" to 1.75" Mounting Clamps for Marine Tower Speaker Pods (Black, Pair)

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0.75" to 1.75" Mounting Clamps for Marine Tower Speaker Pods (Black, Pair)

• Mounting clamps for Cerwin Vega RPM series marine speakers
• Mounting Diameter: 0.75" to 1.75"
• Made with solid extruded aluminum
• UV resistant with rubber pads for firm grip
• Mounting Clamp Color: Black

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List price $239.99
-17% $199.99

Available

Ships in 10-14 days

• Mounting clamps for Cerwin Vega RPM series marine speakers
• Mounting Diameter: 0.75" to 1.75"
• Made with solid extruded aluminum
• UV resistant with rubber pads for firm grip
• Mounting Clamp Color: Black

Fusion XS Series Wake Tower Mounting Brackets

Flat-mount brackets for mounting select Fusion marine tower speakers

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Flat-mount brackets for mounting select Fusion marine tower speakers

• Durable aluminum alloy mounting brackets
• User-adjustable to fit different wake tower bar diameters
• UV-stable and salt fog-resistant
• Quick and simple to install

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$119.99

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Ships in 10-14 days

• Durable aluminum alloy mounting brackets
• User-adjustable to fit different wake tower bar diameters
• UV-stable and salt fog-resistant
• Quick and simple to install

Wet Sounds ADPREVHDX-B

Surface Mounting Kit for REV HD Series Tower Speakers (Black)

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Surface Mounting Kit for REV HD Series Tower Speakers (Black)

• Surface mount kit for REV HD series tower speakers
• Mounts speakers to a surface or with a specific adapter
• Easy installation with minimal disassembly
• Includes all necessary hardware materials

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$199.99

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Ships in 10-14 days

• Surface mount kit for REV HD series tower speakers
• Mounts speakers to a surface or with a specific adapter
• Easy installation with minimal disassembly
• Includes all necessary hardware materials

Wet Sounds ADPMalibuG5-G

Tower Speaker Adaptor Kit for 2021 Malibu G5 Tower (Grey)

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Tower Speaker Adaptor Kit for 2021 Malibu G5 Tower (Grey)

• Brushed tower speaker adapters for 2021 Malibu G5 Tower
• For installation of (1) pair of Wet Sounds tower speakers
• For use with REV 10X, REV 8X and ICON 8 only
• Mounting hardware included

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$199.99

Available

Ships in 10-14 days

• Brushed tower speaker adapters for 2021 Malibu G5 Tower
• For installation of (1) pair of Wet Sounds tower speakers
• For use with REV 10X, REV 8X and ICON 8 only
• Mounting hardware included

Wet Sounds ADP DXT-B

Bottom Factory Mounting Bracket for Malibu G4 and Illusion Towers

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Bottom Factory Mounting Bracket for Malibu G4 and Illusion Towers

• Bottom/lower mount brackets for Malibu G4 and Illusion towers
• Works with PRO80X and REV10X
• Equipped with large wiring openings to accept wiring for LED tower lighting
• Includes (2) brackets and screws

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$129.99

Available

Ships in 10-14 days

• Bottom/lower mount brackets for Malibu G4 and Illusion towers
• Works with PRO80X and REV10X
• Equipped with large wiring openings to accept wiring for LED tower lighting
• Includes (2) brackets and screws

JL Audio M-MCPv3-3.000

3" Pipe Mounting Fixtures for ETXv3 Marine Tower Speakers

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3" Pipe Mounting Fixtures for ETXv3 Marine Tower Speakers

• 3" Pipe Mounting Fixtures for Marine Tower Speakers
• Fixed mounting fixtures for ETXv3 tower models
• Anodized finish with UV corrosion-resistant
• Precision-machined from marine-grade aluminum

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$239.99

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• 3" Pipe Mounting Fixtures for Marine Tower Speakers
• Fixed mounting fixtures for ETXv3 tower models
• Anodized finish with UV corrosion-resistant
• Precision-machined from marine-grade aluminum

DS18 FLMBPS/WHV2

Swivel Flat Mount Bracket Clamp Adaptor for NXL-PS and CF-PS Series Marine Tower Speakers in White

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Swivel Flat Mount Bracket Clamp Adaptor for NXL-PS and CF-PS Series Marine Tower Speakers in White

• Swivel flat mounting bracket for tower speakers
• Fits NXL-X and CF-X series marine tower speakers
• 30° tilt adjustable bracket construction
• Made from alloy zinc with aluminum and copper
• Painted in glossy white

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List price $118.99
-17% $98.95

In stock.

• Swivel flat mounting bracket for tower speakers
• Fits NXL-X and CF-X series marine tower speakers
• 30° tilt adjustable bracket construction
• Made from alloy zinc with aluminum and copper
• Painted in glossy white

Diamond Audio CL150S

4 Pack of Extruded Aluminum 1.5" Clamp Rings (Silver)

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4 Pack of Extruded Aluminum 1.5" Clamp Rings (Silver)

• Extruded aluminum
• UV resistant
• Color: Silver

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$69.99

In stock.

• Extruded aluminum
• UV resistant
• Color: Silver

Diamond Audio CL275S

4 Pack of Extruded Aluminum 2.75" Clamp Rings (Silver)

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4 Pack of Extruded Aluminum 2.75" Clamp Rings (Silver)

• Extruded aluminum
• UV resistant
• Color: Silver

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$69.99

In stock.

• Extruded aluminum
• UV resistant
• Color: Silver

Cerwin-Vega CL10B

1" Clamp Rings for SH10/SH8/SH65 Tower Speaker Pods (Black, 4-Piece)

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1" Clamp Rings for SH10/SH8/SH65 Tower Speaker Pods (Black, 4-Piece)

• 1" Replacement clamp rings for SH10/SH8/SH65 pods
• Made with solid extruded aluminum
• UV resistant with rubber pads for firm grip
• Mounting Clamp Ring Color: Black

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List price $83.99
-17% $69.99

Available

Ships in 10-14 days

• 1" Replacement clamp rings for SH10/SH8/SH65 pods
• Made with solid extruded aluminum
• UV resistant with rubber pads for firm grip
• Mounting Clamp Ring Color: Black

Cerwin-Vega CL125B

1.25" Clamp Rings for SH10/SH8/SH65 Tower Speaker Pods (Black, 4-Piece)

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1.25" Clamp Rings for SH10/SH8/SH65 Tower Speaker Pods (Black, 4-Piece)

• 1.25" Replacement clamp rings for SH10/SH8/SH65 pods
• Made with solid extruded aluminum
• UV resistant with rubber pads for firm grip
• Mounting Clamp Ring Color: Black

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VIP Product Get $7.00 in rewards to spend later

Universal Icon Universal – fits most vehicles.

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List price $83.99
-17% $69.99

Available

Ships in 10-14 days

• 1.25" Replacement clamp rings for SH10/SH8/SH65 pods
• Made with solid extruded aluminum
• UV resistant with rubber pads for firm grip
• Mounting Clamp Ring Color: Black

Cerwin-Vega CL150B

1.5" Clamp Rings for SH10/SH8/SH65 Tower Speaker Pods (Black, 4-Piece)

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1.5" Clamp Rings for SH10/SH8/SH65 Tower Speaker Pods (Black, 4-Piece)

• 1.5" Replacement clamp rings for SH10/SH8/SH65 pods
• Made with solid extruded aluminum
• UV resistant with rubber pads for firm grip
• Mounting Clamp Ring Color: Black

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VIP Product Get $7.00 in rewards to spend later

Universal Icon Universal – fits most vehicles.

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List price $83.99
-17% $69.99

Available

Ships in 10-14 days

• 1.5" Replacement clamp rings for SH10/SH8/SH65 pods
• Made with solid extruded aluminum
• UV resistant with rubber pads for firm grip
• Mounting Clamp Ring Color: Black

DS18 FLMBX/BK

Flat Mount Bracket Clamp Adaptor for NXL-X and CF-X Series Marine Tower Speakers in Black

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Flat Mount Bracket Clamp Adaptor for NXL-X and CF-X Series Marine Tower Speakers in Black

• Flat mounting bracket for tower speakers
• Fits NXL-X and CF-X series marine tower speakers
• 30° tilt adjustable bracket construction
• Made from high-quality die-cast Kirksite
• Painted in glossy black

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List price $93.99
-17% $77.95

In stock.

• Flat mounting bracket for tower speakers
• Fits NXL-X and CF-X series marine tower speakers
• 30° tilt adjustable bracket construction
• Made from high-quality die-cast Kirksite
• Painted in glossy black

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    FAQ for Universal-Fit Audio & Electronics in 2011 A4

    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 2011 Audi A4?

    A: Yes this page includes all the best Universal-Fit Audio & Electronics that work in your A4.

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

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