Garage
Shop
Loading...
Filters
filter-icon Filters & Sort
Limited time!

Rockford Fosgate Punch P1V2-4

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

P1V2-4 big
Go to item page Right Arrow Icon of Right Arrow

300W Peak (150W RMS) 4" 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 Speaker Accessory at Checkout!
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

Install kits available for most vehicles

additional information required
Fits select locations in your 328xi.
Add vehicle details to confirm exact location.
List price $215.99
Save $56.00
-26% $159.99 /pair

In stock

Only 3 Left!

Precision Power (PPI) MAS.522

150W RMS 5.25" MAS Series 2 Way Coaxial 2-ohm Motorcycle Speakers

MAS.522 big
Go to item page Right Arrow Icon of Right Arrow

150W RMS 5.25" MAS Series 2 Way Coaxial 2-ohm Motorcycle Speakers

• 75 watts RMS Each
• 1" Titanium Dome tweeters
• Polypropylene cone material
• Impedance: 2 ohm
• Sensitivity: 92 dB

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

VIP Product Get $27.00 in rewards to spend later

install icon

Free or discounted install kits when available.

Fits select models only.
Add details to confirm fitment.
1
List price $349.99
-23% $269.99 /pair

In stock

Only 3 Left!

• 75 watts RMS Each
• 1" Titanium Dome tweeters
• Polypropylene cone material
• Impedance: 2 ohm
• Sensitivity: 92 dB

Limited time!

Hertz CX 100

240W Peak (80W RMS) 4" Cento Series 2-Way Coaxial 4-ohm Car Speakers

CX 100 big
Go to item page Right Arrow Icon of Right Arrow

240W Peak (80W RMS) 4" Cento Series 2-Way Coaxial 4-ohm Car Speakers

• 120 watts Peak Each, 40 watts RMS Each
• 0.9" Soft Tetolon Dome Tweeters
• Semi-Pressed paper with Mica cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

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

VIP Product Get $25.00 in rewards to spend later

install icon

Install kits available for most vehicles

additional information required
Fits select locations in your 328xi.
Add vehicle details to confirm exact location.
4
List price $260.00
$249.99 /pair

In stock

Precision Power (PPI) MAS.524

150W RMS 5.25" MAS Series 2 Way Coaxial 4-ohm Motorcycle Speakers

MAS.524 big
Go to item page Right Arrow Icon of Right Arrow

150W RMS 5.25" 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 $27.00 in rewards to spend later

install icon

Free or discounted install kits when available.

Fits select models only.
Add details to confirm fitment.
1
List price $349.99
-23% $269.99 /pair

In stock

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

Pioneer TS-A1301C

600W Peak (100W RMS) 5.25" A-Series 2-Way 4-ohm Component Speakers

TS-A1301C big
Go to item page Right Arrow Icon of Right Arrow

600W Peak (100W RMS) 5.25" A-Series 2-Way 4-ohm Component Speakers

• 300 watts Peak Each, 50 watts RMS Each
• 1-3/16" Polyetherimide Hard Dome tweeters
• Injection Molded Polypropylene 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 $14.00 in rewards to spend later

install icon

Free or discounted install kits when available.

Fits select models only.
Add details to confirm fitment.
List price $170.00
-18% $140.00 /set

In stock

Only 3 Left!

Alpine S2-S50

340W Peak (110W RMS) 5.25" S-Series Hi-Res 2-Way Coaxial 4-ohm Car Speakers

S2-S50 big
Go to item page Right Arrow Icon of Right Arrow

340W Peak (110W RMS) 5.25" S-Series Hi-Res 2-Way Coaxial 4-ohm Car Speakers

• 170 watts Peak Each, 55 watts RMS Each
• Hi-Res Audio Certified
• 3/4" Cloth Soft Dome tweeters
• Polypropylene, Glass Fiber and Mica cone material
• Impedance: 4 ohm
• Sensitivity: 87 dB

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

VIP Product Get $13.00 in rewards to spend later

install icon

Free or discounted install kits when available.

Fits select models only.
Add details to confirm fitment.
2
List price $160.00
-19% $129.95 /pair

In stock

Only 2 Left!

Cerwin Vega H752

550W Peak (80W RMS) 5.25” HED Series 2-Way Coaxial 4-ohm Speakers

H752 big
Go to item page Right Arrow Icon of Right Arrow

550W Peak (80W RMS) 5.25” HED Series 2-Way Coaxial 4-ohm Speakers

• 275 watts Peak Each, 40 watts RMS Each
• 1" PEI (Polyetherimide) Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 82.5 dB

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

Free or discounted install kits when available.

Fits select models only.
Add details to confirm fitment.
5
List price $83.99
-17% $69.99 /pair

In stock

Hertz SX 690 H NEO

520W Peak (260W RMS) 6x9" SPL Show Series 3-Way Coaxial 4-ohm Car and Motorcycle Speakers

SX 690 H NEO big
Go to item page Right Arrow Icon of Right Arrow

520W Peak (260W RMS) 6x9" SPL Show Series 3-Way Coaxial 4-ohm Car and Motorcycle Speakers

• 260 watts Peak Each, 130 watts RMS Each
• 1.4" Tetolon Dome tweeter
• 1" Tetolon Dome super tweeter
• Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 94 dB

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

VIP Product Get $55.00 in rewards to spend later

install icon

Install kits available for most vehicles

additional information required
Fits select locations in your 328xi.
Add vehicle details to confirm exact location.
List price $650.00
-15% $549.99 /pair

In stock

Only 2 Left!

Sundown Audio SA-8M 8" (SA8M)

500W Peak (260W RMS) 8" SA Series Mid-Bass 4-ohm Speakers (S-SA8M)

S-SA8M big
Go to item page Right Arrow Icon of Right Arrow

500W Peak (260W RMS) 8" SA Series Mid-Bass 4-ohm Speakers (S-SA8M)

• 250 watts Peak Each, 130 watts RMS Each
• Woven Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 91.5 dB

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

VIP Product Get $40.00 in rewards to spend later

install icon

Install kits available for most vehicles

found car based on your search
Fits your 328xi
List price $479.99
-17% $399.99 /pair

In stock

Only 2 Left!

Infinity REF507F (INFSPKRF507FUS)

270W Peak (90W RMS) 5.25" Reference Series 2-Way Coaxial 3-ohm Speakers

REF507F big
Go to item page Right Arrow Icon of Right Arrow

270W Peak (90W RMS) 5.25" Reference Series 2-Way Coaxial 3-ohm Speakers

• 135 watts Peak Each, 45 watts RMS Each
• Textile Edge Driven Dome tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

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

VIP Product Get $11.00 in rewards to spend later

install icon

Free or discounted install kits when available.

Fits select models only.
Add details to confirm fitment.
1
List price $139.95
-21% $109.95 /pair

In stock

Hertz SV 200L

1000W Peak (500W RMS) 8" SPL Show Series 4-ohm Midbass Component Woofers

SV 200L big
Go to item page Right Arrow Icon of Right Arrow

1000W Peak (500W RMS) 8" SPL Show Series 4-ohm Midbass Component Woofers

• 500 watts Peak Each, 250 watts RMS Each
• Pulp Cotton Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 94.5 dB

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

VIP Product Get $35.00 in rewards to spend later

install icon

Install kits available for most vehicles

found car based on your search
Fits your 328xi
1
List price $405.00
-14% $349.99 /pair

In stock

Only 3 Left!

DS18 PRO-X8.4RGB (Sold Individually)

550W Peak (275W RMS) 8" Pro Midrange 4-ohm Speaker with RGB LED

PRO-X8.4RGB big
Go to item page Right Arrow Icon of Right Arrow

550W Peak (275W RMS) 8" Pro Midrange 4-ohm Speaker with RGB LED

• 550 watts Peak, 275 watts RMS
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 96 dB

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

VIP Product Get $9.60 in rewards to spend later

install icon

Install kits available for most vehicles

found car based on your search
Fits your 328xi
List price $115.99
-17% $95.95

In stock

Limited time!

NVX VPRO8BM (Sold Individually)

500W Peak (250W RMS) 8" V-Series Pro Midrange Loudspeaker

VPRO8BM big
Go to item page Right Arrow Icon of Right Arrow

500W Peak (250W RMS) 8" V-Series Pro Midrange Loudspeaker

• 500 watts Peak Each, 250 watts RMS Each
• Competition Grade Paper cone material
• Impedance: 4 ohm
• Sensitivity: 96 dB

Dads & Grads Sale! Save 15% at Checkout!
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 your 328xi
1
List price $83.99
-40% $49.99

In stock

Used from: $48.99

DS18 PRO-X8M (Sold Individually)

550W Peak (275W RMS) 8” PRO-X Series 8-ohm Mid-Range Loudspeaker

PRO-X8M big
Go to item page Right Arrow Icon of Right Arrow

550W Peak (275W RMS) 8” PRO-X Series 8-ohm Mid-Range Loudspeaker

• 550 watts Peak Each, 275 watts RMS Each
• Non-Pressed Paper cone material
• Impedance: 8 ohm
• Sensitivity: 97 dB

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 your 328xi
$64.95

In stock

DS18 PRO-CF8.2NR (Sold Individually)

600W Peak (300W RMS) 8" PRO Series Midbass 2-ohm Motorcycle and Powersports Loudspeaker

PRO-CF8.2NR big
Go to item page Right Arrow Icon of Right Arrow

600W Peak (300W RMS) 8" PRO Series Midbass 2-ohm Motorcycle and Powersports Loudspeaker

• 600 watts Peak, 300 watts RMS
• Water Resistant Carbon Fiber cone material
• Impedance: 2 ohm
• Sensitivity: 96 dB

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

VIP Product Get $25.20 in rewards to spend later

install icon

Install kits available for most vehicles

found car based on your search
Fits your 328xi
$251.95

In stock

Limited time!

Hifonics HCC4CX

150W Peak (80W RMS) 4" Colossus Classic Series 2 Way Coaxial 4-ohm Speakers

HCC4CX big
Go to item page Right Arrow Icon of Right Arrow

150W Peak (80W RMS) 4" Colossus Classic Series 2 Way Coaxial 4-ohm Speakers

• 75 watts Peak Each, 40 watts RMS Each
• 1" Aluminum Dome Tweeters
• Woven Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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

Install kits available for most vehicles

additional information required
Fits select locations in your 328xi.
Add vehicle details to confirm exact location.
$39.99 /pair

In stock

MB Quart FKB113

180W Peak (90W RMS) 5.25" Formula Series 2-Way 4-ohm Coaxial Car Speakers

FKB113 big
Go to item page Right Arrow Icon of Right Arrow

180W Peak (90W RMS) 5.25" Formula Series 2-Way 4-ohm Coaxial Car Speakers

• 90 watts Peak Each, 45 watts RMS Each
• 1" Aluminum Dome tweeters
• Lightweight Thermoformed Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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

Install kits available for most vehicles

Fits select models only.
Add details to confirm fitment.
4
List price $69.99
-57% $29.99 /pair

In stock

Limited time!

Kenwood eXcelon KFC-X135

320W Peak (80W RMS) 5.25" eXcelon Series 2 Way Coaxial 4-ohm Car Speakers

KFC-X135 big
Go to item page Right Arrow Icon of Right Arrow

320W Peak (80W RMS) 5.25" eXcelon Series 2 Way Coaxial 4-ohm Car Speakers

• 160 watts Peak Each, 40 watts RMS Each
• 1" Soft Dome Tweeters
• Injection Molded Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB

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

VIP Product Get $11.15 in rewards to spend later

install icon

Free or discounted install kits when available.

Fits select models only.
Add details to confirm fitment.
List price $180.00
Save $68.50
-38% $111.50 /pair

In stock

Only 2 Left!

Limited time!

Soundstream SPM.804X

1100W Peak (550W RMS) 8" Pro Audio Midrange 4-ohm Car Speakers

SPM.804X big
Go to item page Right Arrow Icon of Right Arrow

1100W Peak (550W RMS) 8" Pro Audio Midrange 4-ohm Car Speakers

• 550 watts Peak Each, 275 watts RMS Each
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 97.6 dB

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 your 328xi
1
List price $76.99
Save 22%
-22% $59.99 /pair

In stock

Only 1 Left!

• 550 watts Peak Each, 275 watts RMS Each
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 97.6 dB

Limited time!

Alpine BRV-S40C

240W Peak (80W RMS) 4" BassRev Series 2-Way 4-ohm Component Speaker System

BRV-S40C big
Go to item page Right Arrow Icon of Right Arrow

240W Peak (80W RMS) 4" BassRev Series 2-Way 4-ohm Component Speaker System

• 120 watts Peak Each, 40 watts RMS Each
• 3/4" Teteron Dome Tweeters
• Polypropylene-Mica cone material
• Impedance: 4 ohm
• Sensitivity: 84 dB

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

VIP Product Get $24.00 in rewards to spend later

install icon

Install kits available for most vehicles

additional information required
Fits select locations in your 328xi.
Add vehicle details to confirm exact location.
List price $360.00
Save $120.05
-33% $239.95 /set

In stock

Only 3 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 2007 328xi

    Q: Can I upgrade or change the Speakers in 2007 BMW 328xi?

    A: Yes this page includes all the best Speakers that work in your 328xi.

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

    2020 Ram 2500

    2007 BMW 328xi

    2023 Toyota 4Runner

    2000 Nissan Quest

    1982 Chevrolet Impala

    2015 Volvo XC60

    1967 Mazda 1500

    2004 Chevrolet TrailBlazer EXT

    1980 Dodge Diplomat

    2005 Honda Pilot

    Vehicle
    Store
    Delete

    2016 Can-Am Commander Max 1000 LTD

    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.