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Sony XAV-AX8100

8.95" Single-DIN Touchscreen Digital Multimedia Receiver with Bluetooth

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8.95" Single-DIN Touchscreen Digital Multimedia Receiver with Bluetooth

• Single DIN Bluetooth Digital Multimedia Receiver
• 8.95" Resistive Touchscreen Display
• Apple CarPlay and Android Auto Compatible
• 3 sets of 5 volts preamp outputs
• 10-Band Graphic Equalizer
• SiriusXM Satellite Radio Ready

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FREE 2-day shipping to VA. Get it Tue, Oct. 3
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This product fits your 1974 280C
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Dash Kit/Wire Harness available and sold separately

Was $749.99 Details
Save $251.99
$498.00

In stock

Wet Sounds WS 420BT KIT Black Billet

WS-420BT Under-Mount Kit for select 1973-2021 vehicles from GMC, Ford, Dodge

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WS-420BT Under-Mount Kit for select 1973-2021 vehicles from GMC, Ford, Dodge

• Under-Dash Mounting Kit Compatible with select 1973-2021 vehicles from GMC, Ford, Dodge Vehicles
• Color: Black Billet

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FREE shipping to VA. Delivers Oct. 12 - Oct. 19
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This product fits your 1974 280C

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Was $199.99 Details
$149.99

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Ships in 10-14 days

• Under-Dash Mounting Kit Compatible with select 1973-2021 vehicles from GMC, Ford, Dodge Vehicles
• Color: Black Billet

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Price: $149.99

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Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
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Essential add-ons
Belva BTK105

5 Piece Installer's Removal Tool Kit

$18.99

$11.99

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Dual XRM59BT

Single DIN Digital Media Receiver with Bluetooth, USB and Aux

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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 set of 2 volts preamp outputs
• 2-Band Equalizer with 4 Presets

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Fast 3-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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21
Was $99.99 Details
$39.99

In stock

• Single DIN Bluetooth Digital Media Receiver
• LCD Text Display Display
• 1 set of 2 volts preamp outputs
• 2-Band Equalizer with 4 Presets

Power Acoustik PTID-8920B

Single DIN In-Dash 7" Touchscreen TFT-LCD Flip-Up Monitor DVD Receiver w/ Bluetooth, USB Input and 3-Band EQ

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Single DIN In-Dash 7" Touchscreen TFT-LCD Flip-Up Monitor DVD Receiver w/ Bluetooth, USB Input and 3-Band EQ

• 7" Flip-Up Touchscreen Display
• 52W x 4 Chan. Max, 17W x 4 Chan. RMS
• 3 Sets of 2V Preamp Outputs
• Built-In A2DP Bluetooth
• 3-band Parametric Equalizer
• Playback of Any DVD Region Discs
• 32GB Max SD Card Reader

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FREE 3-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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Dash Kit/Wire Harness available and sold separately

28
Was $549.95 Details
$149.99

In stock

Diamond Audio DMD52

160W Peak (80W RMS) 5.25" DMD Series 2-way Coaxial Car Speakers

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160W Peak (80W RMS) 5.25" DMD Series 2-way Coaxial Car Speakers

• 80 watts Peak Each, 40 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 86 dB

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FREE shipping to VA. Delivers Oct. 7 - Oct. 11
found car based on your search
Fits the following location in your 1974 280C
  • Rear Deck Corner

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Was $119.99 Details
$99.99 /pair

In stock.

Kenwood KDC-BT382U

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 2.5 volts preamp outputs
• 13-Band Equalizer with Digital Time Alignment
• SiriusXM Satellite Radio Ready

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FREE 2-day shipping to VA. Get it Tue, Oct. 3
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found car based on your search
This product fits your 1974 280C
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Dash Kit/Wire Harness available and sold separately

1
Was $170.00 Details
$150.00

In stock

• Single DIN Bluetooth CD Digital Multimedia Receiver with USB and AUX
• LCD Text Display
• iPhone and Android Compatible
• 3 sets of 2.5 volts preamp outputs
• 13-Band Equalizer with Digital Time Alignment
• SiriusXM Satellite Radio Ready

NVX VSP525

480W Peak (180W RMS) 5.25" V-Series 2-Way Coaxial Speakers with 25mm Silk Dome Tweeters

Save $25 off Speaker Installation Accessories, Use Code: ACC25
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480W Peak (180W RMS) 5.25" V-Series 2-Way Coaxial Speakers with 25mm Silk Dome Tweeters

• 240 watts Peak Each, 80 watts RMS Each
• 1" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 88 dB
• Mounting Depth: 2.16"

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FREE 2-day shipping to VA. Get it Tue, Oct. 3
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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

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20
Was $109.99 Details
$89.99 /pair

In stock

Belva BDMRS5

Single DIN Digital Media Receiver with Bluetooth, Front SD, USB, AUX Input and 5 Volt Preamp Outputs

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Single DIN Digital Media Receiver with Bluetooth, Front SD, USB, AUX Input and 5 Volt Preamp Outputs

• Single DIN Bluetooth Digital Media Receiver
• LCD Text Display Display
• 3 sets of 5 volts preamp outputs
• Digital Equalizer
• Front AUX, USB, and SD Card Inputs

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Fast 3-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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5
Was $79.99 Details
$39.99

In stock

• Single DIN Bluetooth Digital Media Receiver
• LCD Text Display Display
• 3 sets of 5 volts preamp outputs
• Digital Equalizer
• Front AUX, USB, and SD Card Inputs

Pioneer DEH-S4220BT

Single DIN CD Receiver with Bluetooth and Amazon Alexa

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Single DIN CD Receiver with Bluetooth and Amazon Alexa

• Single DIN Bluetooth CD Media Receiver
• Digital LED Backlit Display
• 2 sets of 4 volts preamp outputs
• 13-Band Equalizer
• Detachable face plate
• Built-in Alexa

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FREE 2-day shipping to VA. Get it Tue, Oct. 3
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found car based on your search
This product fits your 1974 280C
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Dash Kit/Wire Harness available and sold separately

3
Was $140.00 Details
$120.00

In stock

• Single DIN Bluetooth CD Media Receiver
• Digital LED Backlit Display
• 2 sets of 4 volts preamp outputs
• 13-Band Equalizer
• Detachable face plate
• Built-in Alexa

Pioneer MVH-S322BT

Single DIN Digital Media Receiver with Bluetooth and Amazon Alexa

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Single DIN Digital Media Receiver with Bluetooth and Amazon Alexa

• Single DIN Bluetooth Digital Media Receiver
• Digital LED Backlit Display
• Pandora and Spotify capable
• 2 pairs of 4 volts preamp outputs
• 13-Band Equalizer

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FREE 2-day shipping to VA. Get it Tue, Oct. 3
found car based on your search
This product fits your 1974 280C
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VIP Product Get $10.00 in rewards to spend later

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Dash Kit/Wire Harness available and sold separately

2
Was $120.00 Details
$99.99

In stock

• Single DIN Bluetooth Digital Media Receiver
• Digital LED Backlit Display
• Pandora and Spotify capable
• 2 pairs of 4 volts preamp outputs
• 13-Band Equalizer

NVX NSP4

300W Peak (100W RMS) 4" N-Series 2-Way Coaxial Car Speakers with 20mm Silk Dome Tweeters

Save 10% at Checkout with Code: NVX10
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300W Peak (100W RMS) 4" N-Series 2-Way Coaxial Car Speakers with 20mm Silk Dome Tweeters

• 150 watts Peak Each, 50 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 85 dB
• Mounting Depth: 1.85"

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Fast 3-day shipping to VA. Get it Wed, Oct. 4
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Save 10% at Checkout with Code: NVX10
found car based on your search
Fits the following location in your 1974 280C
  • Dash Corner

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23
Was $49.99 Details
$34.99 /pair

In stock

Kenwood KMM-BT732HD

Single DIN Shallow Chasis Digital Media Bluetooth Receiver with HD Radio

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Single DIN Shallow Chasis Digital Media Bluetooth Receiver with HD Radio

• Single DIN Bluetooth Digital Media Digital Multimedia Receiver
• LCD Text Display
• Three sets of 4 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 Tue, Oct. 3
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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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VIP Product Get $16.00 in rewards to spend later

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Dash Kit/Wire Harness available and sold separately

1
Was $190.00 Details
$159.99

In stock

• Single DIN Bluetooth Digital Media Digital Multimedia Receiver
• LCD Text Display
• Three sets of 4 volts preamp outputs
• 13-Band Graphic Equalizer with Digital Time Alignment
• SiriusXM Satellite Radio Ready

Power Acoustik PD-710B

Single DIN In-Dash 7" LCD Touchscreen CD/DVD Car Stereo Receiver w/ Built-In A2DP Bluetooth and Front USB

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Single DIN In-Dash 7" LCD Touchscreen CD/DVD Car Stereo Receiver w/ Built-In A2DP Bluetooth and Front USB

• 7" LCD Touchscreen Display
• 45W x 4 Chan. Max, 17W x 4 Chan. RMS
• 3 Sets of 2V Preamp Outputs
• 2-Band Parametric Equalizer
• Built-In Bluetooth

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FREE 3-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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Dash Kit/Wire Harness available and sold separately

19
Was $399.99 Details
$164.99

In stock

Limited time!

JVC KD-X560BT

Single-DIN Marine Digital Multimedia Receiver with Bluetooth

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Single-DIN Marine Digital Multimedia Receiver with Bluetooth

• Single DIN In-Dash Bluetooth Multimedia Receiver with USB and AUX
• TFT-LCD Display Display
• Conformal marine coated circuitry
• 3 sets of 2 volts preamp outputs
• 13-Band Graphic Equalizer with 9 Selectable Preset

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FREE 2-day shipping to VA. Get it Tue, Oct. 3
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found car based on your search
This product fits your 1974 280C
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Dash Kit/Wire Harness available and sold separately

1
Was $219.95 Details
Save $70.00
$149.95

In stock

NVX FRING525

2 Piece 5.25" Self-Adhesive Foam Speaker Ring Baffle Kit

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2 Piece 5.25" Self-Adhesive Foam Speaker Ring Baffle Kit

• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Easy peel and stick installation

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Fast 3-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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Was $19.99 Details
$9.99

In stock

• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Easy peel and stick installation

Pioneer DMH-WT86NEX

10.1" Single-DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto and Built-in Alexa (Sirius XM Ready)

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10.1" Single-DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto and Built-in Alexa (Sirius XM Ready)

• Single DIN Bluetooth Digital Multimedia Receiver
• 10.1" Capacitive Touchscreen Display
• Apple CarPlay and Android Auto Compatible
• 112 Key colors
• 3 sets of 4 volts preamp outputs
• 13-Band Graphic Equalizer
• SiriusXM Satellite Radio Ready
• 5 Display colors

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FREE 2-day shipping to VA. Get it Tue, Oct. 3
found car based on your search
This product fits your 1974 280C
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VIP Product Get $120.00 in rewards to spend later

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Dash Kit/Wire Harness available and sold separately

Was $1800.00 Details
$1,199.95

In stock

Only 1 Left!

NVX XBAF525

2 Piece Universal 5.25” Silicone Rubber Speaker Baffles with Self Adhesive Foam Base Pad

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2 Piece Universal 5.25” Silicone Rubber Speaker Baffles with Self Adhesive Foam Base Pad

• Foldable Silicone with egg crate foam
• Creates a tight seal around your speaker for optimum sound quality
• Waterproof material
• The foam baffles from the competitors will deteriorate over time, while the rubber XBAF65's will last a lifetime

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Fast 3-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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4
Was $19.99 Details
$15.99

In stock

• Foldable Silicone with egg crate foam
• Creates a tight seal around your speaker for optimum sound quality
• Waterproof material
• The foam baffles from the competitors will deteriorate over time, while the rubber XBAF65's will last a lifetime

The Install Bay VXT55

XTC 5" to 5-1/4" Round Foam Acoustic Speaker Baffles

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XTC 5" to 5-1/4" Round Foam Acoustic Speaker Baffles

Round Foam Speaker Baffles • For 5" to 5-1/4" Speakers • Made from a Waterproof Foam • Greatly Enhances the Sound and Performance of the Speakers • Reduces Panel Vibration

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Fast 3-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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15
Was $16.99 Details
$14.99

In stock

Round Foam Speaker Baffles • For 5" to 5-1/4" Speakers • Made from a Waterproof Foam • Greatly Enhances the Sound and Performance of the Speakers • Reduces Panel Vibration

NVX VSP4

450W Peak (150W RMS) 4" V-Series 2-Way Coaxial Car Speakers with Silk Dome Tweeters

Save 10% at Checkout with Code: NVX10
VSP4 main
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450W Peak (150W RMS) 4" V-Series 2-Way Coaxial Car Speakers with Silk Dome Tweeters

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

shipping truck icon
FREE 3-day shipping to VA. Get it Wed, Oct. 4
install icon
Save 10% at Checkout with Code: NVX10
found car based on your search
Fits the following location in your 1974 280C
  • Dash Corner

empty

12
Was $99.99 Details
$49.99 /pair

In stock

Pioneer SPH-10BT

Single DIN Smartphone Digital Media Receiver with Bluetooth

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Single DIN Smartphone Digital Media Receiver with Bluetooth

• Single DIN Bluetooth Digital Media Receiver
• Pop-out smartphone cradle for touchscreen control
• Turns your smartphone device into a display
• Two sets of 2 volts preamp outputs
• 13-Band Equalizer
• Detachable face security

shipping truck icon
FREE 2-day shipping to VA. Get it Tue, Oct. 3
found car based on your search
This product fits your 1974 280C
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VIP Product Get $15.00 in rewards to spend later

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Dash Kit/Wire Harness available and sold separately

2
Was $170.00 Details
$149.99

In stock

Only 1 Left!

• Single DIN Bluetooth Digital Media Receiver
• Pop-out smartphone cradle for touchscreen control
• Turns your smartphone device into a display
• Two sets of 2 volts preamp outputs
• 13-Band Equalizer
• Detachable face security

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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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    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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