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DS18 PRO-X8.4BMPK

1100W Peak (550W RMS) 8” PRO-X Series 4-ohm Component Midrange Car Speakers

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1100W Peak (550W RMS) 8” PRO-X Series 4-ohm Component Midrange Car Speakers

• 550 watts Peak Each, 275 watts RMS Each
• 1" Aluminum Bullet tweeters
• Non-Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 103 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
2
$167.95 /set

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 the following location in your SC430
  • Rear Seat Side Panel
$64.95 /pair

Available

Ships in 10-14 days

NVX - Worth the Envy - Direct to Consumer Car Audio

DS18 8XL800N-8 (Sold Individually)

800W Peak (400W RMS) 8" XL Series Midrange 8-ohm Loudspeaker

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800W Peak (400W RMS) 8" XL Series Midrange 8-ohm Loudspeaker

• 800 watts Peak, 400 watts RMS
• Non-Pressed Paper cone material
• Impedance: 8 ohm
• Sensitivity: 100.7 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 $287.99
-17% $239.95

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

Free Speaker Accessory at Checkout!
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VIP Product Get $15.00 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
1
List price $180.00
-17% $149.95 /set

In stock

DS18 8XL800-8 (Sold Individually)

800W Peak (400W RMS) 8" XL Series 8-ohm Mid-range Speaker

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800W Peak (400W RMS) 8" XL Series 8-ohm Mid-range Speaker

• 800 watts Peak Each, 400 watts RMS Each
• Non-Pressed Paper cone material
• Impedance: 8 ohm
• Sensitivity: 99 dB

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VIP Product Get $15.59 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
$155.95

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

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
3
List price $89.99
-44% $49.95 /pair

Available

Ships in 10-14 days

DS18 8XL800-4 (Sold Individually)

800W Peak (400W RMS) 8" XL Series Midrange 4-ohm Loudspeaker

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800W Peak (400W RMS) 8" XL Series Midrange 4-ohm Loudspeaker

• 800 watts Peak, 400 watts RMS
• Non-Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 99 dB

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VIP Product Get $15.59 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 $187.99
-17% $155.95

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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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 $119.99
-17% $99.95

In stock.

DS18 8XL800N-4 (Sold Individually)

800W Peak (400W RMS) 8" XL Series Midrange 4-ohm Loudspeaker

8XL800N-4 big
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800W Peak (400W RMS) 8" XL Series Midrange 4-ohm Loudspeaker

• 800 watts Peak, 400 watts RMS
• Non-Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 100.7 dB

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VIP Product Get $24.00 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
  • Behind Seat
List price $287.99
-17% $239.95

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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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 $65.00
Save 25%
-25% $48.99 /pair

In stock

Deaf Bonce Machete LW-80A4

200W Peak (100W RMS) 8” Machete Series 4-ohm Midbass Car Speakers

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200W Peak (100W RMS) 8” Machete Series 4-ohm Midbass Car Speakers

• 200 watts Peak Each, 100 watts RMS Each
• Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 91 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
2
$119.90

Available

Ships in 10-14 days

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

Free Speaker Accessory at Checkout!
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VIP Product Get $11.00 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 $119.99
-8% $109.99 /pair

In stock.

DS18 PRO-NS8 (Sold Individually)

400W Peak (200W RMS) 8" PRO-NS Series 8-ohm Shallow-mount Full-Range Speaker

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400W Peak (200W RMS) 8" PRO-NS Series 8-ohm Shallow-mount Full-Range Speaker

• 400 watts Peak Each, 200 watts RMS Each
• 1-1/4" Dome Tweeters
• Paper cone material
• Impedance: 8 ohm
• Sensitivity: 96 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
$79.95

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 the following location in your SC430
  • Rear Seat Side Panel
$109.99 /pair

In stock.

Limited time!

MTX PS8C-BP

600W Peak (300W RMS) 8" Coaxial 4-ohm Powersports Speakers

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600W Peak (300W RMS) 8" Coaxial 4-ohm Powersports Speakers

• 300 watts Peak Each, 150 watts RMS Each
• Teteron Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

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VIP Product Get $76.00 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
  • Behind Seat
List price $999.00
Save $239.04
-24% $759.96 /pair

Available

Ships in 10-14 days

• 300 watts Peak Each, 150 watts RMS Each
• Teteron Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

DS18 PRO-HY8.4MSL

400W Peak (200W RMS) 8" PRO-HY Series 8-ohm Shallow-mount Mid-range Speaker

PRO-HY8.4MSL big
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400W Peak (200W RMS) 8" PRO-HY Series 8-ohm Shallow-mount Mid-range Speaker

• 400 watts Peak Each, 200 watts RMS Each
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 94 dB

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VIP Product Get $9.50 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
$94.95

In stock.

DS18 PRO-CF8.4SL (Sold Individually)

550W Peak (275W RMS) 8" PRO-CF Series Shallow-mount Mid-bass Speaker

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550W Peak (275W RMS) 8" PRO-CF Series Shallow-mount Mid-bass Speaker

• 275 watts Peak Each, 550 watts RMS Each
• Water Resistant Carbon Fiber 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
$95.95

Available

Ships in 10-14 days

Limited time!

DS18 PRO-ZXI8.4BM (Sold Individually)

700W Peak (350W RMS) 8" ZXi Series 4-Ohm Midrange Bullet Loudspeaker

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700W Peak (350W RMS) 8" ZXi Series 4-Ohm Midrange Bullet Loudspeaker

• 700 watts Peak Each, 350 watts RMS Each
• Aluminum Bullet Tweeters
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 99 dB

Flash Sale! Save 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
  • Behind Seat
List price $112.99
-17% $93.95

In stock

Deaf Bonce Apocalypse AP-M80SQL

600W Peak (300W RMS) 8" Apocalypse Series Midrange 4-ohm Speakers

Apocalypse AP-M80SQL big
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600W Peak (300W RMS) 8" Apocalypse Series Midrange 4-ohm Speakers

• 300 watts Peak Each, 150 watts RMS Each
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 95.3 dB

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install icon

Install kits available for most vehicles

found car based on your search
Fits the following location in your SC430
  • Behind Seat
$124.90 /pair

Available

Ships in 10-14 days

DS18 PRO-HY8MSL

400W Peak (200W RMS) 8" PRO-HY Series 8-ohm Shallow-mount Mid-range Speaker

PRO-HY8MSL big
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400W Peak (200W RMS) 8" PRO-HY Series 8-ohm Shallow-mount Mid-range Speaker

• 400 watts Peak Each, 200 watts RMS Each
• Paper cone material
• Impedance: 8 ohm
• Sensitivity: 94 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $9.50 in rewards to spend later

install icon

Install kits available for most vehicles

found car based on your search
Fits the following location in your SC430
  • Behind Seat
$94.95

In stock.

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.
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    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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    Our trained experts are here to assist you! They are just a phone call or click away to help you get the right gear for you and your vehicle!
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    FAQ for Speakers in 2005 SC430

    Q: Can I upgrade or change the Speakers in 2005 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:

    • 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.