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MTX RTX8 (Sold Individually)

300W RMS 8" Road Thunder Extreme Series Pro Audio Mid-bass 4-ohm Speakers

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300W RMS 8" Road Thunder Extreme Series Pro Audio Mid-bass 4-ohm Speakers

• 150 watts RMS Each
• Treated Paper cone material
• Large magnet attached to a stamped steel basket
• Impedance: 4 ohm
• Sensitivity: 97.7 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your LS400
  • Rear Deck Center
List price $69.95
-14% $59.95

In stock

Only 3 Left!

DS18 PRO-GM8.4 (Sold Individually)

580W Peak (190W RMS) 8" PRO-GM Series 4-Ohm Midrange Loudspeaker

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580W Peak (190W RMS) 8" PRO-GM Series 4-Ohm Midrange Loudspeaker

• 580 watts Peak Each, 190 watts RMS Each
• Paper cone material
• Impedance: 8 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 LS400
  • Rear Deck Center
$34.95

In stock

Sundown Audio VEX-8 (VEX-88)

300W RMS 8" VEX Series Pro Audio Midrange 8-ohm Speaker (S-VEX84)

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300W RMS 8" VEX Series Pro Audio Midrange 8-ohm Speaker (S-VEX84)

• 300 watts RMS Each
• Carbon Fiber cone material
• Impedance: 8 ohm
• Sensitivity: 94.3 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your LS400
  • Rear Deck Center
List price $275.99
-17% $229.99

In stock

Only 2 Left!

Diamond Audio MS82NEO4

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

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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

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Install kits available for most vehicles

found car based on your search
Fits the following location in your LS400
  • Rear Deck Center
$879.99 /pair

In stock

Only 2 Left!

Hertz SV 200 NEO (SV200 NEO)

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

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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

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Install kits available for most vehicles

found car based on your search
Fits the following location in your LS400
  • Rear Deck Center
List price $650.00
-15% $549.99 /pair

In stock

Only 1 Left!

DS18 PRO-GM8

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

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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

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Install kits available for most vehicles

found car based on your search
Fits the following location in your LS400
  • Rear Deck Center
List price $41.99
-17% $34.95

In stock

Only 1 Left!

Diamond Audio MS82NEO2

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

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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

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VIP Product Get $88.00 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 LS400
  • Rear Deck Center
$879.99 /pair

In stock

Only 2 Left!

Rockford Fosgate Punch P152 (Open Box, Great)

160W Peak (80W RMS) 5.25" Punch Series 2-way 4-ohm Full Range Car Speakers

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160W Peak (80W RMS) 5.25" Punch Series 2-way 4-ohm Full Range Car Speakers

• 80 watts Peak Each, 40 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome tweeters
• Mineral-Filled Polypropylene 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 multiple locations in your LS400
  • Lower Front Door
  • Rear Door
27
List price $109.99
-15% $93.49 /pair

In stock

Sundown Audio VEX-12 S8 (Sold Individually)

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

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

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

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Install kits available for most vehicles

found car based on your search
Fits the following location in your LS400
  • Rear Deck Center
List price $443.99
-17% $369.99

In stock

Only 2 Left!

DS18 PRO-CF8.2SLN

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

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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

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Install kits available for most vehicles

found car based on your search
Fits the following location in your LS400
  • Rear Deck Center
$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

Diamond Audio MSPRO8

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

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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

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Install kits available for most vehicles

found car based on your search
Fits the following location in your LS400
  • Rear Deck Center
List price $369.99
$359.99 /pair

In stock

Limited time!

JBL Stadium 52F

360W Peak (120W RMS) 5.25" Stadium Series 2-way Coaxial 3-ohm Speakers

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360W Peak (120W RMS) 5.25" Stadium Series 2-way Coaxial 3-ohm Speakers

• 180 watts Peak Each, 60 watts RMS Each
• 3/4" Aluminum Edge Driven Dome tweeters, with an allowed 270° rotation
• Glass Fiber cone material with Plus One woofer cone architecture
• Impedance: 3 ohm
• Sensitivity: 93 dB

Free Speaker Accessory at Checkout!
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VIP Product Get $19.00 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 LS400
  • Lower Front Door
  • Rear Door
List price $219.95
-14% $189.95 /pair

In stock.

Limited time!

Infinity Reference 5032cfx (REF-5032CFXAM)

270W Peak (90W RMS) 5.25" Reference Series 2 Way Coaxial 3-ohm Speakers

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270W Peak (90W RMS) 5.25" Reference Series 2 Way Coaxial 3-ohm Speakers

• 135 watts Peak Each, 45 watts RMS Each
• Textile Edge Driven Dome Tweeters
• Polypropylene cone material
• Impedance: 3 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 multiple locations in your LS400
  • Lower Front Door
  • Rear Door
List price $130.00
-42% $74.99 /pair

In stock

Limited time!

JBL GT7-5C

270W Peak (90W RMS) 5.25" GT7 Series 2 Way Component 4-ohm Speakers

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270W Peak (90W RMS) 5.25" GT7 Series 2 Way Component 4-ohm Speakers

• 135 watts Peak Each, 45 watts RMS Each
• 1-3/16" PEI (Polyetherimide) Edge Driven Dome Tweeters
• Polypropylene 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 multiple locations in your LS400
  • Lower Front Door
  • Rear Door
3
List price $149.95
-20% $119.95 /set

Available

Ships in 10-14 days

MTX PS8C

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: 90.8 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your LS400
  • Rear Deck Center
$379.95 /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

Limited time!

Earthquake Sound F5.25

600W Peak 5.25" Focus Series 2-Way Coaxial 4-ohm Car Speakers

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600W Peak 5.25" Focus Series 2-Way Coaxial 4-ohm Car Speakers

• 300 watts Peak Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 87 dB

Free Speaker Accessory at Checkout!
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VIP Product Get $10.80 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 LS400
  • Lower Front Door
  • Rear Door
List price $120.00
-10% $107.99 /pair

In stock.

Limited time!

Earthquake Sound FC5.2

1000W Peak 5.25" Focus Series 2-Way Component 4-ohm Car Speaker System

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1000W Peak 5.25" Focus Series 2-Way Component 4-ohm Car Speaker System

• 500 watts Peak Each
• 1-1/2" Silk Dome Tweeters
• Poly-Injection cone material
• Impedance: 4 ohm
• Sensitivity: 87 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 multiple locations in your LS400
  • Lower Front Door
  • Rear Door
1
List price $190.00
-21% $149.99 /set

In stock.

DS18 PRO-GM8.4PK

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

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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

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VIP Product Get $11.80 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 LS400
  • Rear Deck Center
$117.95 /pair

In stock.

Infinity Primus PR5012IS (PR5012ISAM)

240W Peak (80W RMS) 5.25" Primus Series 2 Way Coaxial 2.7-ohm Speakers

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240W Peak (80W RMS) 5.25" Primus Series 2 Way Coaxial 2.7-ohm Speakers

• 120 watts Peak Each, 40 watts RMS Each
• Textile Edge Driven Dome tweeters
• Polypropylene cone material
• Impedance: 2.7 ohm
• Sensitivity: 88 dB

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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your LS400
  • Lower Front Door
  • Rear Door
List price $119.95
-54% $54.95 /pair

In stock

American Bass STUDIO 5.25 FR

240W Peak (120W RMS) 5.25" Studio Series 2 Way Coaxial Full Range 4-ohm Speakers (STUDIO-5.25-FR)

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240W Peak (120W RMS) 5.25" Studio Series 2 Way Coaxial Full Range 4-ohm Speakers (STUDIO-5.25-FR)

• 120 watts Peak Each, 60 watts RMS Each
• 1/2" Hard Dome tweeters
• Paper 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 multiple locations in your LS400
  • Lower Front Door
  • Rear Door
List price $101.64
-26% $74.75 /pair

In stock.

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    FAQ for Speakers in 1997 LS400

    Q: Can I upgrade or change the Speakers in 1997 Lexus LS400?

    A: Yes this page includes all the best Speakers that work in your LS400.

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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.