Garage
Shop
Loading...
Filters
filter-icon Filters & Sort

Kicker CSS67 (46CSS674) (Open Box, Great)

600W Peak (200W RMS) 6.75" CS Series 2 Way Component 4-ohm Speaker System

46CSS674 big
Go to item page Right Arrow Icon of Right Arrow

600W Peak (200W RMS) 6.75" CS Series 2 Way Component 4-ohm Speaker System

• 300 watts Max Each, 100 watts RMS Each
• 3/4" Titanium Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB
• Mounting Depth: 1-7/8"

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

Install kits available for this speaker

found car based on your search
Fits multiple locations in your A4
List price $199.99
-37% $125.99 /set

In stock

Only 1 Left!

• 300 watts Max Each, 100 watts RMS Each
• 3/4" Titanium Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB
• Mounting Depth: 1-7/8"

Alpine R2-S65C (Like New (Open Box))

600W Peak (200W RMS) 6.5" Next Generation R-Series 2-way 4-ohm Hi-Res Component Speaker System

R2-S65C big
Go to item page Right Arrow Icon of Right Arrow

600W Peak (200W RMS) 6.5" Next Generation R-Series 2-way 4-ohm Hi-Res Component Speaker System

• 300 watts Peak Each, 100 watts RMS Each
• Hi-Res Audio certified
• 1" Magnesium Hard Dome swivel-mount tweeters with threaded removable housing
• Reinforced Glass Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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

Save $30 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
List price $480.00
-29% $339.96 /set

In stock

Only 2 Left!

• 300 watts Peak Each, 100 watts RMS Each
• Hi-Res Audio certified
• 1" Magnesium Hard Dome swivel-mount tweeters with threaded removable housing
• Reinforced Glass Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

NVX XQS65KIT Version 2 (XQS65KITv2) (Like New (Open Box))

600W Peak (300W RMS) 6.5" X-Series 2-Way Component Speaker System with Real Carbon Fiber Cones and 30mm Silk Dome Tweeters

XQS65KITv2 big
Go to item page Right Arrow Icon of Right Arrow

600W Peak (300W RMS) 6.5" X-Series 2-Way Component Speaker System with Real Carbon Fiber Cones and 30mm Silk Dome Tweeters

• 300 watts Peak Each, 150 watts RMS Each
• 1-1/8" Silk Dome Tweeters
• Lightweight Real Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

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

Install kits available for this speaker

found car based on your search
Fits multiple locations in your A4
List price $499.99
-32% $339.99 /set

In stock

Only 1 Left!

• 300 watts Peak Each, 150 watts RMS Each
• 1-1/8" Silk Dome Tweeters
• Lightweight Real Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

Kicker CSC67 (46CSC674) (Open Box, Great)

600W Peak (200W RMS) 6.75” CS Series 2 Way Coaxial 4-ohm Speakers

46CSC674 big
Go to item page Right Arrow Icon of Right Arrow

600W Peak (200W RMS) 6.75” CS Series 2 Way Coaxial 4-ohm Speakers

• 300 watts Peak Each, 100 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

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

Install kits available for this speaker

found car based on your search
Fits multiple locations in your A4
List price $119.99
-42% $69.99 /pair

In stock

Only 2 Left!

• 300 watts Peak Each, 100 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

Kicker CSS65 (46CSS654) (Open Box, Great)

600W Peak (200W RMS) 6.5" CS Series 2 Way Component 4-ohm Speaker System

46CSS654 big
Go to item page Right Arrow Icon of Right Arrow

600W Peak (200W RMS) 6.5" CS Series 2 Way Component 4-ohm Speaker System

• 300 watts Max Each, 100 watts RMS Each
• 3/4" Titanium Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB
• Mounting Depth: 9/16"

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

Install kits available for this speaker

found car based on your search
Fits multiple locations in your A4
List price $199.99
-37% $125.99 /set

In stock

Only 1 Left!

• 300 watts Max Each, 100 watts RMS Each
• 3/4" Titanium Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB
• Mounting Depth: 9/16"

JL Audio C2-600cw (Sold Individually) (Like New (Open Box))

60W RMS 6” C2 Series Component 4-ohm Car Midwoofer

C2-600cw big
Go to item page Right Arrow Icon of Right Arrow

60W RMS 6” C2 Series Component 4-ohm Car Midwoofer

• 60 watts RMS Each
• Mica Injected Polypropylene - MIPP cone material
• Impedance: 4 ohm
• Sensitivity: 90.5 dB

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

Save $30 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
List price $159.99
-15% $135.99

In stock

Only 2 Left!

• 60 watts RMS Each
• Mica Injected Polypropylene - MIPP cone material
• Impedance: 4 ohm
• Sensitivity: 90.5 dB

NVX XQS3 v2 (XQS3v2) (Open Box, Great)

200W Peak (100W RMS) 3.5" X-Series v2 NEO Midrange Speakers with Carbon Fiber Cones

XQS3v2 big
Go to item page Right Arrow Icon of Right Arrow

200W Peak (100W RMS) 3.5" X-Series v2 NEO Midrange Speakers with Carbon Fiber Cones

• 100 watts Peak Each, 50 watts RMS Each
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 85 dB

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

Save $11 on install kits for this speaker

found car based on your search
Fits the following location in your A4
  • Rear Deck Corner
1
List price $155.99
-42% $90.99 /pair

In stock

Only 2 Left!

• 100 watts Peak Each, 50 watts RMS Each
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 85 dB

Rockford Fosgate Prime R165-S (Like New (Open Box))

160W Peak (80W RMS) 6.5" Prime Series 2 Way Component 4-ohm Speaker System

R165-S big
Go to item page Right Arrow Icon of Right Arrow

160W Peak (80W RMS) 6.5" Prime Series 2 Way Component 4-ohm Speaker System

• 80 watts Peak Each, 40 watts RMS Each
• 1/2" Mylar Balanced Dome tweeters
• Mica Injected Polypropylene - MIPP cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

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

Save $4 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
List price $79.99
-15% $67.99 /set

In stock

Only 1 Left!

• 80 watts Peak Each, 40 watts RMS Each
• 1/2" Mylar Balanced Dome tweeters
• Mica Injected Polypropylene - MIPP cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

Kicker CSC65 (46CSC654) (Like New (Open Box))

600W Peak (200W RMS) 6.5” CS Series 2 Way Coaxial 4-ohm Speakers

46CSC654 big
Go to item page Right Arrow Icon of Right Arrow

600W Peak (200W RMS) 6.5” CS Series 2 Way Coaxial 4-ohm Speakers

• 300 watts Peak Each, 100 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

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

Save $16 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
1
List price $119.99
-29% $84.99 /pair

In stock

• 300 watts Peak Each, 100 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

Alpine BRV-S65 (Like New (Open Box))

300W Peak (100W RMS) 6.5" BassRev Series 4-ohm 2-Way Coaxial Speaker Set

BRV-S65 big
Go to item page Right Arrow Icon of Right Arrow

300W Peak (100W RMS) 6.5" BassRev Series 4-ohm 2-Way Coaxial Speaker Set

• 150 watts Peak Each, 50 watts RMS Each
• 1" Polyester cloth Dome Tweeters
• Polypropylene-Mica cone material
• BassRev tuning via Alpine OPTIM8
• Impedance: 4 ohm
• Sensitivity: 84 dB

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

Save $30 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
List price $360.00
-29% $254.96 /pair

In stock

Only 1 Left!

• 150 watts Peak Each, 50 watts RMS Each
• 1" Polyester cloth Dome Tweeters
• Polypropylene-Mica cone material
• BassRev tuning via Alpine OPTIM8
• Impedance: 4 ohm
• Sensitivity: 84 dB

Kicker KSS65 (51KSS6504) (Like New (Open Box))

500W Peak (250W RMS) 6.5" KS Series 2-Way 4-ohm Component Speaker System

51KSS6504 big
Go to item page Right Arrow Icon of Right Arrow

500W Peak (250W RMS) 6.5" KS Series 2-Way 4-ohm Component Speaker System

• 250 watts Peak Each, 125 watts RMS Each
• 1" Silk Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

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

Install kits available for this speaker

found car based on your search
Fits multiple locations in your A4
List price $279.99
-24% $212.49 /set

In stock

NVX VSP60 - Open Box, Great

600W Peak (200W RMS) 6" V-Series 2-Way Coaxial Speakers with 25mm Silk Dome Tweeters

VSP60 big
Go to item page Right Arrow Icon of Right Arrow

600W Peak (200W RMS) 6" V-Series 2-Way Coaxial Speakers with 25mm Silk Dome Tweeters

• 300 watts Peak Each, 100 watts RMS Each
• 1" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB
• Mounting Depth: 2.51"

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

Save $30 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
$215.99 /pair

In stock

JL Audio C3-650 (Open Box, Great)

150W RMS 6.5" Evolution C3 Series 2-way 4-ohm Component Speaker System

C3-650 big
Go to item page Right Arrow Icon of Right Arrow

150W RMS 6.5" Evolution C3 Series 2-way 4-ohm Component Speaker System

• 75 watts RMS Each
• 1" Silk Soft Dome tweeters
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

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

Save $30 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
15
List price $529.99
-15% $450.49 /set

In stock

JL Audio C2-600x (Open Box, Great)

200W Peak (120W RMS) 6” Evolution C2 Series 2-way 4-ohm Coaxial Car Speakers

C2-600X big
Go to item page Right Arrow Icon of Right Arrow

200W Peak (120W RMS) 6” Evolution C2 Series 2-way 4-ohm Coaxial Car Speakers

• 100 watts Peak Each, 60 watts RMS Each
• 3/4" Silk Dome tweeters with ferrofluid cooling
• Mica Injected Polypropylene - MIPP cone material
• Impedance: 4 ohm
• Sensitivity: 93.5 dB

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

Save $30 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
8
List price $279.99
-15% $237.99 /pair

In stock

Kicker CSC65 (46CSC654) (Open Box, Great)

600W Peak (200W RMS) 6.5” CS Series 2 Way Coaxial 4-ohm Speakers

46CSC654 big
Go to item page Right Arrow Icon of Right Arrow

600W Peak (200W RMS) 6.5” CS Series 2 Way Coaxial 4-ohm Speakers

• 300 watts Peak Each, 100 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

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

Save $2 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
1
List price $119.99
-42% $69.99 /pair

In stock

NVX NSP65 - Open Box, Great

540W Peak (180W RMS) 6.5" N-Series 2-Way Coaxial Speakers with 20mm Silk Dome Tweeters

NSP65 big
Go to item page Right Arrow Icon of Right Arrow

540W Peak (180W RMS) 6.5" N-Series 2-Way Coaxial Speakers with 20mm Silk Dome Tweeters

• 270 watts Peak Each, 90 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB
• Mounting Depth: 2.40"

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

Save $20 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
4
List price $83.99
-35% $54.99 /pair

In stock

JL Audio C2-600 (Open Box, Great)

200W Peak (120W RMS) 6” Evolution C2 Series 2-way 4-ohm Component Speaker System

C2-600 big
Go to item page Right Arrow Icon of Right Arrow

200W Peak (120W RMS) 6” Evolution C2 Series 2-way 4-ohm Component Speaker System

• 100 watts Peak Each, 60 watts RMS Each
• 3/4" Silk Dome Tweeters
• Mica Injected Polypropylene - MIPP cone material
• Impedance: 4 ohm
• Sensitivity: 93.5 dB

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

Save $30 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
5
List price $329.99
-15% $280.49 /set

In stock

JBL GTO629 (Open Box, Great)

360W Peak (120W RMS) 6.5" GTO Series 2 Way Full Range Coaxial 3-ohm Speakers

GTO629 big
Go to item page Right Arrow Icon of Right Arrow

360W Peak (120W RMS) 6.5" GTO Series 2 Way Full Range Coaxial 3-ohm Speakers

• 180 watts Peak Each, 60 watts RMS Each
• 1" Edge Driven Dome tweeters
• Carbon-injected cone material with Plus One woofer cone architecture
• Impedance: 3 ohm
• Sensitivity: 93 dB

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

Install kits available for this speaker

found car based on your search
Fits multiple locations in your A4
3
List price $180.00
-58% $75.99 /pair

In stock

Rockford Fosgate Power T2652-S - Open Box, Great

6.5" Power Series Aluminum Component Car Audio Speaker System

T2652-S big
Go to item page Right Arrow Icon of Right Arrow

6.5" Power Series Aluminum Component Car Audio Speaker System

• Peak Power: 200W
• RMS Power: 100W
• Aluminum Dome Neo-Tweeter
• Mounting Depth: 2-5/8"
• Polypropylene-Carbon Fiber Hybrid
• 4 Ohm Impedance
• Sensitivity: 89dB

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

Save $30 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
42
List price $449.99
-15% $382.49 /set

In stock

NVX VSP65KIT - Like New (Open Box)

750W Peak (250W RMS) 6.5" V-Series 2-Way Component Speaker System with 25mm Silk Dome Tweeters

VSP65KIT big
Go to item page Right Arrow Icon of Right Arrow

750W Peak (250W RMS) 6.5" V-Series 2-Way Component Speaker System with 25mm Silk Dome Tweeters

• 375 watts Peak Each, 125 watts RMS Each
• 1" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB
• Mounting Depth: 2.51"

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

Save $3 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
List price $131.99
-28% $94.99 /set

In stock

Items per page: 20 40 60

    Clear all
    why-shoping-with-sonic

    We love people and we're ready to help you! See what separates us from our competition.

    Take advantage of our VIP rewards like 10% back on your purchases, free 2-day shipping, extended warranties, and free returns! Gain access to all of these rewards without any membership fees.
    Get great discounted (and possibly FREE) installation accessories with most car stereo purchases. This includes dash kits, wiring harnesses and antenna adapters that you will need to properly install your new car stereo.
    We are an Authorized Dealer for all the brands we sell, including the most premium brands in car and marine audio such as Hertz, JL Audio, NVX, Rockford Fosgate, Kicker, Alpine, Kenwood and many more.
    Shop Deals and get up to 30% off premium brands! Shop Now! We are always looking out for the best products and deals to offer our customers. Don’t pay too much by shopping elsewhere!
    We have information on brands, gear, and more for you to explore! Check out our YouTube Channel for helpful how-to videos, product reviews, and Q&As. For a more detailed look, also visit our Learning Center!
    Our trained experts are here to assist you! They are just a phone call or click away to help you get the right gear for you and your vehicle!
    Why Shop With Us?
    FAQ for Speakers in 2011 A4

    Q: Can I upgrade or change the Speakers in 2011 Audi A4?

    A: Yes this page includes all the best Speakers that work in your A4.

    Save up to 10 different vehicles in your garage
    Vehicle
    Store
    Delete

    2011 Audi A4

    Add vehicle Clear all vehicles
    Where to find vehicle info
    Are you sure you want to clear your garage?
    This action cannot be undone. Confirm
    This category was not designed for products.
    If you continue, you will be redirected to a category customized for your vehicle. Continue
    Loading...
    Identify your vehicle and submodel details
    • Owner's manual
    • Vehicle's insurance card
    • Vehicle registration
    • Vehicle produced after 2005: Inside driver's side door
    • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
    Car Info Side Door Icon
    Vehicle Registration Icon
    Vehicle Insurance Icon

    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
    • You get the correct accessories the first time

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