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

Crunch CS65CXS

600W Peak (120W RMS) 6.5" CS Series 2-Way Coaxial 4-ohm Speakers

CS65CXS big
Go to item page Right Arrow Icon of Right Arrow

600W Peak (120W RMS) 6.5" CS Series 2-Way Coaxial 4-ohm Speakers

• 300 watts Peak Each, 60 watts RMS Each
• 1" Neo-Mylar Soft Dome tweeters
• Alpha-Cellulose cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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
8
List price $32.99
-9% $29.99 /pair

In stock

Limited time!

Sony XS-160GS

500W Peak (90W RMS) 6.5" GS Series 2-way 4-ohm Coaxial Car Speakers

XS-160GS big
Go to item page Right Arrow Icon of Right Arrow

500W Peak (90W RMS) 6.5" GS Series 2-way 4-ohm Coaxial Car Speakers

• 250 watts Peak Each, 45 watts RMS Each
• 13/16 Silk Soft Dome tweeters
• Composite Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

Free Speaker Accessory at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $14.80 in rewards to spend later

install icon

Save $22 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
List price $149.99
$148.00 /pair

In stock

Cerwin-Vega H65C

720W Peak (240W RMS) 6.5" HED Series 2 Way Component 4-ohm Speaker System

H65C big
Go to item page Right Arrow Icon of Right Arrow

720W Peak (240W RMS) 6.5" HED Series 2 Way Component 4-ohm Speaker System

• 360 watts Peak Each, 120 watts RMS Each
• 1" PEI (Polyetherimide) Balanced Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 87 dB

1+ offers available
shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Save $22 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
$189.99 /set

In stock

Only 1 Left!

Continue to cart

Available Offers (2) for Cerwin-Vega H65C
Offer image
Flash Sale! Save at Checkout!
$189.99
$151.99 with coupon | Price details
Free Baffles with Select Speakers
Limited time!

Boss Elite BE652C

100W RMS 6.5" Elite Series 2-Way Coaxial 4-ohm Shallow Car Speakers

BE652C big
Go to item page Right Arrow Icon of Right Arrow

100W RMS 6.5" Elite Series 2-Way Coaxial 4-ohm Shallow Car Speakers

• 50 watts RMS Each
• 1.1" Dome Tweeters
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

Free Speaker Accessory at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $10.00 in rewards to spend later

install icon

Save $22 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
$99.99 /pair

In stock

Limited time!

Rockford Fosgate Punch P1V2-65

300W Peak (150W RMS) 6.5" Punch P1 Series 3 Way Coaxial 4-ohm Speakers

P1V2-65 big
Go to item page Right Arrow Icon of Right Arrow

300W Peak (150W RMS) 6.5" Punch P1 Series 3 Way Coaxial 4-ohm Speakers

• 150 watts Peak Each, 75 watts RMS Each
• 3/4" Tetolon Inverted Dome tweeters
• 3/8" Polypropylene-Piezo super tweeters
• Mica reinforced Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

Free Baffles with Select Speakers Shop deal
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $18.00 in rewards to spend later

install icon

Save $22 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
List price $239.99
Save $60.00
-25% $179.99 /pair

In stock

Only 1 Left!

Limited time!

JL Audio C6-650

150W Peak (100W RMS) 6.5" C6 Series 2 Way 4-ohm Component Speaker System

C6-650 big
Go to item page Right Arrow Icon of Right Arrow

150W Peak (100W RMS) 6.5" C6 Series 2 Way 4-ohm Component Speaker System

• 150 watts Peak Each, 100 watts RMS Each
• 1" Silk Edge Driven Dome Tweeters
• Injection Molded Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 87.37 dB

Free Speaker Accessory Kit at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $105.00 in rewards to spend later

install icon

Save $22 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
$1,049.99

In stock

Used from: $892.49
Limited time!

Memphis MS60V

300W Peak (150W RMS) 6.5" M Series Convertible 4-ohm Speaker Component System

MS60V big
Go to item page Right Arrow Icon of Right Arrow

300W Peak (150W RMS) 6.5" M Series Convertible 4-ohm Speaker Component System

• 150 watts Peak Each, 75 watts RMS Each
• Aluminum Dome Tweeters
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

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

VIP Product Get $16.00 in rewards to spend later

install icon

Save $22 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
List price $259.95
Save $99.96
-38% $159.99 /pair

In stock

Only 2 Left!

Limited time!

JBL STAGE3 GEN2 68 (STAGE368)

1120W Peak (140W RMS) 6.5" Stage3 Gen2 Series 2-Way Coaxial 4-ohm Car Speakers with Grilles

STAGE368 big
Go to item page Right Arrow Icon of Right Arrow

1120W Peak (140W RMS) 6.5" Stage3 Gen2 Series 2-Way Coaxial 4-ohm Car Speakers with Grilles

• 560 watts Peak Each, 70 watts RMS Each
• PEI (Polyetherimide) Balanced Dome Tweeters
• Plus One Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

Free Speaker Accessory at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Save $22 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
List price $119.95
-17% $99.95 /pair

In stock

Lowest price in 30 days

Sundown Audio E-6.5CX

120W RMS 6.5" E Series Coaxial 4-ohm Speakers (S-E6.5CX)

S-E6.5CX big
Go to item page Right Arrow Icon of Right Arrow

120W RMS 6.5" E Series Coaxial 4-ohm Speakers (S-E6.5CX)

• 60 watts RMS Each
• Titanium Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm

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 A4
List price $119.99
-33% $79.99 /pair

In stock

JVC CS-DR601C

720W Peak (120W RMS) 6.5" DRVN DR Series 2-Way 4-ohm Component Speaker System

CS-DR601C big
Go to item page Right Arrow Icon of Right Arrow

720W Peak (120W RMS) 6.5" DRVN DR Series 2-Way 4-ohm Component Speaker System

• 360 watts Peak Each, 60 watts RMS Each
• 1" PEI (Polyetherimide) Balanced Dome Tweeters
• Carbon Mica cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

1+ offers available
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $15.90 in rewards to spend later

install icon

Save $22 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
List price $179.00
-11% $159.00 /set

In stock

Only 3 Left!

Continue to cart

Available Offers (2) for JVC CS-DR601C
Offer image
Flash Sale! Save at Checkout!
List price $179.00
-11% $159.00
$127.20 with coupon | Price details
Free Baffles with Select Speakers

Deaf Bonce Machete MFC-615

320W Peak (160W RMS) 6.5" Machete Series 2 Way Component 4-ohm Speakers

MFC-615 big
Go to item page Right Arrow Icon of Right Arrow

320W Peak (160W RMS) 6.5" Machete Series 2 Way Component 4-ohm Speakers

• 160 watts Peak Each, 80 watts RMS Each
• Impedance: 4 ohm
• Sensitivity: 91.7 dB

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

Save $8 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
List price $69.99
-22% $54.90 /set

In stock

Only 2 Left!

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 $22 on install kits for this speaker

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

In stock

Cerwin-Vega V25

120W Peak (40W RMS) 2.5" Vega Series 2025 Edition Midrange 4-ohm Speakers

V25 big
Go to item page Right Arrow Icon of Right Arrow

120W Peak (40W RMS) 2.5" Vega Series 2025 Edition Midrange 4-ohm Speakers

• 60 watts Peak Each, 20 watts RMS Each
• Treated Paper cone material
• Impedance: 4 ohm
• Sensitivity: 83 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
$69.99 /pair

In stock

Limited time!

Hertz MP 165.3

360W Peak (180W RMS) 6.5" Mille Pro Series Pro Audio Midwoofer 4-ohm Speaker

MP165.3 big
Go to item page Right Arrow Icon of Right Arrow

360W Peak (180W RMS) 6.5" Mille Pro Series Pro Audio Midwoofer 4-ohm Speaker

• 180 watts Peak Each, 90 watts RMS Each
• Pressed Pulp with Cotton Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

Flash Sale! Save at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $70.00 in rewards to spend later

install icon

Save $22 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
List price $825.00
-15% $699.99

In stock

Limited time!

AudioControl PNW-65

200W RMS 6.5" PNW Series 2-Way Coaxial 3-ohm Car Speakers

PNW-65 big
Go to item page Right Arrow Icon of Right Arrow

200W RMS 6.5" PNW Series 2-Way Coaxial 3-ohm Car Speakers

• 100 watts RMS Each
• 1" Hybrid Silk Dome Tweeters
• Rigid Poly Mica cone material
• Impedance: 3 ohm
• Sensitivity: 88.9 dB

Free Baffles with Select Speakers Shop deal
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $25.90 in rewards to spend later

install icon

Save $22 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
3
List price $279.00
-7% $259.00 /pair

In stock

Limited time!

AudioControl A65

200W RMS 6.5" Altitude Series 2-Way Coaxial 4-ohm Car Speakers

A65 big
Go to item page Right Arrow Icon of Right Arrow

200W RMS 6.5" Altitude Series 2-Way Coaxial 4-ohm Car Speakers

• 100 watts RMS Each
• Silk Dome Tweeters
• Precision-Molded Glass Fiber cone
• Impedance: 4 ohm
• Sensitivity: 86.2 dB

Free Speaker Accessory at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $12.90 in rewards to spend later

install icon

Save $22 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
List price $149.00
-13% $129.00 /pair

In stock

Orion HCCA64N

2800W Peak (700W RMS) 6.5" HCCA Series Pro Audio Midrange 4-ohm Car Speakers

HCCA64N big
Go to item page Right Arrow Icon of Right Arrow

2800W Peak (700W RMS) 6.5" HCCA Series Pro Audio Midrange 4-ohm Car Speakers

• 1400 watts Peak Each, 350 watts RMS Each
• Non-Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 99 dB

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

VIP Product Get $22.00 in rewards to spend later

install icon

Save $22 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
List price $263.99
-17% $219.95 /pair

In stock

Limited time!

DS18 ZXI-654

480W Peak (160W RMS) 6.5" ZXI Series 2-way 4-ohm Coaxial Car Speakers

ZXI-654 big
Go to item page Right Arrow Icon of Right Arrow

480W Peak (160W RMS) 6.5" ZXI Series 2-way 4-ohm Coaxial Car Speakers

• 240 watts Peak Each, 80 watts RMS Each
• 1" PEI (Polyetherimide) tweeters with neodymium magnets
• Glass Fiber cone material with KSV former
• Impedance: 4 ohm
• Sensitivity: 89 dB

Free Speaker Accessory at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Save $22 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
$94.95 /pair

In stock

Precision Power MAS.654

150W RMS 6.5" MAS Series 2 Way Coaxial 4-ohm Motorcycle Speakers

MAS.654 big
Go to item page Right Arrow Icon of Right Arrow

150W RMS 6.5" MAS Series 2 Way Coaxial 4-ohm Motorcycle Speakers

• Peak Each, 75 watts RMS Each
• 1" Titanium Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

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

VIP Product Get $28.00 in rewards to spend later

install icon

Save $22 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
List price $359.99
-22% $279.99 /pair

In stock

Only 1 Left!

• Peak Each, 75 watts RMS Each
• 1" Titanium Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

Limited time!

Cerwin-Vega V65

720W Peak (240W RMS) 6.5" Vega Series 2025 Edition 2-Way Coaxial 4-ohm Speakers

V65 big
Go to item page Right Arrow Icon of Right Arrow

720W Peak (240W RMS) 6.5" Vega Series 2025 Edition 2-Way Coaxial 4-ohm Speakers

• 360 watts Peak Each, 120 watts RMS Each
• 3/4" Silk Balanced Dome Tweeters
• Carbon Fiber Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

Free Baffles with Select Speakers Shop deal
shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Save $22 on install kits for this speaker

found car based on your search
Fits multiple locations in your A4
$149.99 /pair

In stock

Only 2 Left!

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 2004 A4

    Q: Can I upgrade or change the Speakers in 2004 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

    2004 Audi A4

    2012 Ford Explorer

    1986 Mercury Lynx

    2019 Lexus IS350

    1978 Mercury Monterey

    1992 Eagle Summit

    1980 Porsche 928

    2017 Ram Window Van

    1979 Porsche 924

    1973 Chevrolet Caprice

    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.