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DS18 PRO-X4M (Sold Individually)

200W Peak (100W RMS) 4" PRO-X Series 8-ohm Mid-range Speaker

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200W Peak (100W RMS) 4" PRO-X Series 8-ohm Mid-range Speaker

• 200 watts Peak Each, 100 watts RMS Each
• Non-Pressed Paper cone material
• Impedance: 8 ohm
• Sensitivity: 85.7 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your Caballero
  • Front Door
$37.95

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 the following location in your Caballero
  • Front Door
List price $64.95
-15% $54.95 /pair

In stock

Only 2 Left!

NVX - Worth the Envy - Direct to Consumer Car Audio
Limited time!

Boss Elite BE423

450W Peak 4" Rage Series 3-Way Coaxial 4-ohm Car Speakers with Blue LED Light

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450W Peak 4" Rage Series 3-Way Coaxial 4-ohm Car Speakers with Blue LED Light

• 225 watts Peak
• 1/2" and 1.25" Piezo Dome Tweeters
• Polypropylene cone material
• Features integrated blue LED illumination
• Impedance: 4 ohm
• Sensitivity: 90 dB

Free Speaker Accessory at Checkout!
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Install kits available for most vehicles

found car based on your search
Fits the following location in your Caballero
  • Front Door
List price $66.99
-18% $54.99 /pair

Available

Ships in 10-14 days

Limited time!

Kicker PS42 (40PS42)

200W Peak (100W RMS) 4” PS Series 2 Way Coaxial 2-ohm Powersports and Motorcycle Speakers

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200W Peak (100W RMS) 4” PS Series 2 Way Coaxial 2-ohm Powersports and Motorcycle Speakers

• 100 watts Peak Each, 50 watts RMS Each
• 3/4" Titanium Dome tweeters
• Protective speaker grilles included
• Polypropylene Material
• Impedance: 2 ohm
• Sensitivity: 85.8 dB
• Mounting Depth: 1-11/16"

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Install kits available for most vehicles

found car based on your search
Fits the following location in your Caballero
  • Front Door
List price $149.99
Save $46.03
-31% $103.96 /pair

Available

Ships in 10-14 days

• 100 watts Peak Each, 50 watts RMS Each
• 3/4" Titanium Dome tweeters
• Protective speaker grilles included
• Polypropylene Material
• Impedance: 2 ohm
• Sensitivity: 85.8 dB
• Mounting Depth: 1-11/16"

DS18 EXL-SQ4.0

520W Peak (120W RMS) 4" EXL Series 2 Way Coaxial 3-ohm Speakers

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520W Peak (120W RMS) 4" EXL Series 2 Way Coaxial 3-ohm Speakers

• 260 watts Peak Each, 60 watts RMS Each
• 1" PEI (Polyetherimide) Dome Tweeters
• Fiberglass cone material
• Impedance: 3 ohm
• Sensitivity: 85 dB

1+ offers available
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VIP Product Get $12.00 in rewards to spend later

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Install kits available for most vehicles

found car based on your search
Fits the following location in your Caballero
  • Front Door
$119.95 /pair

In stock

Continue to cart

Available Offers (2) for DS18 EXL-SQ4.0
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Flash Sale! Save at Checkout!
$119.95
$101.96 with coupon | Price details
Free Speaker Accessory at Checkout!
Limited time!

Massive Audio MX4

300W Peak (60W RMS) 4" MX Series 2-Way 4-ohm Coaxial Car Speakers

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300W Peak (60W RMS) 4" MX Series 2-Way 4-ohm Coaxial Car Speakers

• 150 watts Peak Each, 30 watts RMS Each
• 1/2" PEI (Polyetherimide) Dome tweeters
• Tweeters constructed with ferro fluid cooled voice coil
• Laminate-Treated Paper cone material
• Impedance: 4 ohm
• Sensitivity: 91.5 dB

Free Speaker Accessory at Checkout!
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Install kits available for most vehicles

found car based on your search
Fits the following location in your Caballero
  • Front Door
1
List price $49.99
-20% $39.99 /pair

Available

Ships in 10-14 days

American Bass SQ-4-FR

180W Peak (90W RMS) 4" SQ Series 2 Way Full Range Coaxial 4-ohm Speakers

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180W Peak (90W RMS) 4" SQ Series 2 Way Full Range Coaxial 4-ohm Speakers

• 90 watts Peak Each, 45 watts RMS Each
• Swivel 3/4" Neodymium Dome Tweeters
• Glass Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your Caballero
  • Front Door
List price $68.84
-34% $45.23 /pair

In stock.

Limited time!

Diamond Audio DESK3

100W Peak (50W RMS) 3.5" DES Series Midrange Speaker with Crossover and Adaptors for BMW, Jeep and GM

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100W Peak (50W RMS) 3.5" DES Series Midrange Speaker with Crossover and Adaptors for BMW, Jeep and GM

• 50 watts Peak Each, 25 watts RMS Each
• Includes square, triangle (BMW) and universal adaptors (Jeep, GM)
• tweeters
• Composite foam core carbon fiber cone material
• Sensitivity: 83 dB

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VIP Product Get $29.00 in rewards to spend later

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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your Caballero
  • Center Dash
  • Dash Corner
$289.99 /pair

In stock

Only 1 Left!

AudioControl PNW-4

150W Peak (100W RMS) 4″ PNW Series 2 Way Coaxial 3-ohm Speakers

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150W Peak (100W RMS) 4″ PNW Series 2 Way Coaxial 3-ohm Speakers

• 75 watts Peak Each, 50 watts RMS Each
• Silk Dome Tweeters
• Rigid Poly Mica cone material
• Impedance: 3 ohm
• Sensitivity: 84.38 dB

1+ offers available
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VIP Product Get $16.90 in rewards to spend later

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Install kits available for most vehicles

found car based on your search
Fits the following location in your Caballero
  • Front Door
1
List price $189.00
-11% $169.00 /pair

In stock

Continue to cart

Available Offers (2) for AudioControl PNW-4
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Flash Sale! Save at Checkout!
List price $189.00
-11% $169.00
$135.20 with coupon | Price details
Free Speaker Accessory at Checkout!

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

Save 15% Off Package Deals at Checkout!
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found car based on your search
Fits your Caballero
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

DS18 ZXI-354 (Open Box, Good)

240W Peak (80W RMS) 3.5” ZXI Series 4-ohm Full-Range Car Speakers

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240W Peak (80W RMS) 3.5” ZXI Series 4-ohm Full-Range Car Speakers

• 120 watts Peak Each, 40 watts RMS Each
• Glass Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB

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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your Caballero
  • Center Dash
  • Dash Corner
List price $59.95
-40% $35.97 /pair

In stock

• 120 watts Peak Each, 40 watts RMS Each
• Glass Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB

Pioneer TS-A1081F (Open Box, Great)

460W Peak (100W RMS) 4” A Series 2-way 4-ohm Coaxial Car Speakers

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460W Peak (100W RMS) 4” A Series 2-way 4-ohm Coaxial Car Speakers

• 230 watts Peak Each, 50 watts RMS Each
• 1" PEI (Polyetherimide) Hard Dome tweeters
• Carbon and Mica Reinforced 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 Caballero
  • Front Door
List price $110.00
-27% $80.00 /pair

In stock

Only 1 Left!

NVX VSP4 - Open Box, Great

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

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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 ohm
• Sensitivity: 86 dB
• Mounting Depth: 2.04"

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Install kits available for most vehicles

found car based on your search
Fits the following location in your Caballero
  • Front Door
2
List price $71.99
-47% $38.49 /pair

In stock

Only 1 Left!

Kicker CSC35 (46CSC354) (Open Box, Great)

180W Peak (60W RMS) 3.5” CS Series 2 Way Coaxial 4-ohm Speakers

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180W Peak (60W RMS) 3.5” CS Series 2 Way Coaxial 4-ohm Speakers

• 90 watts Peak Each, 30 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your Caballero
  • Center Dash
  • Dash Corner
24
List price $74.99
-39% $45.49 /pair

In stock

• 90 watts Peak Each, 30 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

JL Audio C1-400x (Open Box, Good)

100W Peak (70W RMS) 4" C1 Series 2-Way 4-ohm Coaxial Car Speakers

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100W Peak (70W RMS) 4" C1 Series 2-Way 4-ohm Coaxial Car Speakers

• 50 watts Peak Each, 35 watts RMS Each
• 0.75" Silk-suspended aluminum Edge-Driven Dome Tweeters
• Mica Injected Polypropylene - MIPP cone material
• Impedance: 4 ohm
• Sensitivity: 87.5 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your Caballero
  • Front Door
1
List price $89.99
-40% $53.99 /pair

In stock

Only 1 Left!

• 50 watts Peak Each, 35 watts RMS Each
• 0.75" Silk-suspended aluminum Edge-Driven Dome Tweeters
• Mica Injected Polypropylene - MIPP cone material
• Impedance: 4 ohm
• Sensitivity: 87.5 dB

Kicker CSC35 (46CSC354) (Like New (Open Box))

180W Peak (60W RMS) 3.5” CS Series 2 Way Coaxial 4-ohm Speakers

46CSC354 big
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180W Peak (60W RMS) 3.5” CS Series 2 Way Coaxial 4-ohm Speakers

• 90 watts Peak Each, 30 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters
• 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

found car based on your search
Fits multiple locations in your Caballero
  • Center Dash
  • Dash Corner
23
List price $74.99
-26% $55.24 /pair

In stock

• 90 watts Peak Each, 30 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

Pioneer TS-A879 (Open Box, Great)

900W Peak (200W RMS) 3.5" A-Series 2-way 4-ohm Custom-Fit Coaxial Car Speakers

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900W Peak (200W RMS) 3.5" A-Series 2-way 4-ohm Custom-Fit Coaxial Car Speakers

• 450 watts Peak Each, 100 watts RMS Each
• 0.98" PEI (Polyetherimide) Balanced Dome tweeters
• Carbon Mica cone material

  • Inline crossover network with audio quality capacitor
    • Impedance: 4 ohm
    • Sensitivity: 85 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 multiple locations in your Caballero
    • Center Dash
    • Dash Corner
    List price $90.00
    -46% $49.00 /pair

    In stock

    Only 1 Left!

    • 450 watts Peak Each, 100 watts RMS Each
    • 0.98" PEI (Polyetherimide) Balanced Dome tweeters
    • Carbon Mica cone material

  • Inline crossover network with audio quality capacitor
    • Impedance: 4 ohm
    • Sensitivity: 85 dB
  • Kicker CSC4 (46CSC44) (Open Box, Great)

    300W Peak (100W RMS) 4” CS Series 2 Way Coaxial 4-ohm Speakers

    46CSC44 big
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    300W Peak (100W RMS) 4” CS Series 2 Way Coaxial 4-ohm Speakers

    • 150 watts Peak Each, 50 watts RMS Each
    • 1/2" PEI (Polyetherimide) Balanced Dome Tweeters
    • Polypropylene cone material
    • Steel mesh speaker grilles included
    • 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

    found car based on your search
    Fits the following location in your Caballero
    • Front Door
    37
    List price $84.99
    -38% $52.49 /pair

    In stock

    • 150 watts Peak Each, 50 watts RMS Each
    • 1/2" PEI (Polyetherimide) Balanced Dome Tweeters
    • Polypropylene cone material
    • Steel mesh speaker grilles included
    • Impedance: 4 ohm
    • Sensitivity: 88 dB

    JBL Stage3 427F (STAGE3427FAM) (Open Box, Great)

    300W Peak (60W RMS) 4" Stage3 Series 2-way Coaxial 3-ohm Speakers

    Stage3 427F big
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    300W Peak (60W RMS) 4" Stage3 Series 2-way Coaxial 3-ohm Speakers

    • 150 watts Peak Each, 30 watts RMS Each
    • Edge-driven Dome tweeters
    • Polypropylene cone material
    • Impedance: 3 ohm
    • Sensitivity: 90 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 the following location in your Caballero
    • Front Door
    List price $89.95
    -46% $48.97 /pair

    In stock

    Only 1 Left!

    Alpine S2-S40C 2 Pairs (4 Total)

    140W Peak (45W RMS) 4" Next-Generation S-Series 2-way Component Speaker (2-Pairs)

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    140W Peak (45W RMS) 4" Next-Generation S-Series 2-way Component Speaker (2-Pairs)

    • 140 watts Peak Each, 45 watts RMS Each
    • 3/4" Cloth Soft Dome Tweeters
    • Interlaced Carbon-Glass Fiber Composite - IMPP cone material
    • Impedance: 4 ohm
    • Sensitivity: 85 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 Caballero
    1
    List price $360.00
    -17% $299.90

    In stock

    • 140 watts Peak Each, 45 watts RMS Each
    • 3/4" Cloth Soft Dome Tweeters
    • Interlaced Carbon-Glass Fiber Composite - IMPP cone material
    • Impedance: 4 ohm
    • Sensitivity: 85 dB

    NVX - Worth the Envy - Direct to Consumer Car Audio

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      FAQ for Speakers in 1978 Caballero

      Q: Can I upgrade or change the Speakers in 1978 GMC Caballero?

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

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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.