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JBL GX428 (JBLGX428AM) with Sound Damping

210W Peak (70W RMS) 4" GX Series 2-way 2.3-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

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210W Peak (70W RMS) 4" GX Series 2-way 2.3-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

• 105 watts Peak Each, 35 watts RMS Each
• Edge-driven Soft Dome tweeters with deflector
• Polypropylene Plus One woofer cone material
• Impedance: 2.3 ohm
• Sensitivity: 90 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your GS300
48
$79.94

Available

Ships in 10-14 days

• 105 watts Peak Each, 35 watts RMS Each
• Edge-driven Soft Dome tweeters with deflector
• Polypropylene Plus One woofer cone material
• Impedance: 2.3 ohm
• Sensitivity: 90 dB

Massive Audio MC 10II (Sold Individually) with Sound Damping

800W Peak (400W RMS) 10" MC Series 8-ohm Pro-Audio Midrange Car Speaker + NVX SDBSK2 Premium Sound Damping

MC10II_SDBSK2 big
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800W Peak (400W RMS) 10" MC Series 8-ohm Pro-Audio Midrange Car Speaker + NVX SDBSK2 Premium Sound Damping

• 800 watts Peak Each, 400 watts RMS Each
• Kevlar-Enhanced Paper cone material
• Impedance: 8 ohm
• Sensitivity: 99.2 dB

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your GS300
48
List price $168.73
-20% $134.98

Available

Ships in 10-14 days

• 800 watts Peak Each, 400 watts RMS Each
• Kevlar-Enhanced Paper cone material
• Impedance: 8 ohm
• Sensitivity: 99.2 dB

NVX - Worth the Envy - Direct to Consumer Car Audio

MTX RTX108 (Sold Individually) with Sound Damping

500W Peak (250W RMS) 10" Road Thunder Series 2-way Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

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500W Peak (250W RMS) 10" Road Thunder Series 2-way Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

• 500 watts Peak Each, 250 watts RMS Each
• Treated Paper cone material
• Impedance: 8 ohm
• Sensitivity: 94 dB

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your GS300
51
$124.94

Available

Ships in 10-14 days

• 500 watts Peak Each, 250 watts RMS Each
• Treated Paper cone material
• Impedance: 8 ohm
• Sensitivity: 94 dB

DS18 PRO-NEO10R with Speaker Accessories

1000W RMS 10" 4-Ohms Coaxial Speakers with Sound Dampening, Roller, and Panel Removal Kit

(2)PRO-NEO10R, SDSK2, SDRLR1, BTK106 big
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1000W RMS 10" 4-Ohms Coaxial Speakers with Sound Dampening, Roller, and Panel Removal Kit

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

shipping truck icon Free shipping in USA. Provide zip for delivery date.
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Install kits available for most vehicles

found car based on your search
Fits your GS300
140
List price $532.62
-5% $508.04

Available

Ships in 10-14 days

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

Massive Audio MX4 with Sound Damping

300W Peak (60W RMS) 4" MX Series 2-way 4-ohm Coaxial Car Speakers+ NVX SDBSK2 Premium Sound Damping

MA-MX4_SDBSK2 big
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300W Peak (60W RMS) 4" MX Series 2-way 4-ohm Coaxial Car Speakers+ NVX SDBSK2 Premium Sound Damping

• 150 watts Peak Each, 30 watts RMS Each
• 0.51" Hard diaphragm Dome tweeters with ferro-fluid cooled VC
• Laminate-Treated Paper cone material
• 2 custom painted metal speaker grilles Included
• Impedance: 4 ohm
• Sensitivity: 91.5 dB

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your GS300
49
List price $68.73
-20% $54.98

Available

Ships in 10-14 days

• 150 watts Peak Each, 30 watts RMS Each
• 0.51" Hard diaphragm Dome tweeters with ferro-fluid cooled VC
• Laminate-Treated Paper cone material
• 2 custom painted metal speaker grilles Included
• Impedance: 4 ohm
• Sensitivity: 91.5 dB

Rockford Fosgate Prime R14X2 (Open Box, Great)

120W Peak (60W RMS) 4” Prime Series 2-way 4-ohm Coaxial Car Speaker

R14X2 big
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120W Peak (60W RMS) 4” Prime Series 2-way 4-ohm Coaxial Car Speaker

• 60 watts Peak Each, 30 watts RMS Each
• 1/2" Silk Dome tweeters
• Vacuum polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 85 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
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Install kits available for most vehicles

found car based on your search
Fits multiple locations in your GS300
  • Lower Front Door
  • Rear Door
14
List price $64.99
-15% $55.24 /pair

In stock

Lowest price in 30 days

JL Audio C2-400x (Open Box, Great)

100W Peak (70W RMS) 4” Evolution C2 Series 2-way 4-ohm Coaxial Car Speakers

C2-400X big
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100W Peak (70W RMS) 4” Evolution C2 Series 2-way 4-ohm Coaxial Car Speakers

• 50 watts Peak Each, 35 watts RMS Each
• 0.75" Silk Dome Tweeters
• 2 speaker grilles included
• Mica Injected Polypropylene - MIPP cone material
• Impedance: 4 ohm
• Sensitivity: 87.5 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 multiple locations in your GS300
  • Lower Front Door
  • Rear Door
9
List price $189.99
-26% $140.24 /pair

In stock

NVX NSP4

300W Peak (100W RMS) 4" N-Series 2-Way Coaxial Car Speakers

NSP4 big
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300W Peak (100W RMS) 4" N-Series 2-Way Coaxial Car Speakers

• 150 watts Peak Each, 50 watts RMS Each
• 3/4" Silk Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB
• Mounting Depth: 1.88"

3+ offers available
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 multiple locations in your GS300
  • Lower Front Door
  • Rear Door
25
List price $59.99
-25% $44.99 /pair

In stock

Continue to cart

Available Offers (3) for NVX NSP4
Offer image
Prime Time! Save 25% at Checkout!
List price $59.99
-25% $44.99
$33.74 with coupon | Price details
2026-06-28 23:59:00
Free Speaker Accessory at Checkout!
Purchase $400 or More of NVX and Save 15%!
2026-07-27 11:08:20
Used from: $27.99

NVX VSP4

450W Peak (150W RMS) 4" V-Series 2 Way Coaxial Car Speakers

VSP4 big
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450W Peak (150W RMS) 4" V-Series 2 Way Coaxial Car Speakers

• 225 watts Peak Each, 75 watts RMS Each
• 1" Silk Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB
• Mounting Depth: 2.04"

3+ offers available
shipping truck icon Free shipping in USA. Provide zip for delivery date.
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VIP Product Get $6.00 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 GS300
  • Lower Front Door
  • Rear Door
17
List price $71.99
-17% $59.99 /pair

In stock

Continue to cart

Available Offers (3) for NVX VSP4
Offer image
Prime Time! Save 25% at Checkout!
List price $71.99
-17% $59.99
$44.99 with coupon | Price details
2026-06-28 23:59:00
Free Speaker Accessory at Checkout!
Purchase $400 or More of NVX and Save 15%!
2026-07-27 11:08:20
Used from: $38.49

Infinity Reference REF-4032cfx with Sound Damping

210W Peak (70W RMS) Reference Series 4" 2-Way Car Speakers + NVX SDSK2 Sound Damping

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210W Peak (70W RMS) Reference Series 4" 2-Way Car Speakers + NVX SDSK2 Sound Damping

• 105 watts Peak Each, 35 watts RMS Each
• 1" Textile Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

Save 15% Off Package Deals at Checkout!
found car based on your search
Fits your GS300
49
List price $158.69
-40% $94.98

• 105 watts Peak Each, 35 watts RMS Each
• 1" Textile Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

Limited time!

Infinity Reference REF-4032cfx (REF4032CFXAM)

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

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

• 105 watts Peak Each, 35 watts RMS Each
• 1" Textile Balanced Dome tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

Free Speaker Accessory at Checkout!
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VIP Product Get $8.00 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 GS300
  • Lower Front Door
  • Rear Door
1
List price $139.95
-43% $79.99 /pair

• 105 watts Peak Each, 35 watts RMS Each
• 1" Textile Balanced Dome tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

Limited time!

Kenwood KFC-1098RS

480W Peak (100W RMS) 4" RS Series 2-Way Coaxial 4-ohm Car Speakers

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480W Peak (100W RMS) 4" RS Series 2-Way Coaxial 4-ohm Car Speakers

• 240 watts Peak Each, 50 watts RMS Each
• 1" Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 85 dB

Free Speaker Accessory at Checkout!
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VIP Product Get $10.90 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 GS300
  • Lower Front Door
  • Rear Door
List price $130.00
-16% $109.00 /pair

• 240 watts Peak Each, 50 watts RMS Each
• 1" Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 85 dB

Limited time!

Rockford Fosgate Punch P1V2-4

300W Peak (150W RMS) 4" Punch P1 Series 3 Way Coaxial 4-ohm Speakers

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300W Peak (150W RMS) 4" Punch P1 Series 3 Way Coaxial 4-ohm Speakers

• 150 watts Peak Each, 75 watts RMS Each
• 3/4" Tetolon Inverted Dome tweeters
• 3/8" Polypropylene-Piezo super tweeters
• Mica reinforced Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

Free Speaker Accessory at Checkout!
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VIP Product Get $16.00 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 GS300
  • Lower Front Door
  • Rear Door
List price $215.99
Save $56.00
-26% $159.99 /pair

• 150 watts Peak Each, 75 watts RMS Each
• 3/4" Tetolon Inverted Dome tweeters
• 3/8" Polypropylene-Piezo super tweeters
• Mica reinforced Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

Limited time!

Kenwood KFC-C1056S

440W Peak (42W RMS) 4" 2-Way Dual Cone 4-ohm Car Speakers

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440W Peak (42W RMS) 4" 2-Way Dual Cone 4-ohm Car Speakers

• 220 watts Peak Each, 21 watts RMS Each
• Polypropylene cone material
• Smaller whizzer cone to extend its frequency response
• Impedance: 4 ohm
• Sensitivity: 88 dB

install icon

Install kits available for most vehicles

found car based on your search
Fits multiple locations in your GS300
  • Lower Front Door
  • Rear Door
1
List price $70.00
Save 44%
-44% $39.00 /pair

• 220 watts Peak Each, 21 watts RMS Each
• Polypropylene cone material
• Smaller whizzer cone to extend its frequency response
• Impedance: 4 ohm
• Sensitivity: 88 dB

Sundown Audio VEX-10 (VEX-104)

500W RMS 10" VEX Series Pro Audio Midrange 4-ohm Speaker (S-VEX104)

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500W RMS 10" VEX Series Pro Audio Midrange 4-ohm Speaker (S-VEX104)

• 500 watts RMS Each
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 96.6 dB

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VIP Product Get $32.00 in rewards to spend later

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Install kits available for most vehicles

found car based on your search
Fits your GS300
List price $383.99
-17% $319.99

• 500 watts RMS Each
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 96.6 dB

PRV Audio 10MR650A

650W Peak (325W RMS) 10" Alto Series Pro Audio Midrange 8-ohm Car Speaker

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650W Peak (325W RMS) 10" Alto Series Pro Audio Midrange 8-ohm Car Speaker

• 650 watts Peak Each, 325 watts RMS Each
• Non-Pressed Paper cone material
• Impedance: 8 ohm
• Sensitivity: 97.5 dB

install icon

Install kits available for most vehicles

found car based on your search
Fits your GS300
List price $107.39
-20% $85.91

• 650 watts Peak Each, 325 watts RMS Each
• Non-Pressed Paper cone material
• Impedance: 8 ohm
• Sensitivity: 97.5 dB

Infinity Reference REF-4032cfx (2-Pairs, 4-Total)

420W Peak (140W RMS) Reference Series 4" 2-Way Car Speakers (2-Pairs)

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420W Peak (140W RMS) Reference Series 4" 2-Way Car Speakers (2-Pairs)

• 105 watts Peak Each, 35 watts RMS Each
• 1" Textile Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

Save 15% Off Package Deals at Checkout!
found car based on your search
Fits your GS300
1
List price $279.90
-43% $159.98

• 105 watts Peak Each, 35 watts RMS Each
• 1" Textile Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

JVC CS-DR421 (2-Pairs, 4-Total)

880W Peak (140W RMS) 4" DRVN Series 2-Way Coaxial Car Speakers (2-Pairs)

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880W Peak (140W RMS) 4" DRVN Series 2-Way Coaxial Car Speakers (2-Pairs)

• 220 watts Peak Each, 35 watts RMS Each
• 1" Polymide Balanced Dome Tweeters
• Carbon Mica cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

found car based on your search
Fits your GS300
List price $238.00
-17% $198.00

• 220 watts Peak Each, 35 watts RMS Each
• 1" Polymide Balanced Dome Tweeters
• Carbon Mica cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

Kenwood KFC-C1056S (2-Pairs, 4-Total)

880W Max (82W RMS) 4" 2-Way Coaxial Car Speakers (2-Pairs)

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880W Max (82W RMS) 4" 2-Way Coaxial Car Speakers (2-Pairs)

• 220 Watts Max Each, 21 Watts RMS Each
• Dual Cone Design
• Polypropylene Cone
• 4 ohm Impedance
• Sensitivity: 88 dB
• Mounting Depth: 1-11/16"

found car based on your search
Fits your GS300
1
List price $140.00
-44% $78.00

• 220 Watts Max Each, 21 Watts RMS Each
• Dual Cone Design
• Polypropylene Cone
• 4 ohm Impedance
• Sensitivity: 88 dB
• Mounting Depth: 1-11/16"

Infinity Reference REF-4032CFX with Installation Accessories

70W RMS Reference Series 4" 2-Way Speakers with Speaker Baffles, Sound Damping, Roller, and Panel Removal Kit

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70W RMS Reference Series 4" 2-Way Speakers with Speaker Baffles, Sound Damping, Roller, and Panel Removal Kit

• 105 watts Peak Each, 35 watts RMS Each
• Textile Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

Save 15% Off Package Deals at Checkout!
install icon

Install kits available for most vehicles

found car based on your search
Fits multiple locations in your GS300
  • Lower Front Door
  • Rear Door
118
List price $212.66
-45% $117.75 /pair

• 105 watts Peak Each, 35 watts RMS Each
• Textile Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

NVX - Worth the Envy - Direct to Consumer Car Audio

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    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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    FAQ for Speakers in 2000 GS300

    Q: Can I upgrade or change the Speakers in 2000 Lexus GS300?

    A: Yes this page includes all the best Speakers that work in your GS300.

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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.