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2012 Audi A3

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 2012 Audi A3

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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Heise HE-SL550

9W Universal 5.5” Slimline Series Single Row 3 LED Light Bar

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9W Universal 5.5” Slimline Series Single Row 3 LED Light Bar

• Universal 5.5" Single Row LED Light Bar
• Water-resistant IPX-67 Rating
• 90° Flood Beam Pattern
• Integrated epoxy-encapsulated electronics
• Includes rear/side brackets

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Universal Icon Universal – fits most vehicles.

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List price $169.99
-10% $152.99

In stock.

• Universal 5.5" Single Row LED Light Bar
• Water-resistant IPX-67 Rating
• 90° Flood Beam Pattern
• Integrated epoxy-encapsulated electronics
• Includes rear/side brackets

Heise HE-MULTE-6W

Lite Marker Lights (6) 1.5 Watt - White - Municipality Series

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Lite Marker Lights (6) 1.5 Watt - White - Municipality Series

• Wattage: (6) 1.5-Watt LEDs
• Light Color: White
• Size: L: 3.4" W: 1.4" H: 0.4"
• IP Rating: 65
• 16 self-controlled patterns
• Designed for higher voltage applications

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List price $87.99
-10% $78.99

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Only 1 Left!

• Wattage: (6) 1.5-Watt LEDs
• Light Color: White
• Size: L: 3.4" W: 1.4" H: 0.4"
• IP Rating: 65
• 16 self-controlled patterns
• Designed for higher voltage applications

Heise HE-MULTE-6A

Lite Marker Lights (6) 1.5 Watt - Amber - Municipality Series

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Lite Marker Lights (6) 1.5 Watt - Amber - Municipality Series

• Wattage: (6) 1.5-Watt LEDs
• Light Color: Amber
• Size: L: 3.4" W: 1.4" H: 0.4"
• IP Rating: 65
• 16 self-controlled patterns
• Designed for higher voltage applications

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List price $87.99
-10% $78.99

In stock

Only 1 Left!

• Wattage: (6) 1.5-Watt LEDs
• Light Color: Amber
• Size: L: 3.4" W: 1.4" H: 0.4"
• IP Rating: 65
• 16 self-controlled patterns
• Designed for higher voltage applications

Heise HE-BDR42

240W Universal 42" Blackout Series Dual Row 80 LED Light Bar

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240W Universal 42" Blackout Series Dual Row 80 LED Light Bar

• Universal 42" Double Row LED Light Bar
• Water-resistant IPX-67 Rating
• Flood/Spot Combo Beam Pattern
• Integrated epoxy-encapsulated electronics
• Includes rear/side brackets and mounting hardware

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List price $726.00
-15% $617.00

In stock.

• Universal 42" Double Row LED Light Bar
• Water-resistant IPX-67 Rating
• Flood/Spot Combo Beam Pattern
• Integrated epoxy-encapsulated electronics
• Includes rear/side brackets and mounting hardware

Heise HE-TOBK1

Tacoma 2005-2015 30-inch straight light bar brackets

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Tacoma 2005-2015 30-inch straight light bar brackets

• For 2005–2015 Toyota Tacoma
• Designed for a 30" straight light bar
• Hidden bumper mounts
• Includes instructions & hardware

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List price $62.99
-11% $55.99

Available

Ships in 10-14 days

• For 2005–2015 Toyota Tacoma
• Designed for a 30" straight light bar
• Hidden bumper mounts
• Includes instructions & hardware

Heise HE-HDR32

180W Universal 32” Dual Row High Output 60 LED Light Bar

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180W Universal 32” Dual Row High Output 60 LED Light Bar

• Universal 32" Double Row LED Light Bar
• Water-resistant IPX-67 Rating
• Flood/Spot Combo Beam Pattern
• Integrated epoxy-encapsulated electronics
• Includes rear/side brackets and mounting hardware

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List price $726.99
-10% $653.99

In stock.

• Universal 32" Double Row LED Light Bar
• Water-resistant IPX-67 Rating
• Flood/Spot Combo Beam Pattern
• Integrated epoxy-encapsulated electronics
• Includes rear/side brackets and mounting hardware

Heise HE-SL5034

117W Universal 50.75” Slimline Series Single Row 39 LED Light Bar

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117W Universal 50.75” Slimline Series Single Row 39 LED Light Bar

• Universal 50.75" Single Row 39 LED Light Bar
• Water-resistant IPX-67 Rating
• Flood/Spot Combo Beam Pattern
• Includes both rear channel brackets and side brackets

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List price $749.99
-10% $674.99

In stock.

• Universal 50.75" Single Row 39 LED Light Bar
• Water-resistant IPX-67 Rating
• Flood/Spot Combo Beam Pattern
• Includes both rear channel brackets and side brackets

Heise HE-SS51

117W Universal 51" Super Slimline Series Single Row 39 LED Light Bar

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117W Universal 51" Super Slimline Series Single Row 39 LED Light Bar

• Universal 51" Single Row LED Light Bar
• Water-resistant IPX-67 Rating
• Flood/Spot Combo Beam Pattern
• Military-grade Breather Port
• Integrated-epoxy encapsulated electronics

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List price $752.99
-10% $676.99

In stock.

• Universal 51" Single Row LED Light Bar
• Water-resistant IPX-67 Rating
• Flood/Spot Combo Beam Pattern
• Military-grade Breather Port
• Integrated-epoxy encapsulated electronics

Heise HE-INFIN40

114W Universal 40" Infinite Series RGB 76 LED Light Bar

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114W Universal 40" Infinite Series RGB 76 LED Light Bar

• 40" Double Row LED Light Bar
• Water-resistant IPX-67 Rating
• 8 Degree spot Beam Pattern
• Heise Connect RGB controller now included

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List price $817.99
-10% $735.99

Available

Ships in 10-14 days

• 40" Double Row LED Light Bar
• Water-resistant IPX-67 Rating
• 8 Degree spot Beam Pattern
• Heise Connect RGB controller now included

Heise HE-JLPMLB

JL 2018-UP POST MOUNT BRACKET

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JL 2018-UP POST MOUNT BRACKET

• Jeep 2018-UP
• Fits a Cube, Work or Driving Light
• Mount cubes on top and sides
• 6 different mounting locations

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List price $79.00
-15% $67.00

In stock

Only 1 Left!

• Jeep 2018-UP
• Fits a Cube, Work or Driving Light
• Mount cubes on top and sides
• 6 different mounting locations

Heise HE-4X6B1

4x6 Rectangular headlight BLACK FRONT FACE

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4x6 Rectangular headlight BLACK FRONT FACE

• (18) 3-watt LEDs
• Total wattage: 60
• Color temperature: 6500K
• Current draw: 4.3 amps @13.8V, 2.9 amps @13.8V

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List price $223.00
-15% $190.00

In stock

Only 1 Left!

• (18) 3-watt LEDs
• Total wattage: 60
• Color temperature: 6500K
• Current draw: 4.3 amps @13.8V, 2.9 amps @13.8V

Heise HE-MULH-4W

Light Heads (White) - Municipality Series

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Light Heads (White) - Municipality Series

• LED Lighting System
• (4) 3-Watt LEDs
• ECE R10 Certified
• Available in white or amber
• Water-resistant IP65 rating
• 16 self-controlled patterns

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List price $75.00
-15% $64.00

In stock

Only 1 Left!

• LED Lighting System
• (4) 3-Watt LEDs
• ECE R10 Certified
• Available in white or amber
• Water-resistant IP65 rating
• 16 self-controlled patterns

Heise HE-MULH-4A

Light Heads (Amber) - Municipality Series

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Light Heads (Amber) - Municipality Series

• LED Lighting System
• (4) 3-Watt LEDs
• ECE R10 Certified
• Available in white or amber
• Water-resistant IP65 rating
• 16 self-controlled patterns

shipping truck icon Free shipping in USA. Provide zip for delivery date.
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VIP Product Get $6.40 in rewards to spend later

Universal Icon Universal – fits most vehicles.

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List price $75.00
-15% $64.00

In stock

Only 1 Left!

• LED Lighting System
• (4) 3-Watt LEDs
• ECE R10 Certified
• Available in white or amber
• Water-resistant IP65 rating
• 16 self-controlled patterns

Heise HE-MULTE-4W

Lite Marker Lights (4) 1.5 Watt - White - Municipality Series

HE-MULTE-4W big
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Lite Marker Lights (4) 1.5 Watt - White - Municipality Series

• Wattage: (4) 1.5-Watt LEDs
• Light Color: White
• Size: L: 3.4" W: 1.4" H: 0.4"
• IP Rating: 65
• 16 self-controlled patterns
• Designed for higher voltage applications

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Universal Icon Universal – fits most vehicles.

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List price $62.00
-15% $53.00

In stock

Only 1 Left!

• Wattage: (4) 1.5-Watt LEDs
• Light Color: White
• Size: L: 3.4" W: 1.4" H: 0.4"
• IP Rating: 65
• 16 self-controlled patterns
• Designed for higher voltage applications

Heise HE-MULTE-4A

Lite Marker Lights (4) 1.5 Watt - Amber - Municipality Series

HE-MULTE-4A big
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Lite Marker Lights (4) 1.5 Watt - Amber - Municipality Series

• Wattage: (4) 1.5-Watt LEDs
• Light Color: Amber
• Size: L: 3.4" W: 1.4" H: 0.4"
• IP Rating: 65
• 16 self-controlled patterns
• Designed for higher voltage applications

shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $5.30 in rewards to spend later

Universal Icon Universal – fits most vehicles.

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List price $62.00
-15% $53.00

In stock

Only 1 Left!

• Wattage: (4) 1.5-Watt LEDs
• Light Color: Amber
• Size: L: 3.4" W: 1.4" H: 0.4"
• IP Rating: 65
• 16 self-controlled patterns
• Designed for higher voltage applications

Heise HE-BDR50

288W Universal 50” Blackout Series Dual Row 96 LED Light Bar

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288W Universal 50” Blackout Series Dual Row 96 LED Light Bar

• Universal 50" Double Row LED Light Bar
• Water-resistant IPX-67 Rating
• Flood/Spot Combo Beam Pattern
• Integrated epoxy-encapsulated electronics
• Includes rear/side brackets and mounting hardware

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Universal Icon Universal – fits most vehicles.

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List price $946.00
-15% $804.00

In stock.

• Universal 50" Double Row LED Light Bar
• Water-resistant IPX-67 Rating
• Flood/Spot Combo Beam Pattern
• Integrated epoxy-encapsulated electronics
• Includes rear/side brackets and mounting hardware

Heise HE-BDRC42

240W Universal 42” Blackout Series Dual Row Curved 80 LED Light Bar

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240W Universal 42” Blackout Series Dual Row Curved 80 LED Light Bar

• Universal 42" Double Row LED Light Bar
• Water-resistant IPX-67 Rating
• Flood/Spot Combo Beam Pattern
• Integrated epoxy-encapsulated electronics
• Includes rear/side brackets and mounting hardware

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List price $1034.99
-10% $930.99

In stock.

• Universal 42" Double Row LED Light Bar
• Water-resistant IPX-67 Rating
• Flood/Spot Combo Beam Pattern
• Integrated epoxy-encapsulated electronics
• Includes rear/side brackets and mounting hardware

Heise HE-ATP3PIGTAIL

ATP PIGTAIL CONNECTORS WITH WIRE - For light bars 160 watts and greater - 10 PACK

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ATP PIGTAIL CONNECTORS WITH WIRE - For light bars 160 watts and greater - 10 PACK

• Connector for lightbars with 160 watts or higher
• 10-Pack of ATP3 pigtail connectors with wire

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List price $123.00
-15% $105.00

In stock

Only 3 Left!

• Connector for lightbars with 160 watts or higher
• 10-Pack of ATP3 pigtail connectors with wire

Heise HE-JKPMWS

JK Jeep 2007-2018 Post Mount Cube Bracket

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JK Jeep 2007-2018 Post Mount Cube Bracket

• Post Mount Cube Bracket for 07'-18' Jeeps
• 7 guage steel, powder coated
• Includes gaskets and mounting hardware
• Fits a Cube, Work or Driving Light

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List price $43.00
-14% $37.00

In stock

Only 1 Left!

• Post Mount Cube Bracket for 07'-18' Jeeps
• 7 guage steel, powder coated
• Includes gaskets and mounting hardware
• Fits a Cube, Work or Driving Light

Heise HE-JLAPB

JL 2018-UP PILLAR LIGHT BRACKET 50

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JL 2018-UP PILLAR LIGHT BRACKET 50

• JEEP JL PILLAR LIGHT BRACKET

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List price $349.00
-14% $299.00

In stock

Only 1 Left!

• JEEP JL PILLAR LIGHT BRACKET

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    FAQ for Universal-Fit Audio & Electronics in 2012 A3

    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 2012 Audi A3?

    A: Yes this page includes all the best Universal-Fit Audio & Electronics that work in your A3.

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