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Cerwin Vega H752

550W Peak (80W RMS) 5.25” HED Series 2-Way Coaxial 4-ohm Speakers

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550W Peak (80W RMS) 5.25” HED Series 2-Way Coaxial 4-ohm Speakers

• 275 watts Peak Each, 40 watts RMS Each
• 1" PEI (Polyetherimide) Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 82.5 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 SC430
  • Lower Front Door
5
List price $83.99
-17% $69.99 /pair

In stock

Limited time!

Alpine BRV-S80C

300W Peak (100W RMS) 8" BassRev Series 2-Way 4-ohm Component Speaker System

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300W Peak (100W RMS) 8" BassRev Series 2-Way 4-ohm Component Speaker System

• 150 watts Peak Each, 50 watts RMS Each
• 3/4" Teteron Dome Tweeters
• Polypropylene-Mica 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 SC430
  • Behind Seat
1
List price $455.00
Save $151.05
-33% $303.95 /set

In stock

Cerwin-Vega XED52

550W Peak (60W RMS) 5.25" XED Series 2-Way Coaxial 4-ohm Speakers

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550W Peak (60W RMS) 5.25" XED Series 2-Way Coaxial 4-ohm Speakers

• 275 watts Peak Each, 30 watts RMS Each
• 1" Piezo Metal Balanced Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 94 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your SC430
  • Lower Front Door
7
List price $53.99
-17% $44.99 /pair

In stock

Hifonics ZS4CX

350W Peak (60W RMS) 4" Zeus Series 2-way 4-ohm Coaxial Car Speakers

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350W Peak (60W RMS) 4" Zeus Series 2-way 4-ohm Coaxial Car Speakers

• 175 watts Peak Each, 30 watts RMS Each
• 1" Neo-Mylar Soft Dome Tweeters
• Alpha-Cellulose cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your SC430
  • Rear Seat Side Panel
5
$22.99 /pair

In stock

Only 1 Left!

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

found car based on your search
Fits the following location in your SC430
  • Lower Front Door
List price $130.00
-16% $109.00 /pair

In stock

PRV Audio 5MR450-NDY-4 (Sold Individually)

900W Peak (450W RMS) 5" MR Series Pro Audio Midrange 4-ohm Car Speaker

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900W Peak (450W RMS) 5" MR Series Pro Audio Midrange 4-ohm Car Speaker

• 900 watts Peak, 450 watts RMS
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 94 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your SC430
  • Lower Front Door
List price $137.39
-20% $109.91

In stock

DS18 PRO-X8.4BM (Sold Individually)

550W Peak (275W RMS) 8” PRO-X Series 4-ohm Mid-Range Loudspeaker

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550W Peak (275W RMS) 8” PRO-X Series 4-ohm Mid-Range Loudspeaker

• 550 watts Peak Each, 275 watts RMS Each
• Aluminum Bullet Tweeters
• Non-Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 96 dB

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Install kits available for most vehicles

found car based on your search
Fits your SC430
1
$70.95

In stock

Used from: $49.67
Limited time!

Alpine S2-S50

340W Peak (110W RMS) 5.25" S-Series Hi-Res 2-Way Coaxial 4-ohm Car Speakers

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340W Peak (110W RMS) 5.25" S-Series Hi-Res 2-Way Coaxial 4-ohm Car Speakers

• 170 watts Peak Each, 55 watts RMS Each
• Hi-Res Audio Certified
• 3/4" Cloth Soft Dome tweeters
• Polypropylene, Glass Fiber and Mica 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 SC430
  • Lower Front Door
2
List price $160.00
-19% $129.95 /pair

In stock

Only 2 Left!

Limited time!

MB Quart DK2-110

160W Peak (80W RMS) 4" Discus Series 2-way 4-ohm Coaxial Car Speakers

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160W Peak (80W RMS) 4" Discus Series 2-way 4-ohm Coaxial Car Speakers

• 80 watts Peak Each, 40 watts RMS Each
• Aluminum Inverted Dome tweeters
• Lightweight Thermoformed Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your SC430
  • Rear Seat Side Panel
List price $69.99
-14% $59.99 /pair

In stock

Hertz SV 200.1

1000W Peak (400W RMS) 8" SPL Show Series 4-ohm Midrange Car Speakers

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1000W Peak (400W RMS) 8" SPL Show Series 4-ohm Midrange Car Speakers

• 500 watts Peak Each, 200 watts RMS Each
• Ultra-Light Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 100 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your SC430
  • Behind Seat
List price $405.00
-14% $349.99 /pair

In stock

Only 1 Left!

Diamond Audio DMDX8C

390W Peak (130W RMS) 8" DMDX Series 2-Way Component Speaker System

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390W Peak (130W RMS) 8" DMDX Series 2-Way Component Speaker System

• 195 watts Peak Each, 65 watts RMS Each
• 1" Soft Dome Tweeters
• 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 SC430
  • Behind Seat
$299.99 /set

In stock

Only 2 Left!

• 195 watts Peak Each, 65 watts RMS Each
• 1" Soft Dome Tweeters
• Impedance: 4 ohm
• Sensitivity: 87 dB

Limited time!

Diamond Audio DMD52

160W Peak 5.25" DMD Series 2-way Coaxial Car Speakers

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160W Peak 5.25" DMD Series 2-way Coaxial Car Speakers

• 80 watts Peak Each
• 0.79" Silk Dome Tweeters
• Polypropylene cone material
• 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 SC430
  • Lower Front Door
List price $119.99
-8% $109.99 /pair

In stock

Limited time!

Kicker PS44 (40PS44)

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

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200W Peak (100W RMS) 4" PS Series 2 Way Coaxial 4-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: 4 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 SC430
  • Rear Seat Side Panel
List price $149.99
Save $46.03
-31% $103.96 /pair

In stock

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

Limited time!

Rockford Fosgate Punch P1V2-4

300W Peak (150W RMS) 4" Punch P1 Series 3 Way Coaxial 4-ohm Speakers

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300W Peak (150W RMS) 4" Punch P1 Series 3 Way Coaxial 4-ohm Speakers

• 150 watts Peak Each, 75 watts RMS Each
• 3/4" Tetolon Inverted Dome tweeters
• 3/8" Polypropylene-Piezo super tweeters
• Mica reinforced Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your SC430
  • Rear Seat Side Panel
List price $215.99
Save $56.00
-26% $159.99 /pair

In stock

Limited time!

Hertz DCX130.3

160W Peak (80W RMS) 5.25" Dieci Series 2-way 4-ohm Coaxial Car Speakers

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160W Peak (80W RMS) 5.25" Dieci Series 2-way 4-ohm Coaxial Car Speakers

• 80 watts Peak Each, 40 watts RMS Each
• 0.6" PEI (Polyetherimide) Dome tweeters with neodynium magnets
• Water-repellent pressed paper cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your SC430
  • Lower Front Door
List price $150.00
-13% $129.99 /pair

In stock

Only 2 Left!

MB Quart FKB113

180W Peak (90W RMS) 5.25" Formula Series 2-Way 4-ohm Coaxial Car Speakers

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180W Peak (90W RMS) 5.25" Formula Series 2-Way 4-ohm Coaxial Car Speakers

• 90 watts Peak Each, 45 watts RMS Each
• 1" Aluminum Dome tweeters
• Lightweight Thermoformed 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 the following location in your SC430
  • Lower Front Door
4
List price $69.99
-57% $29.99 /pair

In stock

Limited time!

Infinity Primus 503F (INFSPKPR503F)

240W Peak (80W RMS) 5.25” Primus Series 2 Way Coaxial 3-ohm Speakers

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240W Peak (80W RMS) 5.25” Primus Series 2 Way Coaxial 3-ohm Speakers

• 120 watts Peak Each, 40 watts RMS Each
• 1/2" Silk Edge Driven Dome tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 91 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 SC430
  • Lower Front Door
List price $99.95
-30% $69.95 /pair

In stock

Only 3 Left!

Limited time!

Kicker KSC5 (51KSC504)

300W Peak (150W RMS) 5.25" KS Series 2 Way Coaxial 4-ohm Speakers

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300W Peak (150W RMS) 5.25" KS Series 2 Way Coaxial 4-ohm Speakers

• 150 watts Peak Each, 75 watts RMS Each
• 1/2" Silk Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

Free Speaker Accessory at Checkout!
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 SC430
  • Lower Front Door
List price $149.99
-13% $129.99 /pair

In stock

Limited time!

Hertz CX 100

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

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

• 120 watts Peak Each, 40 watts RMS Each
• 0.9" Soft Tetolon Dome Tweeters
• Semi-Pressed paper with Mica cone material
• Impedance: 4 ohm
• Sensitivity: 92 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 SC430
  • Rear Seat Side Panel
4
List price $260.00
$249.99 /pair

In stock

Limited time!

Infinity Kappa 53XF (INFSPKKA53XFAM)

360W Peak (120W RMS) 5.25" Kappa Series 2-Way Coaxial 3-ohm Car Speakers

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360W Peak (120W RMS) 5.25" Kappa Series 2-Way Coaxial 3-ohm Car Speakers

• 180 watts Peak Each, 60 watts RMS Each
• Silk Edge Driven Dome tweeters
• Glass Fiber cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

Free Speaker Accessory at Checkout!
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VIP Product Get $16.00 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 SC430
  • Lower Front Door
List price $249.95
Save $90.00
-36% $159.95 /pair

In stock

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    FAQ for Speakers in 2003 SC430

    Q: Can I upgrade or change the Speakers in 2003 Lexus SC430?

    A: Yes this page includes all the best Speakers that work in your SC430.

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

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