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Hertz MPK 1650.3

500W Peak (250W RMS) 6.5" Mille PRO Series 2 Way 3-ohm Component Speaker System

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500W Peak (250W RMS) 6.5" Mille PRO Series 2 Way 3-ohm Component Speaker System

• 250 watts Peak Each, 125 watts RMS Each
• 1-7/16" Tetolon Dome tweeters
• Pressed Pulp with Cotton Fiber with cotton fiber cone material
• Impedance: 3 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
1
List price $940.00
-15% $799.99 /set

In stock

Only 2 Left!

PRV Audio RS65-PRO

400W Peak (200W RMS) 6.5" RS Series Pro Audio Full Range 4-ohm Car Speakers

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400W Peak (200W RMS) 6.5" RS Series Pro Audio Full Range 4-ohm Car Speakers

• 200 watts Peak Each, 100 watts RMS Each
• High-quality ultra lightweight cone
• 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 $87.39
-20% $69.91 /pair

In stock

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

Hertz CPX 165

570W Peak (190W RMS) 6.5" Cento Series 2-Way Coaxial 4-ohm Car Speakers

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570W Peak (190W RMS) 6.5" Cento Series 2-Way Coaxial 4-ohm Car Speakers

• 285 watts Peak Each, 95 watts RMS Each
• 0.9 Soft Tetolon Dome tweeters
• Pressed Paper 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 SC430
  • Lower Front Door
3
List price $405.00
-14% $349.99 /pair

In stock

Limited time!

AudioControl PNW-65

200W RMS 6.5" PNW Series 2-Way Coaxial 3-ohm Car Speakers

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200W RMS 6.5" PNW Series 2-Way Coaxial 3-ohm Car Speakers

• 100 watts RMS Each
• 1" Hybrid Silk Dome Tweeters
• Rigid Poly Mica cone material
• Impedance: 3 ohm
• Sensitivity: 88.9 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
3
List price $279.00
-7% $259.00 /pair

In stock

Sundown Audio SA-8M 8" (SA8M)

500W Peak (260W RMS) 8" SA Series Mid-Bass 4-ohm Speakers (S-SA8M)

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500W Peak (260W RMS) 8" SA Series Mid-Bass 4-ohm Speakers (S-SA8M)

• 250 watts Peak Each, 130 watts RMS Each
• Woven Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 91.5 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 $479.99
-17% $399.99 /pair

In stock

Only 2 Left!

Limited time!

Cerwin-Vega V4

480W Peak (160W RMS) 4" Vega Series 2025 Edition 2-Way Coaxial 4-ohm Speakers

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480W Peak (160W RMS) 4" Vega Series 2025 Edition 2-Way Coaxial 4-ohm Speakers

• 240 watts Peak Each, 80 watts RMS Each
• 1/2" Silk Balanced Dome Tweeters
• Carbon Fiber Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 83 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
1
$109.99 /pair

In stock

Only 2 Left!

Cerwin-Vega XED42

300W Peak (40W RMS) 4" XED Series 2-Way Coaxial 4-ohm Speakers

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300W Peak (40W RMS) 4" XED Series 2-Way Coaxial 4-ohm Speakers

• 150 watts Peak Each, 20 watts RMS Each
• 3/4" Piezo Metal Balanced Dome tweeters
• Polypropylene 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
  • Rear Seat Side Panel
4
List price $47.99
-17% $39.99 /pair

In stock

Diamond Audio DMD653

200W Peak (100W RMS) 6.5" DMD Series 3-way Coaxial Car Speakers

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200W Peak (100W RMS) 6.5" DMD Series 3-way Coaxial Car Speakers

• 100 watts Peak Each, 50 watts RMS Each
• 0.79" Silk Dome tweeters
• Polypropylene cone material with reinforced stamped pattern
• Impedance: 4 ohm
• Sensitivity: 87 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 SC430
  • Lower Front Door
List price $149.99
-5% $142.99 /pair

In stock

Only 1 Left!

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Available Offers (2) for Diamond Audio DMD653
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List price $149.99
-5% $142.99
$128.69 with coupon | Price details
Free Speaker Accessory at Checkout!
Limited time!

DS18 PRO-ZXI6M (Sold Individually)

600W Peak (300W RMS) 6.5" ZXi Series Pro Audio Midrange 8-Ohm Loudspeaker

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600W Peak (300W RMS) 6.5" ZXi Series Pro Audio Midrange 8-Ohm Loudspeaker

• 600 watts Peak Each, 300 watts RMS Each
• Paper cone material
• Impedance: 8 ohm
• Sensitivity: 97 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 $89.99
-17% $74.95

In stock

Limited time!

Cerwin-Vega V65

720W Peak (240W RMS) 6.5" Vega Series 2025 Edition 2-Way Coaxial 4-ohm Speakers

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720W Peak (240W RMS) 6.5" Vega Series 2025 Edition 2-Way Coaxial 4-ohm Speakers

• 360 watts Peak Each, 120 watts RMS Each
• 3/4" Silk Balanced Dome Tweeters
• Carbon Fiber Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 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
$149.99 /pair

In stock

Only 2 Left!

JVC CS-DR601C

720W Peak (120W RMS) 6.5" DRVN DR Series 2-Way 4-ohm Component Speaker System

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720W Peak (120W RMS) 6.5" DRVN DR Series 2-Way 4-ohm Component Speaker System

• 360 watts Peak Each, 60 watts RMS Each
• 1" PEI (Polyetherimide) Balanced Dome Tweeters
• Carbon Mica 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 SC430
  • Lower Front Door
List price $179.00
-11% $159.00 /set

In stock

Only 3 Left!

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Available Offers (2) for JVC CS-DR601C
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List price $179.00
-11% $159.00
$127.20 with coupon | Price details
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PRV Audio 6MR250B-4 SLIM

500W Peak (250W RMS) 6.5" Alto Series Pro Audio on Wheels Series Shallow Midrange Bullet 4-ohm Car Speaker (Sold Individually)

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500W Peak (250W RMS) 6.5" Alto Series Pro Audio on Wheels Series Shallow Midrange Bullet 4-ohm Car Speaker (Sold Individually)

• 500 watts Peak Each, 250 watts RMS Each
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 93.5 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 $49.89
-20% $39.91

In stock

Only 2 Left!

Kicker DSC40 (43DSC404)

240W Peak (60W RMS) 4" DS Series 2-way 4-ohm Coaxial Car Speakers

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240W Peak (60W RMS) 4" DS Series 2-way 4-ohm Coaxial Car Speakers

• 120 watts Peak Each, 30 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters
• Polypropylene cone material with Extended Voice Coil (EVC) technology
• 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
2
List price $74.99
-13% $64.99 /pair

In stock

NVX VPRO8BM (Sold Individually)

500W Peak (250W RMS) 8" V-Series Pro Midrange Loudspeaker

VPRO8BM big
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500W Peak (250W RMS) 8" V-Series Pro Midrange Loudspeaker

• 500 watts Peak Each, 250 watts RMS Each
• Competition Grade Paper cone material
• Impedance: 4 ohm
• Sensitivity: 96 dB

2+ offers available
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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 $83.99
-40% $49.99

In stock

Continue to cart

Available Offers (2) for NVX VPRO8BM (Sold Individually)
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Prime Time! Save 20% at Checkout!
List price $83.99
-40% $49.99
$39.99 with coupon | Price details
2026-06-28 23:59:00
Purchase $400 or More of NVX and Save 15%!
2026-07-27 11:08:20
Used from: $48.99
Limited time!

Massive Audio FC6X

300W Peak (150W RMS) 6.5" FC Series Coaxial 4-ohm Speakers

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300W Peak (150W RMS) 6.5" FC Series Coaxial 4-ohm Speakers

• 150 watts Peak Each, 75 watts RMS Each
• 13/16" Silk Dome Tweeters
• Fiber Paper cone material
• Impedance: 4 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 $234.99
-64% $84.99 /pair

In stock

Only 3 Left!

Two Pairs of Rockford Fosgate R165X3

360W 6.5" 3-Way PRIME Series Coaxial Speakers w/ Silk Tweeters

R165X3 2 Pack big
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360W 6.5" 3-Way PRIME Series Coaxial Speakers w/ Silk Tweeters

• Peak Power: 90w each
• RMS Power: 45w each
• 1/2" Silk Dome Piezo Tweeter
• Mounting Depth: 2-3/16"
• CEA-2031 Compliant Speakers
• 4 Ohm Impedance
• Sensitivity: 91dB

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found car based on your search
Fits your SC430
159
$159.98

In stock

• Peak Power: 90w each
• RMS Power: 45w each
• 1/2" Silk Dome Piezo Tweeter
• Mounting Depth: 2-3/16"
• CEA-2031 Compliant Speakers
• 4 Ohm Impedance
• Sensitivity: 91dB

Limited time!

Hertz DCX 100.3

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

DCX 100.3 big
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120W Peak (60W RMS) 4" Dieci Series 2-Way Coaxial 4-ohm Car Speakers

• 60 watts Peak Each, 30 watts RMS Each
• 5/8" PEI (Polyetherimide) Dome tweeters
• Water-repellent Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

Free Speaker Accessory at Checkout!
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VIP Product Get $13.00 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
  • Rear Seat Side Panel
2
List price $150.00
-13% $129.99 /pair

In stock

DS18 PRO-X8.4RGB (Sold Individually)

550W Peak (275W RMS) 8" Pro Midrange 4-ohm Speaker with RGB LED

PRO-X8.4RGB big
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550W Peak (275W RMS) 8" Pro Midrange 4-ohm Speaker with RGB LED

• 550 watts Peak, 275 watts RMS
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 96 dB

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VIP Product Get $9.60 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
  • Behind Seat
List price $115.99
-17% $95.95

In stock

Lowest price in 30 days

(4) KICKER CSC65 (43CSC654) 6.5" 1200W 4-Ohm Car Audio Coaxial Speakers

1200W Peak (400W RMS) 6.5" CS Series 2-Way Coaxial Speakers

43CSC654_X2 big
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1200W Peak (400W RMS) 6.5" CS Series 2-Way Coaxial Speakers

• 300 Watts Max Each, 100 Watts RMS Each
• 1/2" Polyether imide (PEI) balanced dome tweeter
• Polypropylene mid-woofer cone material
• 4 Ohm Impedance
• Sensitivity: 90dB
• Mounting Depth: 3/8"

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found car based on your search
Fits your SC430
128
List price $239.98
-33% $159.92

In stock

• 300 Watts Max Each, 100 Watts RMS Each
• 1/2" Polyether imide (PEI) balanced dome tweeter
• Polypropylene mid-woofer cone material
• 4 Ohm Impedance
• Sensitivity: 90dB
• Mounting Depth: 3/8"

Limited time!

JBL Club 44F (JBLSPKCB44F)

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

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

• 105 watts Peak Each, 35 watts RMS Each
• Silk Edge Driven Dome Tweeters
• UV-Resistant Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 90 dB

Free Speaker Accessory at Checkout!
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VIP Product Get $10.00 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
  • Rear Seat Side Panel
List price $129.95
-23% $99.95 /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.
    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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    FAQ for Speakers in 2008 SC430

    Q: Can I upgrade or change the Speakers in 2008 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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    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.