Garage
Shop

2009 Lexus SC430

The best Behind Seat Speakers for 2009 SC430

Behind Seat for 2009 Lexus SC430

Shop and compare by low prices and top features on Behind Seat Speakers that fit your Lexus SC430. After you add to cart, we'll also make sure you get an affordable car speakers install easily with speaker adapters, speaker harnesses and other accessories like sound damping and panel tools to make installation a breeze.

Loading...
Filters
filter-icon Filters & Sort

Hertz SV 200 NEO (SV200 NEO)

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

SV 200 NEO big
Go to item page Right Arrow Icon of Right Arrow

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

• 500 watts Peak Each, 200 watts RMS Each
• Terminals and mounting holes compatible for Harley-Davidson motorbikes
• Water-repellent pressed paper cone material
• Impedance: 4 ohm
• Sensitivity: 100 dB

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

VIP Product Get $55.00 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
List price $650.00
-15% $549.99 /pair

In stock

Only 1 Left!

Deaf Bonce HANNIBAL HM-8E-PLUS (HM-8E+)

340W Peak (170W RMS) 8" Hannibal Series Midrange 4-ohm Car Speakers

Hannibal HM-8E-PLUS big
Go to item page Right Arrow Icon of Right Arrow

340W Peak (170W RMS) 8" Hannibal Series Midrange 4-ohm Car Speakers

• 170 watts Peak Each, 85 watts RMS Each
• Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 95 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 SC430
  • Behind Seat
1
$39.90 /pair

In stock

Only 1 Left!

NVX - Worth the Envy - Direct to Consumer Car Audio

Deaf Bonce Apocalypse AP-M81SE PRO (M81SE PRO)

720W Peak (360W RMS) 8" Apocalypse Series Pro Audio Midrange 4-ohm Car Speakers

M81SE PRO big
Go to item page Right Arrow Icon of Right Arrow

720W Peak (360W RMS) 8" Apocalypse Series Pro Audio Midrange 4-ohm Car Speakers

• 360 watts Peak Each, 180 watts RMS Each
• Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 97 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 SC430
  • Behind Seat
2
List price $161.99
-17% $134.90 /pair

In stock

Only 2 Left!

DS18 PRO-ZT8 (Sold Individually)

550W Peak (275W RMS) 8” PRO Series Hybrid Coaxial Midrange 4-ohm Motorcycle and Powersports Loudspeaker

PRO-ZT8 big
Go to item page Right Arrow Icon of Right Arrow

550W Peak (275W RMS) 8” PRO Series Hybrid Coaxial Midrange 4-ohm Motorcycle and Powersports Loudspeaker

• 550 watts Peak, 275 watts RMS
• Aluminum Alloy Bullet Tweeter
• Water-Resistant Paper cone material
• Impedance: 4 ohm
• Sensitivity: 98 dB

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

VIP Product Get $11.40 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
$113.95

In stock

DS18 PRO-GM8

580W Peak (190W RMS) 8" PRO-GM Series 8-ohm Midrange Car Loudspeaker

PRO-GM8 big
Go to item page Right Arrow Icon of Right Arrow

580W Peak (190W RMS) 8" PRO-GM Series 8-ohm Midrange Car Loudspeaker

• 580 watts Peak Each, 190 watts RMS Each
• Paper cone material
• Impedance: 8 ohm
• Sensitivity: 93 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 SC430
  • Behind Seat
List price $41.99
-17% $34.95

In stock

Only 1 Left!

Limited time!

DS18 PRO-CF8.2NR (Sold Individually)

600W Peak (300W RMS) 8" PRO Series Midbass 2-ohm Motorcycle and Powersports Loudspeaker

PRO-CF8.2NR big
Go to item page Right Arrow Icon of Right Arrow

600W Peak (300W RMS) 8" PRO Series Midbass 2-ohm Motorcycle and Powersports Loudspeaker

• 600 watts Peak, 300 watts RMS
• Water Resistant Carbon Fiber cone material
• Impedance: 2 ohm
• Sensitivity: 96 dB

Flash Sale! Save at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $25.20 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
$251.95

In stock

Limited time!

Diamond Audio MSPRO8

500W RMS 8” MSPRO Series 4-ohm Pro Audio High Output Speakers for Harley-Davidson Motorcycles

MSPRO8 big
Go to item page Right Arrow Icon of Right Arrow

500W RMS 8” MSPRO Series 4-ohm Pro Audio High Output Speakers for Harley-Davidson Motorcycles

• Peak Each, 250 watts RMS Each
• Thermal Molded Waterproof Paper cone material
• Impedance: 4 ohm
• Sensitivity: 100 dB
• IP65 marine certified
• Designed for Harley-Davidson motorcycles

Flash Sale! Save at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $36.00 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
List price $369.99
$359.99 /pair

In stock

Hertz SV 200.1

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

Go to item page Right Arrow Icon of Right Arrow

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

VIP Star Icon

VIP Product Get $35.00 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
List price $405.00
-14% $349.99 /pair

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

Limited time!

DS18 PRO-CF8.4SLN (Sold Individually)

400W Peak (200W RMS) 8" PRO Series Midrange 4-ohm Motorcycle and Powersports Shallow Loudspeaker

PRO-CF8.4SLN big
Go to item page Right Arrow Icon of Right Arrow

400W Peak (200W RMS) 8" PRO Series Midrange 4-ohm Motorcycle and Powersports Shallow Loudspeaker

• 400 watts Peak, 200 watts RMS
• Curvilinear Water Resistant Carbon Fiber cone
• Impedance: 4 ohm
• Sensitivity: 95 dB

Flash Sale! Save at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $20.00 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
$199.95

In stock

Only 2 Left!

• 400 watts Peak, 200 watts RMS
• Curvilinear Water Resistant Carbon Fiber cone
• Impedance: 4 ohm
• Sensitivity: 95 dB

Deaf Bonce Machete MW-80

700W Peak (350W RMS) 8" Machete Series Midbass 4-ohm Speakers

MW-80 big
Go to item page Right Arrow Icon of Right Arrow

700W Peak (350W RMS) 8" Machete Series Midbass 4-ohm Speakers

• 350 watts Peak Each, 175 watts RMS Each
• Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 93.5 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 SC430
  • Behind Seat
$99.90 /pair

In stock

Only 1 Left!

Limited time!

Precision Power MAS.802HT

800W Peak (400W RMS) 8” MAS Series 2-Way Coaxial 2-ohm Horn Loaded Motorcycle Speakers

MAS.802HT big
Go to item page Right Arrow Icon of Right Arrow

800W Peak (400W RMS) 8” MAS Series 2-Way Coaxial 2-ohm Horn Loaded Motorcycle Speakers

• 400 watts Peak Each, 200 watts RMS Each
• Titanium Titanium Horn Tweeters
• Polypropylene cone material
• Impedance: 2 ohm
• Sensitivity: 95 dB

Flash Sale! Save at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $57.00 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
List price $729.99
-22% $569.99 /pair

In stock

Only 2 Left!

• 400 watts Peak Each, 200 watts RMS Each
• Titanium Titanium Horn Tweeters
• Polypropylene cone material
• Impedance: 2 ohm
• Sensitivity: 95 dB

Limited time!

DS18 PRO-CF8.2SLN

400W Peak (200W RMS) 8" PRO Series Midrange 2-ohm Motorcycle and Powersports Shallow Loudspeaker

PRO-CF8.2SLN big
Go to item page Right Arrow Icon of Right Arrow

400W Peak (200W RMS) 8" PRO Series Midrange 2-ohm Motorcycle and Powersports Shallow Loudspeaker

• 400 watts Peak, 200 watts RMS
• Curvilinear Water Resistant Carbon Fiber cone
• Impedance: 2 ohm
• Sensitivity: 95 dB

Flash Sale! Save at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $20.00 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
$199.95

In stock

Only 3 Left!

• 400 watts Peak, 200 watts RMS
• Curvilinear Water Resistant Carbon Fiber cone
• Impedance: 2 ohm
• Sensitivity: 95 dB

DS18 PRO-GM8.4PK

1160W Peak (380W RMS) 8” PRO-GM Series Component Midrange 4-ohm Speakers

PRO-GM8.4PK big
Go to item page Right Arrow Icon of Right Arrow

1160W Peak (380W RMS) 8” PRO-GM Series Component Midrange 4-ohm Speakers

• 580 watts Peak Each, 190 watts RMS Each
• 1" Aluminum Bullet tweeters
• 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 $11.80 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
$117.95 /pair

In stock.

Sundown Audio VEX-12 S8 (Sold Individually)

500W RMS 12" VEX Series Pro-Audio Midrange 8-ohm Speaker (S-VEX128)

S-VEX128 big
Go to item page Right Arrow Icon of Right Arrow

500W RMS 12" VEX Series Pro-Audio Midrange 8-ohm Speaker (S-VEX128)

• 500 watts RMS Each
• Carbon Fiber cone material
• Impedance: 8 ohm

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

VIP Product Get $37.00 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
List price $443.99
-17% $369.99

In stock

Only 2 Left!

Limited time!

Diamond Audio MS82NEO4

1200W Peak (600W RMS) 8" MS NEO Series 2-Way Pro Coaxial 4-ohm Powersports and Motorcycle Speakers

MS82NEO4 big
Go to item page Right Arrow Icon of Right Arrow

1200W Peak (600W RMS) 8" MS NEO Series 2-Way Pro Coaxial 4-ohm Powersports and Motorcycle Speakers

• 600 watts Peak Each, 300 watts RMS Each
• Polyethylene-Naphthalate Horn Tweeters
• Waterproof DUPONT™ Kevlar cone material
• Impedance: 4 ohm
• Sensitivity: 97 dB

Flash Sale! Save at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $88.00 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
$879.99 /pair

In stock

Only 2 Left!

Limited time!

Diamond Audio MS82NEO2

1200W Peak (600W RMS) 8" MS NEO Series 2-Way Pro Coaxial 2-ohm Powersports and Motorcycle Speakers

MS82NEO2 big
Go to item page Right Arrow Icon of Right Arrow

1200W Peak (600W RMS) 8" MS NEO Series 2-Way Pro Coaxial 2-ohm Powersports and Motorcycle Speakers

• 600 watts Peak Each, 300 watts RMS Each
• Polyethylene-Naphthalate Horn Tweeters
• Waterproof DUPONT™ Kevlar cone material
• Impedance: 2 ohm
• Sensitivity: 96 dB

Flash Sale! Save at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $88.00 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
$879.99 /pair

In stock

Only 2 Left!

Limited time!

MTX PS8C

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

PS8C big
Go to item page Right Arrow Icon of Right Arrow

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: 90.8 dB

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

VIP Product Get $30.40 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
List price $359.95
Save $55.99
-16% $303.96 /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: 90.8 dB

DS18 PRO-X8.4BMPK

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

PRO-X8.4BMPK big
Go to item page Right Arrow Icon of Right Arrow

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

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

VIP Product Get $16.79 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
2
$167.95 /set

In stock

DS18 PRO-HY8.2MSL (Sold Individually)

400W Peak (200W RMS) 8" Pro Hybrid Coaxial Midrange 2-ohm Speaker with Compression Driver Horn

PRO-HY8.2MSL big
Go to item page Right Arrow Icon of Right Arrow

400W Peak (200W RMS) 8" Pro Hybrid Coaxial Midrange 2-ohm Speaker with Compression Driver Horn

• 400 watts Peak, 200 watts RMS
• 3" Titanium Horn Tweeters
• Paper cone material
• Impedance: 2 ohm
• Sensitivity: 98 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 SC430
  • Behind Seat
$94.95

In stock

Only 2 Left!

Used from: $56.97
Limited time!

DS18 PRO-ZXI8.4BM (Sold Individually)

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

PRO-ZXI8.4BM big
Go to item page Right Arrow Icon of Right Arrow

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

NVX - Worth the Envy - Direct to Consumer Car Audio

Items per page: 20 40 60

    Clear all
    why-shoping-with-sonic

    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!
    We have information on brands, gear, and more for you to explore! Check out our YouTube Channel for helpful how-to videos, product reviews, and Q&As. For a more detailed look, also visit our Learning Center!
    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!
    Why Shop With Us?
    FAQ for Behind Seat Speakers in 2009 SC430

    Q: Can I upgrade or change the Behind Seat Speakers in 2009 Lexus SC430?

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

    Save up to 10 different vehicles in your garage
    Vehicle
    Store
    Delete

    2009 Lexus SC430

    1981 Audi 4000 S

    1982 Datsun 310

    1993 Isuzu Impulse

    2003 Ford Focus ZX3

    2005 BMW 760i

    Add vehicle Clear all vehicles
    Where to find vehicle info
    Are you sure you want to clear your garage?
    This action cannot be undone. Confirm
    This category was not designed for products.
    If you continue, you will be redirected to a category customized for your vehicle. Continue
    Loading...
    Identify your vehicle and submodel details
    • Owner's manual
    • Vehicle's insurance card
    • Vehicle registration
    • Vehicle produced after 2005: Inside driver's side door
    • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
    Car Info Side Door Icon
    Vehicle Registration Icon
    Vehicle Insurance Icon

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

    • You see only parts engineered for your exact vehicle
    • You avoid incompatible radios, speakers, or wiring
    • Installation is smoother, faster, and frustration-free
    • You get the correct accessories the first time

    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.