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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 multiple locations in your GS400
  • Lower Front Door
  • Rear Door
$64.95 /pair

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

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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your GS400
  • Lower Front Door
  • Rear Door
1
List price $180.00
-17% $149.95 /set

In stock

NVX - Worth the Envy - Direct to Consumer Car Audio

DS18 PRO-X10M

600W Peak (300W RMS) 10" PRO-X Series 8-ohm Mid-Range Loudspeaker

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600W Peak (300W RMS) 10" PRO-X Series 8-ohm Mid-Range Loudspeaker

• 600 watts Peak Each, 300 watts RMS Each
• Non-Pressed 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 your GS400
$89.95

In stock

Only 3 Left!

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 multiple locations in your GS400
  • Lower Front Door
  • Rear Door
2
List price $65.00
Save 25%
-25% $48.99 /pair

In stock

American Bass NEO-10-MR (Sold Individually)

450W Peak (225W RMS) 10" NEO Series Midrange 4-ohm Speaker

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450W Peak (225W RMS) 10" NEO Series Midrange 4-ohm Speaker

• Peak Power: 450 watts
• RMS Power: 225 watts
• Fiber Paper cone material
• Impedance: 4 ohm
• Sensitivity: 98.3 dB

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Install kits available for most vehicles

found car based on your search
Fits your GS400
List price $207.00
-13% $180.79

In stock.

Limited time!

Cerwin Vega CVMPCL10 (Sold Individually)

500W Peak (250W RMS) 10" Stroker Pro Series Full Range 4-ohm Speaker

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500W Peak (250W RMS) 10" Stroker Pro Series Full Range 4-ohm Speaker

• 500 watts Peak, 250 watts RMS
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 95.9 dB

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Install kits available for most vehicles

found car based on your search
Fits your GS400
1
List price $227.99
-17% $189.99

In stock

Used from: $209.99

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 multiple locations in your GS400
  • Lower Front Door
  • Rear Door
$109.99 /pair

In stock.

MTX RTX108 (Sold Individually)

500W Peak (250W RMS) 10" RoadThunder Extreme Series 2-way Coaxial Car Speakers

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500W Peak (250W RMS) 10" RoadThunder Extreme Series 2-way Coaxial Car Speakers

• 500 watts Peak Each, 250 watts RMS Each
• Treated 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 your GS400
3
$109.95

Available

Ships in 10-14 days

DS18 PRO-X4.4BMSL (Sold Individually)

200W Peak (100W RMS) 4" PRO-X Series 8-ohm Shallow-mount Mid-range Speaker

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200W Peak (100W RMS) 4" PRO-X Series 8-ohm Shallow-mount Mid-range Speaker

• 200 watts Peak Each, 100 watts RMS Each
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your GS400
  • Lower Front Door
  • Rear Door
$39.95

In stock.

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 multiple locations in your GS400
  • Lower Front Door
  • Rear Door
List price $119.99
-8% $109.99 /pair

In stock.

Limited time!

DS18 PRO-NEO10SLIM (Sold Individually)

500W Peak (250W RMS) 10" PRO Series Pro Audio Midrange 4-ohm Shallow Loudspeaker

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500W Peak (250W RMS) 10" PRO Series Pro Audio Midrange 4-ohm Shallow Loudspeaker

• 500 watts Peak, 250 watts RMS
• Paper 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 your GS400
$215.95

In stock.

DS18 G4XI

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

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

• 120 watts Peak Each, 40 watts RMS Each
• 1" Mylar Dome Tweeters
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 84 dB

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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your GS400
  • Lower Front Door
  • Rear Door
List price $55.99
-18% $45.95 /pair

In stock.

PRV Audio 4MR60-NDY-4

120W Peak (60W RMS) 4" MR Series Pro Audio Midrange 4-ohm Car Speaker (Sold Individually)

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120W Peak (60W RMS) 4" MR Series Pro Audio Midrange 4-ohm Car Speaker (Sold Individually)

• 120 watts Peak Each, 60 watts RMS Each
• Carbon Fiber 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 multiple locations in your GS400
  • Lower Front Door
  • Rear Door
List price $49.89
-20% $39.91

Available

Ships in 10-14 days

DS18 EXL-SQ4.0

520W Peak (120W RMS) 4" EXL Series 2 Way Coaxial 3-ohm Speakers

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520W Peak (120W RMS) 4" EXL Series 2 Way Coaxial 3-ohm Speakers

• 260 watts Peak Each, 60 watts RMS Each
• 1" PEI (Polyetherimide) Dome Tweeters
• Fiberglass cone material
• Impedance: 3 ohm
• Sensitivity: 85 dB

1+ offers available
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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your GS400
  • Lower Front Door
  • Rear Door
$119.95 /pair

In stock

Continue to cart

Available Offers (2) for DS18 EXL-SQ4.0
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$119.95
$101.96 with coupon | Price details
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DS18 PRO-1.5KP10.8 (Sold individually)

3000W Peak (1500W RMS) 10" PANCADÃO Series Competition Mid-bass 8-ohm Loudspeaker

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3000W Peak (1500W RMS) 10" PANCADÃO Series Competition Mid-bass 8-ohm Loudspeaker

• 3000 watts Peak, 1500 watts RMS
• 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 your GS400
1
$263.95

In stock

DS18 PRO-X4M (Sold Individually)

200W Peak (100W RMS) 4" PRO-X Series 8-ohm Mid-range Speaker

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200W Peak (100W RMS) 4" PRO-X Series 8-ohm Mid-range Speaker

• 200 watts Peak Each, 100 watts RMS Each
• Non-Pressed Paper cone material
• Impedance: 8 ohm
• Sensitivity: 85.7 dB

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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your GS400
  • Lower Front Door
  • Rear Door
$37.95

In stock.

MTX TERMINATOR4

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

TERMINATOR4 big
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120W Peak (60W RMS) 4" Terminator Series 2-Way Coaxial 4-ohm Car Speakers

• 60 watts Peak Each, 30 watts RMS Each
• Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88.1 dB

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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your GS400
  • Lower Front Door
  • Rear Door
List price $64.95
-15% $54.95 /pair

In stock

Only 2 Left!

DS18 PRO-NEO10R

1000W Peak (500W RMS) 10" PRO-NEO Series 4-Ohm Midrange Loudspeaker

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1000W Peak (500W RMS) 10" PRO-NEO Series 4-Ohm Midrange Loudspeaker

• 1000 watts Peak Each, 500 watts RMS Each
• Non-Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 98 dB

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Install kits available for most vehicles

found car based on your search
Fits your GS400
$239.95

Available

Ships in 10-14 days

DS18 10OCT500-8 (Sold Individually)

1000W Peak (500W RMS) 10" Octagonal Series 8-ohm Mid-range Speaker

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1000W Peak (500W RMS) 10" Octagonal Series 8-ohm Mid-range Speaker

• 1000 watts Peak Each, 500 watts RMS Each
• Paper cone material
• Impedance: 8 ohm
• Sensitivity: 100 dB

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Install kits available for most vehicles

found car based on your search
Fits your GS400
$164.95

In stock.

Limited time!

Kicker PS42 (40PS42)

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

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200W Peak (100W RMS) 4” PS Series 2 Way Coaxial 2-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: 2 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 multiple locations in your GS400
  • Lower Front Door
  • Rear Door
List price $149.99
Save $46.03
-31% $103.96 /pair

Available

Ships in 10-14 days

• 100 watts Peak Each, 50 watts RMS Each
• 3/4" Titanium Dome tweeters
• Protective speaker grilles included
• Polypropylene Material
• Impedance: 2 ohm
• Sensitivity: 85.8 dB
• Mounting Depth: 1-11/16"

NVX - Worth the Envy - Direct to Consumer Car Audio

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    FAQ for Speakers in 2000 GS400

    Q: Can I upgrade or change the Speakers in 2000 Lexus GS400?

    A: Yes this page includes all the best Speakers that work in your GS400.

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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.