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Kenwood KFC-1398RS

660W Peak (150W RMS) 5.25" RS Series 2-Way Coaxial 4-ohm Car Speakers

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660W Peak (150W RMS) 5.25" RS Series 2-Way Coaxial 4-ohm Car Speakers

• 330 watts Peak Each, 75 watts RMS Each
• 1" Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 85 dB

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Install kits available for most vehicles

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Fits the following location in your 124
  • Rear Deck Corner
List price $130.00
-16% $109.00 /pair

In stock

MB Quart PK1-113

220W Peak (110W RMS) 5.25" Premium Series 2-Way 4-ohm Coaxial Car Speakers

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220W Peak (110W RMS) 5.25" Premium Series 2-Way 4-ohm Coaxial Car Speakers

• 110 watts Peak Each, 55 watts RMS Each
• 1" Magnesium Dome tweeters
• Tunable waveguide tweeter housing
• Pop Paper-Mica Blend cone material
• Curvilinear cone design geometry
• Impedance: 4 ohm
• Sensitivity: 85.9 dB

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Fits the following location in your 124
  • Rear Deck Corner
List price $169.99
-28% $121.87 /pair

In stock

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Limited time!

Hertz CX 130

300W Peak (100W RMS) 5.25" Cento Series 2-Way Coaxial 4-ohm Car Speakers

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300W Peak (100W RMS) 5.25" Cento Series 2-Way Coaxial 4-ohm Car Speakers

• 150 watts Peak Each, 50 watts RMS Each
• 0.9" Tetolon Dome tweeters
• Semi-Pressed paper with Mica cone material
• Impedance: 4 ohm
• Sensitivity: 92.5 dB

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Install kits available for most vehicles

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Fits the following location in your 124
  • Rear Deck Corner
List price $260.00
$249.99 /pair

In stock

Cerwin-Vega H52

240W Peak (140W RMS) 5.25" HED Series 2-Way Coaxial 4-ohm Speakers

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240W Peak (140W RMS) 5.25" HED Series 2-Way Coaxial 4-ohm Speakers

• 120 watts Peak Each, 70 watts RMS Each
• 1" PEI (Polyetherimide) Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 87 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 124
  • Rear Deck Corner
List price $119.99
-17% $99.99 /pair

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Available Offers (2) for Cerwin-Vega H52
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List price $119.99
-17% $99.99
$79.99 with coupon | Price details
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Hifonics HCC525CX

160W Peak (80W RMS) 5.25" Colossus Classic Series 2 Way Coaxial 4-ohm Speakers

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160W Peak (80W RMS) 5.25" Colossus Classic Series 2 Way Coaxial 4-ohm Speakers

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

1+ offers available
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Install kits available for most vehicles

found car based on your search
Fits the following location in your 124
  • Rear Deck Corner
$49.99 /pair

In stock

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Available Offers (2) for Hifonics HCC525CX
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$49.99
$42.49 with coupon | Price details
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Limited time!

Diamond Audio DES525

200W Peak (100W RMS) 5.25" Elite Series 2-way 4-ohm Coaxial Car Speakers

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200W Peak (100W RMS) 5.25" Elite Series 2-way 4-ohm Coaxial Car Speakers

• 100 watts Peak Each, 50 watts RMS Each
• 0.98" Aluminum Dome tweeters
• Composite Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 85 dB

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found car based on your search
Fits the following location in your 124
  • Rear Deck Corner
$199.99 /pair

In stock

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JL Audio C2-525 (Open Box, Great)

200W Peak (120W RMS) 5.25” Evolution C2 Series 2-way 4-ohm Component Speaker System

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200W Peak (120W RMS) 5.25” Evolution C2 Series 2-way 4-ohm Component Speaker System

• 100 watts Peak Each, 60 watts RMS Each
• 3/4" Silk Dome tweeters with ferrofluid cooling and damping
• Mica Injected Polypropylene - MIPP cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 124
  • Rear Deck Corner
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List price $329.99
-34% $216.74 /set

In stock

Limited time!

Cerwin-Vega H40

300W Peak (100W RMS) 4" Vega Series 2-Way Coaxial 4-ohm Speakers

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300W Peak (100W RMS) 4" Vega Series 2-Way Coaxial 4-ohm Speakers

• 150 watts Peak Each, 50 watts RMS Each
• 1" PEI (Polyetherimide) Balanced Dome Tweeters
• UV-Treated Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 84 dB

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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your 124
  • Dash Corner
  • Front Door
List price $95.99
-17% $79.99 /pair

Available

Ships in 10-14 days

Limited time!

Infinity REF407F (INFSPKRF407FUS)

210W Peak (75W RMS) 4" Reference Series 2-Way Coaxial 3-ohm Speakers

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210W Peak (75W RMS) 4" Reference Series 2-Way Coaxial 3-ohm Speakers

• 105 watts Peak Each, 35 watts RMS Each
• 1/2" Textile Edge Driven Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your 124
  • Dash Corner
  • Front Door
List price $139.95
-21% $109.95 /pair

In stock

JBL GX428 (JBLGX428AM)

210W Peak (70W RMS) 4" GX Series 2 Way Coaxial 2.3-ohm Speakers

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210W Peak (70W RMS) 4" GX Series 2 Way Coaxial 2.3-ohm Speakers

• 105 watts Peak Each, 35 watts RMS Each
• Soft Dome tweeters with deflector
• Polypropylene Plus One woofer cone material
• Impedance: 2.3 ohm
• Sensitivity: 90 dB

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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your 124
  • Dash Corner
  • Front Door
$64.95 /pair

Available

Ships in 10-14 days

Limited time!

Alpine S2-S40C

280W Peak (90W RMS) 4" S-Series Hi-Res 2-Way Component Car Speakers

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280W Peak (90W RMS) 4" S-Series Hi-Res 2-Way Component Car Speakers

• 140 watts Peak Each, 45 watts RMS Each
• Hi-Res Audio Certified
• 1" Cloth Dome Tweeters
• Adjustable tweeters with threaded removable housing
• Polypropylene, Glass Fiber and Mica cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB

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Fits multiple locations in your 124
  • Dash Corner
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List price $180.00
-17% $149.95 /set

In stock

Limited time!

JBL STAGE2524 (STAGE2 524)

420W Peak (70W RMS) 5.25" Stage2 Series 2 Way Coaxial 4-ohm Speakers

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420W Peak (70W RMS) 5.25" Stage2 Series 2 Way Coaxial 4-ohm Speakers

• 210 watts Peak Each, 35 watts RMS Each
• PEI (Polyetherimide) Balanced Dome tweeters
• Injection Molded Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 124
  • Rear Deck Corner
3
List price $89.99
-44% $49.95 /pair

Available

Ships in 10-14 days

DS18 PRO-CUPOLA2 (Sold Individually)

300W Peak (100W RMS) 4" Pro Audio Soft Dome Midrange 4-ohm Loudspeaker

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300W Peak (100W RMS) 4" Pro Audio Soft Dome Midrange 4-ohm Loudspeaker

• 300 watts Peak, 100 watts RMS
• Coated non-resonant soft dome material
• Ultra-high sound quality
• Perfect for studio monitors or Hi-Fi applications
• Impedance: 4 ohm
• Sensitivity: 95 dB

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Install kits available for most vehicles

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Fits multiple locations in your 124
  • Dash Corner
  • Front Door
List price $119.99
-17% $99.95

In stock.

Limited time!

Pioneer TS-G1020S

420W Peak (60W RMS) 4" G-Series 2-way 4-ohm Coaxial Car Speakers

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420W Peak (60W RMS) 4" G-Series 2-way 4-ohm Coaxial Car Speakers

• 210 watts Peak Each, 30 watts RMS Each
• 1-3/16" Polyethylene Terephthalate (PET) Balanced Dome tweeters
• Mica Injected Polypropylene - MIPP cone material
• Impedance: 4 ohm
• Sensitivity: 87 dB

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Fits multiple locations in your 124
  • Dash Corner
  • Front Door
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List price $65.00
Save 25%
-25% $48.99 /pair

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Limited time!

Diamond Audio DMD42

120W Peak (60W RMS) 4" DMD Series 2 Way Coaxial 4-ohm Speakers

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120W Peak (60W RMS) 4" DMD Series 2 Way Coaxial 4-ohm Speakers

• 60 watts Peak Each, 30 watts RMS Each
• 3/4" Silk Dome Tweeters
• Reinforced Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 84 dB

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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your 124
  • Dash Corner
  • Front Door
List price $119.99
-8% $109.99 /pair

In stock.

Diamond Audio DMDX4

180W Peak (60W RMS) 4" DMD Series 2-Way Cocentric Coaxial 4-ohm Speakers

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180W Peak (60W RMS) 4" DMD Series 2-Way Cocentric Coaxial 4-ohm Speakers

• 90 watts Peak Each, 30 watts RMS Each
• Dome Tweeters
• Treated Paper cone material
• Impedance: 4 ohm
• Sensitivity: 82 dB

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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your 124
  • Dash Corner
  • Front Door
$109.99 /pair

In stock.

Alpine S2-S40C with Installation Accessories

280W Peak (90W RMS) 4" Next-Generation S-Series 2-way Component Speaker System + 4" Speaker Baffles + Sound Damping, Roller and Panel Removal Kit

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280W Peak (90W RMS) 4" Next-Generation S-Series 2-way Component Speaker System + 4" Speaker Baffles + Sound Damping, Roller and Panel Removal Kit

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

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226
List price $251.71
-26% $187.01

In stock

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

Limited time!

JBL GT7-5C

270W Peak (90W RMS) 5.25" GT7 Series 2 Way Component 4-ohm Speakers

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270W Peak (90W RMS) 5.25" GT7 Series 2 Way Component 4-ohm Speakers

• 135 watts Peak Each, 45 watts RMS Each
• 1-3/16" PEI (Polyetherimide) Edge Driven Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 124
  • Rear Deck Corner
3
List price $149.95
-20% $119.95 /set

In stock

Only 3 Left!

DS18 G4XI

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

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

• 120 watts Peak Each, 40 watts RMS Each
• 1" Mylar Dome Tweeters
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 84 dB

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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your 124
  • Dash Corner
  • Front Door
List price $55.99
-18% $45.95 /pair

In stock.

MTX TERMINATOR4

120W Peak (60W RMS) 4" Terminator Series 2-Way Coaxial 4-ohm Car Speakers

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120W Peak (60W RMS) 4" Terminator Series 2-Way Coaxial 4-ohm Car Speakers

• 60 watts Peak Each, 30 watts RMS Each
• Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88.1 dB

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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your 124
  • Dash Corner
  • Front Door
List price $64.95
-15% $54.95 /pair

In stock

Only 2 Left!

NVX - Worth the Envy - Direct to Consumer Car Audio

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    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.
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    FAQ for Speakers in 1981 124

    Q: Can I upgrade or change the Speakers in 1981 Fiat 124?

    A: Yes this page includes all the best Speakers that work in your 124.

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    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

    • You see only parts engineered for your exact vehicle
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    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.