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Rockford Fosgate Punch P152-S

240W Peak (120W RMS) 5.52" Punch Series 2-Way Component Speaker System

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240W Peak (120W RMS) 5.52" Punch Series 2-Way Component Speaker System

• 120 watts Peak Each, 60 watts RMS Each
• 3/4" Aluminum Dome Tweeters
• Mica Injected Polypropylene - MIPP cone material
• Impedance: 4 ohms
• Sensitivity: 86 dB

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FREE 2-day shipping to VA. Get it Wed, Oct. 4
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Save $25 off Speaker Installation Accessories, Use Code: ACC25
found car based on your search
Fits the following location in your 1974 280C
  • Rear Deck Corner
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Rockford Fosgate Prime R1525X2

160W Peak (80W RMS) 5.25" 2-Way PRIME Series Coaxial Car Speakers

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160W Peak (80W RMS) 5.25" 2-Way PRIME Series Coaxial Car Speakers

• 80 watts Peak Each, 40 watts RMS Each
• 1/2" Silk Dome Tweeters
• Vacuum Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 88 dB

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FREE 2-day shipping to VA. Get it Wed, Oct. 4
found car based on your search
Fits the following location in your 1974 280C
  • Rear Deck Corner

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Rockford Fosgate Prime R14X2

120W Peak (60W RMS) 4” Prime Series 2-way Coaxial Car Speaker

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120W Peak (60W RMS) 4” Prime Series 2-way Coaxial Car Speaker

• 60 watts Peak Each, 30 watts RMS Each
• 1/2" Silk Dome Tweeters
• Vacuum Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 85 dB

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FREE 2-day shipping to VA. Get it Wed, Oct. 4
found car based on your search
Fits the following location in your 1974 280C
  • Dash Corner

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Alpine S2-S40

280W Peak (90W RMS) 4" S-Series 2-way Coaxial Car Speakers

Price Drop, Instant Savings Already Applied!
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280W Peak (90W RMS) 4" S-Series 2-way Coaxial Car Speakers

• 140 watts Peak Each, 45 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 86 dB

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FREE 2-day shipping to VA. Get it Wed, Oct. 4
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Price Drop, Instant Savings Already Applied!
found car based on your search
Fits the following location in your 1974 280C
  • Dash Corner

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Was $120.00 Details
$89.95 /pair

In stock

JVC KD-T720BT

Single-DIN CD Multimedia Receiver with Bluetooth and Built-in Alexa

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Single-DIN CD Multimedia Receiver with Bluetooth and Built-in Alexa

• Single DIN Bluetooth CD Digital Multimedia Receiver with USB and AUX
• LCD Text Display
• 1 sets of 2.5 volts preamp outputs
• 13-Band Graphic Equalizer with 11 Selectable Presets

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FREE 2-day shipping to VA. Get it Wed, Oct. 4
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found car based on your search
This product fits your 1974 280C
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VIP Product Get $12.00 in rewards to spend later

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Dash Kit/Wire Harness available and sold separately

Was $139.95 Details
$119.95

In stock

• Single DIN Bluetooth CD Digital Multimedia Receiver with USB and AUX
• LCD Text Display
• 1 sets of 2.5 volts preamp outputs
• 13-Band Graphic Equalizer with 11 Selectable Presets

Kenwood KMM-X705

Single-DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Built-in Alexa (Sirius XM Ready)

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Single-DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Built-in Alexa (Sirius XM Ready)

• Single DIN Bluetooth Digital Multimedia Receiver with USB and AUX
• LCD Text Display
• iPhone and Android Compatible
• 3 sets of 5 volts preamp outputs
• 13-Band Graphic Equalizer with Digital Time Alignment
• SiriusXM Satellite Radio Ready

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FREE 2-day shipping to VA. Get it Wed, Oct. 4
found car based on your search
This product fits your 1974 280C
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VIP Product Get $17.00 in rewards to spend later

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Dash Kit/Wire Harness available and sold separately

3
Was $220.00 Details
$170.00

In stock

• Single DIN Bluetooth Digital Multimedia Receiver with USB and AUX
• LCD Text Display
• iPhone and Android Compatible
• 3 sets of 5 volts preamp outputs
• 13-Band Graphic Equalizer with Digital Time Alignment
• SiriusXM Satellite Radio Ready

Limited time!

Dual XRM69DBT

Single DIN Digital Media Receiver with Bluetooth, USB and Aux

Price Drop, Instant Savings Already Applied!
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Single DIN Digital Media Receiver with Bluetooth, USB and Aux

• Single DIN Bluetooth Digital Media Receiver
• LCD Text Display Display
• 1 sets of 2 volts preamp outputs
• 4-Band Equalizer
• Detachable faceplate

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Fast 2-day shipping to VA. Get it Wed, Oct. 4
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Price Drop, Instant Savings Already Applied!
found car based on your search
This product fits your 1974 280C

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3
Was $59.99 Details
Save 33.34%
$39.99

In stock

• Single DIN Bluetooth Digital Media Receiver
• LCD Text Display Display
• 1 sets of 2 volts preamp outputs
• 4-Band Equalizer
• Detachable faceplate

JBL Club 422F

210W Peak (70W RMS) 4" Club Series 2-Way 3-Ohms Coaxial Car Speakers

Save 20% at Checkout with Code: Fall20
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210W Peak (70W RMS) 4" Club Series 2-Way 3-Ohms Coaxial Car Speakers

• 105 watts Max Each, 35 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohms
• Sensitivity: 90 dB @ 2.83V
• Mounting Height: 0.604"

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FREE 2-day shipping to VA. Get it Wed, Oct. 4
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Save 20% at Checkout with Code: Fall20
found car based on your search
Fits the following location in your 1974 280C
  • Dash Corner

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Was $129.95 Details
$79.95 /pair

In stock

JL Audio C1-400x

210W Max (70W RMS) 4" C1 Series 2-Way Coaxial Car Speakers

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210W Max (70W RMS) 4" C1 Series 2-Way Coaxial Car Speakers

• 105 Watts Max Each, 35 Watts RMS Each
• .75" Edge-Driven Aluminum Dome Tweeter
• Mica-Filled Injection-Molded Polypropylene Cone
• 4 Ohms Impedance
• Sensitivity: 84.5 dB
• Mounting Depth: 1.81"

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FREE 2-day shipping to VA. Get it Wed, Oct. 4
found car based on your search
Fits the following location in your 1974 280C
  • Dash Corner
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VIP Product Get $10.00 in rewards to spend later

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DS18 ZXI-44

300W Peak (100W RMS) 4" ZXi series 2-Way Coaxial Car Speakers

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300W Peak (100W RMS) 4" ZXi series 2-Way Coaxial Car Speakers

• 150 watts Peak Each, 50 watts RMS Each
• 1" PEI (Polyetherimide) Dome Tweeters
• Glass Fiber cone material
• Impedance: 4 ohms
• Sensitivity: 88 dB

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FREE 2-day shipping to VA. Get it Wed, Oct. 4
found car based on your search
Fits the following location in your 1974 280C
  • Dash Corner

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$66.95 /pair

In stock

Only 1 Left!

JBL GT7-5C

270W Peak (90W RMS) 5-1/4" 2-Way GT7-Series Component Speaker System

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270W Peak (90W RMS) 5-1/4" 2-Way GT7-Series Component Speaker System

• Peak Power: 135W
• RMS Power: 45W
• 1-3/16" PEI Edge Driven Dome Tweeter
• Mounting Depth: 2-5/16"
• Polypropylene Plus One™ Cone and Foam Surround

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FREE 2-day shipping to VA. Get it Wed, Oct. 4
found car based on your search
Fits the following location in your 1974 280C
  • Rear Deck Corner
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VIP Product Get $8.00 in rewards to spend later

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2
Was $149.95 Details
$79.95 /set

In stock

Lowest price in 30 days

Dual XDM280BT

Single DIN CD Multimedia Receiver with Bluetooth, USB and Aux

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Single DIN CD Multimedia Receiver with Bluetooth, USB and Aux

• Single DIN Bluetooth CD Digital Media Receiver
• LCD Text Display
• iPhone and Android compatible
• 1set of 2 volts preamp outputs
• 2-Band Graphic Equalizer with 7 Presets
• Wireless remote control included

shipping truck icon
FREE 2-day shipping to VA. Get it Wed, Oct. 4
found car based on your search
This product fits your 1974 280C
install icon

Dash Kit/Wire Harness available and sold separately

3
Was $79.99 Details
$64.99

In stock

• Single DIN Bluetooth CD Digital Media Receiver
• LCD Text Display
• iPhone and Android compatible
• 1set of 2 volts preamp outputs
• 2-Band Graphic Equalizer with 7 Presets
• Wireless remote control included

Kenwood KDC-BT782HD

Single-DIN CD Multimedia Receiver with Bluetooth and Built-in Alexa (Sirius XM Ready)

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Single-DIN CD Multimedia Receiver with Bluetooth and Built-in Alexa (Sirius XM Ready)

• Single DIN Bluetooth CD Digital Multimedia Receiver with USB and AUX
• LCD Text Display
• iPhone and Android Compatible
• 3 sets of 4 volts preamp outputs
• 13-Band Graphic Equalizer with Digital Time Alignment
• SiriusXM Satellite Radio Ready

shipping truck icon
FREE 2-day shipping to VA. Get it Wed, Oct. 4
found car based on your search
This product fits your 1974 280C
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VIP Product Get $18.00 in rewards to spend later

install icon

Dash Kit/Wire Harness available and sold separately

2
Was $230.00 Details
$180.00

In stock

• Single DIN Bluetooth CD Digital Multimedia Receiver with USB and AUX
• LCD Text Display
• iPhone and Android Compatible
• 3 sets of 4 volts preamp outputs
• 13-Band Graphic Equalizer with Digital Time Alignment
• SiriusXM Satellite Radio Ready

Kenwood KFC-1396PS

340W Peak (150W RMS) 5-1/4" 2-Way Speaker System (320W Max Power)

Save $25 off Speaker Installation Accessories, Use Code: ACC25
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340W Peak (150W RMS) 5-1/4" 2-Way Speaker System (320W Max Power)

• Peak Power 320 watts / 75 watts RMS
• 2 way Coaxial speakers
• 5-1/4" Polypropylene Cone
• Acoustic Sound Harmonizer
• Sound Field Enhancer
• Diamond Array Pattern Woofer Cone

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FREE 2-day shipping to VA. Get it Wed, Oct. 4
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Save $25 off Speaker Installation Accessories, Use Code: ACC25
found car based on your search
Fits the following location in your 1974 280C
  • Rear Deck Corner
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VIP Product Get $9.00 in rewards to spend later

empty

Was $110.00 Details
$89.99 /pair

In stock

Kicker CSC54 (46CSC54)

225W Peak (75W RMS) 5.25” CS Series Coaxial Speakers with PEI Tweeters

Price Drop, Instant Savings Already Applied!
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225W Peak (75W RMS) 5.25” CS Series Coaxial Speakers with PEI Tweeters

• 112.5 watts Max Each, 37.5 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 90 dB
• Mounting Depth: 1/4"

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FREE 2-day shipping to VA. Get it Wed, Oct. 4
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Price Drop, Instant Savings Already Applied!
found car based on your search
Fits the following location in your 1974 280C
  • Rear Deck Corner
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VIP Product Get $9.00 in rewards to spend later

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Was $99.99 Details
$89.99 /pair

In stock

JL Audio C1-525x (C1525x)

450W Peak (100W RMS) C1 5.25" 2-Way Coaxial Car Speakers

Save $25 off Speaker Installation Accessories, Use Code: ACC25
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450W Peak (100W RMS) C1 5.25" 2-Way Coaxial Car Speakers

• 225 Watts Max Each, 50 Watts RMS Each
• 3/4" Aluminum Dome Tweeter
• Mineral-Filled Polypropylene Cone
• 4 Ohms Impedance
• Sensitivity: 89 dB
• Mounting Depth: 2.42"

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FREE 2-day shipping to VA. Get it Wed, Oct. 4
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Save $25 off Speaker Installation Accessories, Use Code: ACC25
found car based on your search
Fits the following location in your 1974 280C
  • Rear Deck Corner
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VIP Product Get $12.00 in rewards to spend later

empty

4
Was $129.99 Details
$119.99 /pair

In stock

Wet Sounds WS-BT EQ UDM-B

Under-the-Dash Mounting Bracket for select 1973-2021 vehicles from Ford, GMC, Dodge, Black

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Under-the-Dash Mounting Bracket for select 1973-2021 vehicles from Ford, GMC, Dodge, Black

• Under Dash Bracket Compatible with select 1973-2021 vehicles from Ford, GMC, Dodge Vehicles
• Billet Aluminum
• Mounting Hardware Included
• Powder Coated

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FREE shipping to VA. Delivers Oct. 13 - Oct. 20
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This product fits your 1974 280C

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$169.99

Available

Ships in 10-14 days

• Under Dash Bracket Compatible with select 1973-2021 vehicles from Ford, GMC, Dodge Vehicles
• Billet Aluminum
• Mounting Hardware Included
• Powder Coated

WS-BT EQ UDM-B small

Item added to your cart.

Price: $169.99

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Essential add-ons
Belva BTK105

5 Piece Installer's Removal Tool Kit

$18.99

$11.99

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Boss Elite BE9ACP

9" Single DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay and Android Auto

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9" Single DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay and Android Auto

• Single DIN Bluetooth Digital Multimedia Receiver
• 9" Capacitive Touchscreen Display Display
• Apple CarPlay and Android Auto Compatible
• 3 sets of 4 volts preamp outputs
• 10-Band Equalizer with 5 User Presets

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FREE 2-day shipping to VA. Get it Wed, Oct. 4
found car based on your search
This product fits your 1974 280C

empty

Was $399.99 Details
$329.99

In stock

Only 2 Left!

Pioneer TS-G1320S

500W Max (70W RMS) 5.25" G-Series 2-Way Coaxial Car Speakers

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500W Max (70W RMS) 5.25" G-Series 2-Way Coaxial Car Speakers

• 250W Max Each, 70W RMS Each
• 1-3/16 Balanced Dome Tweeter
• Injection Molded Polypropylene with Mica Cone
• 4 ohms Impedance
• Sensitivity: 88dB
• Mounting Depth: 1-3/4"

shipping truck icon
FREE 2-day shipping to VA. Get it Wed, Oct. 4
found car based on your search
Fits the following location in your 1974 280C
  • Rear Deck Corner

empty

5
Was $65.00 Details
$60.00 /pair

In stock

Alpine S2-S40C

280W Peak (90W RMS) 4" Next-Generation S-Series 2-way Component Speaker System

Price Drop, Instant Savings Already Applied!
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280W Peak (90W RMS) 4" Next-Generation S-Series 2-way Component Speaker System

• 140 watts Peak Each, 45 watts RMS Each
• 1" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 88 dB

shipping truck icon
FREE 2-day shipping to VA. Get it Wed, Oct. 4
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Price Drop, Instant Savings Already Applied!
found car based on your search
Fits the following location in your 1974 280C
  • Dash Corner
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VIP Product Get $13.00 in rewards to spend later

empty

Was $160.00 Details
$129.95 /set

In stock

Only 2 Left!

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    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!
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    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 your 1974 280C

    Q: Can I upgrade the factory stereo system in my 1974 Mercedes-Benz 280C?

    A: Yes you can improve your sound in your 280C by upgrading your speakers and/or adding an amplifier. You may also be able to update the stereo and main display in your 1974 280C if there is a dash kit and harness solution available.

    1974 Mercedes-Benz 280C

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