Garage
Shop
Loading...
filter-icon Filters & Sort
Lowest price in 30 days

NVX VSP65 (2-Pairs, 4-Total)

1200W Peak (400W RMS) 6.5" V-Series 2-Way Coaxial Speakers with 25mm Silk Dome Tweeters (2-Pairs)

VSP65_2 big
Go to item page Right Arrow Icon of Right Arrow

1200W Peak (400W RMS) 6.5" V-Series 2-Way Coaxial Speakers with 25mm Silk Dome Tweeters (2-Pairs)

• 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.
Fits select models only.
Add details to confirm fitment.
64
List price $239.98
-21% $189.98

In stock

Only 2 Left!

• 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"

AudioControl PNW-65CS2 (2-Pairs, 4-Total)

500W Peak (300W RMS) 6.5″ PNW Series 2-way 3-ohm Component Speaker System (2-Pairs)

PNW65CS2_2 big
Go to item page Right Arrow Icon of Right Arrow

500W Peak (300W RMS) 6.5″ PNW Series 2-way 3-ohm Component Speaker System (2-Pairs)

• 125 watts Peak Each, 75 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene-Mica cone material
• Impedance: 3 ohm
• Sensitivity: 88.8 dB

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
Fits select models only.
Add details to confirm fitment.
4
List price $678.00
-6% $638.00

In stock

• 125 watts Peak Each, 75 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene-Mica cone material
• Impedance: 3 ohm
• Sensitivity: 88.8 dB

Cerwin Vega XED525C (2-Pairs, 4-Total)

1200W Peak (120W RMS) 5.25” XED Series 2-Way Component Speakers (2-Pairs)

XED525C_2 big
Go to item page Right Arrow Icon of Right Arrow

1200W Peak (120W RMS) 5.25” XED Series 2-Way Component Speakers (2-Pairs)

• 300 watts Peak Each, 30 watts RMS Each
• 1" Metallic Balanced Dome Tweeters
• Curvilinear polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 94 dB

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your DeVille
8
List price $143.98
-17% $119.98

In stock

• 300 watts Peak Each, 30 watts RMS Each
• 1" Metallic Balanced Dome Tweeters
• Curvilinear polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 94 dB

Hertz CX 130 (2-Pairs, 4-Total)

600W Peak (200W RMS) 5.25" Cento Series 2-Way Coaxial Car Speakers (2-Pairs)

CX130_2 big
Go to item page Right Arrow Icon of Right Arrow

600W Peak (200W RMS) 5.25" Cento Series 2-Way Coaxial Car Speakers (2-Pairs)

• 150 watts Peak Each, 50 watts RMS Each
• 15/16 Tetolon Dome Tweeters
• cone material
• Impedance: 4 ohm
• Sensitivity: 92.5 dB

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your DeVille
List price $520.00
$499.98

In stock

Only 2 Left!

• 150 watts Peak Each, 50 watts RMS Each
• 15/16 Tetolon Dome Tweeters
• cone material
• Impedance: 4 ohm
• Sensitivity: 92.5 dB

Infinity Primus 503CF (PR503CF) (2-Pairs, 4-Total)

600W Peak (200W RMS) 5.25” Primus Series 2-Way Component Speaker System (2-Pairs)

PR503CF_2 big
Go to item page Right Arrow Icon of Right Arrow

600W Peak (200W RMS) 5.25” Primus Series 2-Way Component Speaker System (2-Pairs)

• 150 watts Peak Each, 50 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 91 dB

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your DeVille
1
List price $299.90
-20% $239.90

In stock

Only 2 Left!

• 150 watts Peak Each, 50 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 91 dB

JVC CS-DF620 (2-Pairs, 4-Total)

1200W Peak (100W RMS) 6.5" DF Series 2-Way Coaxial Car Speakers (2-Pairs)

CSDF620_2 big
Go to item page Right Arrow Icon of Right Arrow

1200W Peak (100W RMS) 6.5" DF Series 2-Way Coaxial Car Speakers (2-Pairs)

• 300 watts Peak Each, 25 watts RMS Each
• 1" Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
Fits select models only.
Add details to confirm fitment.
4
List price $128.00
-40% $76.98

In stock

• 300 watts Peak Each, 25 watts RMS Each
• 1" Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB

NVX VSP4 (2-Pairs, 4-Total)

900W Peak (300W RMS) 4" V-Series 2-Way Coaxial Car Speakers with Silk Dome Tweeters (2-Pairs)

VSP4_2 big
Go to item page Right Arrow Icon of Right Arrow

900W Peak (300W RMS) 4" V-Series 2-Way Coaxial Car Speakers with Silk Dome Tweeters (2-Pairs)

• 225 watts Peak Each, 75 watts RMS Each
• 1" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB
• Mounting Depth: 2.04"

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your DeVille
17
List price $143.98
-21% $113.98

In stock

• 225 watts Peak Each, 75 watts RMS Each
• 1" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB
• Mounting Depth: 2.04"

Hertz CPX 165 (2-Pairs, 4-Total)

1140W Peak (380W RMS) 6.5" Cento Series 2-Way Coaxial Car Speakers (2-Pairs)

CPX165_2 big
Go to item page Right Arrow Icon of Right Arrow

1140W Peak (380W RMS) 6.5" Cento Series 2-Way Coaxial Car Speakers (2-Pairs)

• 285 watts Peak Each, 95 watts RMS Each
• 0.9 Tetolon Dome Tweeters
• Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
Fits select models only.
Add details to confirm fitment.
3
List price $810.00
-14% $699.98

In stock

Only 3 Left!

• 285 watts Peak Each, 95 watts RMS Each
• 0.9 Tetolon Dome Tweeters
• Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

DS18 PRO-ZXI694BM (Pair)

1200W Peak (600W RMS) 6x9” ZXi Series 4-Ohm Midrange Car Speakers (Pair)

PROZXI694BM_2 big
Go to item page Right Arrow Icon of Right Arrow

1200W Peak (600W RMS) 6x9” ZXi Series 4-Ohm Midrange Car Speakers (Pair)

• 600 watts Peak Each, 300 watts RMS Each
• Aluminum Bullet Tweeters
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 98 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
Fits select models only.
Add details to confirm fitment.
4
$199.90

In stock

Only 2 Left!

• 600 watts Peak Each, 300 watts RMS Each
• Aluminum Bullet Tweeters
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 98 dB

2) Rockford Fosgate P1692 6x9" +2) R165X3 6.5" Car Speakers

300W Peak (150W RMS) 6x9" 2-Way Punch Series Coaxial Speakers Package

R165X3,P1692 big
Go to item page Right Arrow Icon of Right Arrow

300W Peak (150W RMS) 6x9" 2-Way Punch Series Coaxial Speakers Package

• Peak Power: 300W
• RMS Power: 150W
• 3/4" Treated PEI Dome Tweeter
• Mounting Depth: 3" • Injection Molded Mineral Filled Polypropylene Woofer Cone
• 4 Ohm Impedance
• Sensitivity: 91dB

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
Fits select models only.
Add details to confirm fitment.
236
$189.98

In stock

Only 1 Left!

Diamond Audio MP694 (2-Pairs, 4-Total)

1200W Peak (600W RMS) 6X9" Motorsport Series Pro Full-Range Compression Integrated Horn Speaker (2-Pairs)

MP694_2 big
Go to item page Right Arrow Icon of Right Arrow

1200W Peak (600W RMS) 6X9" Motorsport Series Pro Full-Range Compression Integrated Horn Speaker (2-Pairs)

• 300 watts Max Each, 150 watts RMS Each
• 1" Horn Tweeters
• Impedance: N/A
• Sensitivity: 101 dB
• Mounting Depth: 3.99"

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
Fits select models only.
Add details to confirm fitment.
$1,099.98

In stock

Only 1 Left!

• 300 watts Max Each, 150 watts RMS Each
• 1" Horn Tweeters
• Impedance: N/A
• Sensitivity: 101 dB
• Mounting Depth: 3.99"

Infinity Kappa 503CF (2-Pairs, 4-Total)

960W Peak (320W RMS) 5.25” Kappa Series 2-way Component Speakers System (2-Pairs)

KAPPA503CF_2 big
Go to item page Right Arrow Icon of Right Arrow

960W Peak (320W RMS) 5.25” Kappa Series 2-way Component Speakers System (2-Pairs)

• 240 watts Peak Each, 80 watts RMS Each
• 3/4" Silk Edge-Driven Dome Tweeters
• Glass Fiber cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your DeVille
1
List price $899.90
-38% $559.98

In stock

Only 1 Left!

• 240 watts Peak Each, 80 watts RMS Each
• 3/4" Silk Edge-Driven Dome Tweeters
• Glass Fiber cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

JVC CS-DR601C (2-Pairs, 4-Total)

1440W Peak (240W RMS) 6.5" DRVN Series 2-Way Component Car Speakers (2-Pairs)

CSDR601C_2 big
Go to item page Right Arrow Icon of Right Arrow

1440W Peak (240W RMS) 6.5" DRVN Series 2-Way Component Car Speakers (2-Pairs)

• 360 watts Peak Each, 60 watts RMS Each
• 1" Poly-Ether Imide Balanced Dome Tweeters
• Carbon Mica cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
Fits select models only.
Add details to confirm fitment.
List price $358.00
-11% $318.00

In stock

Only 1 Left!

• 360 watts Peak Each, 60 watts RMS Each
• 1" Poly-Ether Imide Balanced Dome Tweeters
• Carbon Mica cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

Rockford Fosgate Power T2652-S (Pair, 2-Total)

800W Peak (400W RMS) 6.5" Power Series 2-way Component Speaker System (Pair)

T2652S_2 big
Go to item page Right Arrow Icon of Right Arrow

800W Peak (400W RMS) 6.5" Power Series 2-way Component Speaker System (Pair)

• 200 watts Peak Each, 100 watts RMS Each
• 1" Aluminum Dome Tweeters with integral suspension
• Carbon Fiber & polypropylene injection molded cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
Fits select models only.
Add details to confirm fitment.
42
$899.98

In stock

• 200 watts Peak Each, 100 watts RMS Each
• 1" Aluminum Dome Tweeters with integral suspension
• Carbon Fiber & polypropylene injection molded cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

Hertz CX 165 (2-Pairs, 4-Total)

840W Peak (280W RMS) 6.5" Cento Series 2-Way Coaxial Car Speakers (2-Pairs)

CX165_2 big
Go to item page Right Arrow Icon of Right Arrow

840W Peak (280W RMS) 6.5" Cento Series 2-Way Coaxial Car Speakers (2-Pairs)

• 210 watts Peak Each, 70 watts RMS Each
• 15/16 Tetolon Dome Tweeters
• Semi-pressed paper+ Mica cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
Fits select models only.
Add details to confirm fitment.
2
List price $520.00
$499.98

In stock

Only 3 Left!

• 210 watts Peak Each, 70 watts RMS Each
• 15/16 Tetolon Dome Tweeters
• Semi-pressed paper+ Mica cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

MB QUART PK1-116 (2-Pairs, 4-Total)

440W Peak (220W RMS) 6.5" Premium Series 2-Way Coaxial Car Speakers (2-Pairs)

PK1116_2 big
Go to item page Right Arrow Icon of Right Arrow

440W Peak (220W RMS) 6.5" Premium Series 2-Way Coaxial Car Speakers (2-Pairs)

• 110 watts Peak Each, 55 watts RMS Each
• 1" Magnesium Dome Tweeters
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 88.5 dB

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
Fits select models only.
Add details to confirm fitment.
List price $379.98
-14% $325.98

In stock

• 110 watts Peak Each, 55 watts RMS Each
• 1" Magnesium Dome Tweeters
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 88.5 dB

Rockford Fosgate Power T152 (2-Pairs, 4-Total)

480W Peak (240W RMS) 5.25" Power Series 2-way Coaxial Speakers (2-Pairs)

T152_2 big
Go to item page Right Arrow Icon of Right Arrow

480W Peak (240W RMS) 5.25" Power Series 2-way Coaxial Speakers (2-Pairs)

• Peak Power: 120W
• RMS Power: 60W
• Carbon Fiber and Polypropylene Injection Molded Cone
• Butyl Rubber Surround
• 1" Aluminum Dome Tweeter
• Offset Cantilever Coaxial Mounted Tweeter

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your DeVille
22
$439.98

In stock

Only 1 Left!

• Peak Power: 120W
• RMS Power: 60W
• Carbon Fiber and Polypropylene Injection Molded Cone
• Butyl Rubber Surround
• 1" Aluminum Dome Tweeter
• Offset Cantilever Coaxial Mounted Tweeter

DS18 ZXI-694 (2-Pairs, 4-Total)

1440W Peak (480W RMS) 6x9” ZXI Series 2-Way Coaxial Speakers (2-Pairs)

ZXI694_2 big
Go to item page Right Arrow Icon of Right Arrow

1440W Peak (480W RMS) 6x9” ZXI Series 2-Way Coaxial Speakers (2-Pairs)

• 360 watts Max Each, 120 watts RMS Each
• 1" PEI (Polyetherimide) Dome Tweeters
• Glass Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB
• Mounting Depth: 3.22"

shipping truck icon Free shipping in USA. Provide zip for delivery date.
Fits select models only.
Add details to confirm fitment.
$287.90

In stock

Only 3 Left!

• 360 watts Max Each, 120 watts RMS Each
• 1" PEI (Polyetherimide) Dome Tweeters
• Glass Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB
• Mounting Depth: 3.22"

Lowest price in 30 days

Infinity KAPPA 693C (2-Pairs, 4-Total)

870W Peak (290W RMS) Kappa Series 6x9” Component Speaker System (2-Pairs)

KAPPA693CF_2 big
Go to item page Right Arrow Icon of Right Arrow

870W Peak (290W RMS) Kappa Series 6x9” Component Speaker System (2-Pairs)

• 435 watts Peak Each, 145 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
Fits select models only.
Add details to confirm fitment.
List price $1099.90
-27% $799.90

In stock

Only 1 Left!

• 435 watts Peak Each, 145 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

Polk DB402 4-Inch 135W 2-Way Speakers w/ Kicker 6x9-Inch 360W Coaxial Speakers

270W Peak (90W RMS) 4" DB+ Series 2-way Marine/UTV Certified Coaxial Speakers with IP55 Rating for Car, Powersports or Marine Audio Package

43DSC69304,DB402 big
Go to item page Right Arrow Icon of Right Arrow

270W Peak (90W RMS) 4" DB+ Series 2-way Marine/UTV Certified Coaxial Speakers with IP55 Rating for Car, Powersports or Marine Audio Package

• 135 Watts Max Each, 45 Watts RMS Each
• 0.75" shallow tweeter design
• Polypropylene UV tolerant cone
• 4 Ohm Impedance
• Sensitivity: 90dB
• Mounting Depth: 1.79"

shipping truck icon Free shipping in USA. Provide zip for delivery date.
Fits select models only.
Add details to confirm fitment.
37
List price $239.98
-32% $163.57

In stock

• 135 Watts Max Each, 45 Watts RMS Each
• 0.75" shallow tweeter design
• Polypropylene UV tolerant cone
• 4 Ohm Impedance
• Sensitivity: 90dB
• Mounting Depth: 1.79"

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 1978 DeVille

    Q: Can I upgrade or change the Speakers in 1978 Cadillac DeVille?

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

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

    1978 Cadillac DeVille

    2002 Honda CR-V

    1978 Pontiac Firebird

    2009 Cadillac XLR

    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.