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Pioneer TS-A4103

240W Peak (70W RMS) 4x10" 2-Way A-Series Coaxial Speakers

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240W Peak (70W RMS) 4x10" 2-Way A-Series Coaxial Speakers

• Peak Power: 120W
• RMS Power: 35W
• IMPP Composite Cone Woofer
• 1-5/8" Cone Tweeter

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found car based on your search
Fits the following location in your 1968 GS 400
  • Center Dash
25
Was $145.00 Details
$89.99 /pair

In stock

• Peak Power: 120W
• RMS Power: 35W
• IMPP Composite Cone Woofer
• 1-5/8" Cone Tweeter

Lowest price in 30 days

Pioneer TS-A462F

420W Peak (60W RMS) 4x6" A-Series 3-Way Coaxial Car Speakers

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420W Peak (60W RMS) 4x6" A-Series 3-Way Coaxial Car Speakers

• 210 watts Peak Each, 30 watts RMS Each
• 3/8 PET Dome Tweeters
• Carbon Mica reinforced IMPP in moonstone gray cone material
• Impedance: 4 ohms
• Sensitivity: 88 dB

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Up to $10 savings on install accessories you need

found car based on your search
Fits the following location in your 1968 GS 400
Was $110.00 Details
$74.95 /pair

In stock

• 210 watts Peak Each, 30 watts RMS Each
• 3/8 PET Dome Tweeters
• Carbon Mica reinforced IMPP in moonstone gray cone material
• Impedance: 4 ohms
• Sensitivity: 88 dB

NVX NSP46

300W Peak (100W RMS) 4x6" 2-Way N-Series Coaxial Car Speakers with 20mm Silk Dome Tweeters

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300W Peak (100W RMS) 4x6" 2-Way N-Series Coaxial Car Speakers with 20mm Silk Dome Tweeters

• 150 watts Peak Each, 50 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 86 dB
• Mounting Depth: 1.81"

Save 10% with coupon
shipping truck icon Free shipping in USA. Provide zip for delivery date.
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Up to $10 savings on install accessories you need

found car based on your search
Fits the following location in your 1968 GS 400
30
Was $49.99 Details
$39.99 /pair

In stock

• 150 watts Peak Each, 50 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 86 dB
• Mounting Depth: 1.81"

Kenwood KFC-415C

320W Peak (110W RMS) 4x10" Performance Series 2-way Coaxial Car Speakers

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320W Peak (110W RMS) 4x10" Performance Series 2-way Coaxial Car Speakers

• 160W Max / 40W RMS
• Polyamide Balanced Dome Tweeter
• Injection-Molded Polypropylene Cone
• 8.2 oz. Magnet Structure

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found car based on your search
Fits the following location in your 1968 GS 400
  • Center Dash
24
Was $120.00 Details
$79.99 /pair

In stock

• 160W Max / 40W RMS
• Polyamide Balanced Dome Tweeter
• Injection-Molded Polypropylene Cone
• 8.2 oz. Magnet Structure

Boss CH4630

500W Peak (250W RMS) 4x6" Chaos Exxtreme Series 3-Way Coaxial Car Speakers

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500W Peak (250W RMS) 4x6" Chaos Exxtreme Series 3-Way Coaxial Car Speakers

• 250 watts Peak Each, 125 watts RMS Each
• 1" Piezoelectric Dome Tweeters
• Poly injected cone material
• Impedance: 4 ohms
• Sensitivity: 90 dB

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Up to $10 savings on install accessories you need

found car based on your search
Fits the following location in your 1968 GS 400
43
Was $44.99 Details
$27.99 /pair

In stock

• 250 watts Peak Each, 125 watts RMS Each
• 1" Piezoelectric Dome Tweeters
• Poly injected cone material
• Impedance: 4 ohms
• Sensitivity: 90 dB

Metra 82-4601

4" X 6" Speaker Adapter for 4" X 10" Factory Location for select 1958-2003 vehicles from Chevrolet, GMC, Buick

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4" X 6" Speaker Adapter for 4" X 10" Factory Location for select 1958-2003 vehicles from Chevrolet, GMC, Buick

• Speaker Adapter
• Made specifically for replacing factory 4" x 10" speakers with aftermarket 4" x 6" speakers
• Color: Black
• All brackets included
• Compatible with select 1958-2003 vehicles from Chevrolet, GMC, Buick Vehicles

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found car based on your search
This speaker adapter fits your 1968 GS 400
  • Center Dash 4" x 10" Center Channel
Was $10.99 Details
$9.99

In stock

Only 3 Left!

• Speaker Adapter
• Made specifically for replacing factory 4" x 10" speakers with aftermarket 4" x 6" speakers
• Color: Black
• All brackets included
• Compatible with select 1958-2003 vehicles from Chevrolet, GMC, Buick Vehicles

Cerwin Vega H7410

640W Max (100W RMS) 4x10" HED Series 2-Way Coaxial Car Speakers

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640W Max (100W RMS) 4x10" HED Series 2-Way Coaxial Car Speakers

• 320 watts Peak Each, 50 watts RMS Each
• 1" PEI (Polyetherimide) Balanced Dome Tweeters
• Graphite-injected reinforced spun cone material
• Impedance: 4 ohms
• Sensitivity: 86.5 dB

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found car based on your search
Fits the following location in your 1968 GS 400
  • Center Dash
12
$59.99 /pair

In stock

• 320 watts Peak Each, 50 watts RMS Each
• 1" PEI (Polyetherimide) Balanced Dome Tweeters
• Graphite-injected reinforced spun cone material
• Impedance: 4 ohms
• Sensitivity: 86.5 dB

Hifonics ZS46CX

400W Peak (80W RMS) Zeus Series 4x6" Zeus Series 2-Way Coaxial Car Speakers

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400W Peak (80W RMS) Zeus Series 4x6" Zeus Series 2-Way Coaxial Car Speakers

• 200 Watts Max Each, 40 Watts RMS Each
• 1" Neo-Mylar Soft Dome Tweeter
• Alpha-Cellulose mid-woofer cone material
• 4 Ohms Impedance
• Sensitivity: 88dB
• CEA-426B compliant speakers

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Up to $1 savings on install accessories you need

found car based on your search
Fits the following location in your 1968 GS 400
19
Was $24.99 Details
$22.99 /pair

In stock

• 200 Watts Max Each, 40 Watts RMS Each
• 1" Neo-Mylar Soft Dome Tweeter
• Alpha-Cellulose mid-woofer cone material
• 4 Ohms Impedance
• Sensitivity: 88dB
• CEA-426B compliant speakers

Rockford Fosgate Power T1462

180W Peak (90W RMS) 4x6” Power Series 2-Way Coaxial Speakers

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180W Peak (90W RMS) 4x6” Power Series 2-Way Coaxial Speakers

• 90 watts Peak Each, 45 watts RMS Each
• 1" Aluminum Dome Tweeters
• Carbon Fiber cone material
• Impedance: 4 ohms
• Sensitivity: 85.5 dB

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Up to $10 savings on install accessories you need

found car based on your search
Fits the following location in your 1968 GS 400
15
$129.99 /pair

In stock

• 90 watts Peak Each, 45 watts RMS Each
• 1" Aluminum Dome Tweeters
• Carbon Fiber cone material
• Impedance: 4 ohms
• Sensitivity: 85.5 dB

Pioneer TS-G4620S

400W Max (60W RMS) 4x6" G-Series 2-Way Coaxial Car Speakers

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400W Max (60W RMS) 4x6" G-Series 2-Way Coaxial Car Speakers

• 200W Max Each / 30W RMS Each
• 1-3/16" Balanced Dome Tweeter
• Injection Molded Polypropylene Cone
• 4 ohms Impedance
• Sensitivity: 89dB
• Mounting Depth: 1-5/8"

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Up to $1 savings on install accessories you need

found car based on your search
Fits the following location in your 1968 GS 400
4
Was $65.00 Details
$49.99 /pair

In stock

• 200W Max Each / 30W RMS Each
• 1-3/16" Balanced Dome Tweeter
• Injection Molded Polypropylene Cone
• 4 ohms Impedance
• Sensitivity: 89dB
• Mounting Depth: 1-5/8"

Rockford Fosgate Punch P142

120W MAX (60W RMS) 4" Punch Series 2-Way Coaxial Car Speakers

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120W MAX (60W RMS) 4" Punch Series 2-Way Coaxial Car Speakers

• 60 watts Peak Each, 30 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome Tweeters
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 86.5 dB

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VIP Product Get $10.00 in rewards to spend later

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Up to $10 savings on install accessories you need

found car based on your search
Fits the following location in your 1968 GS 400
11
$99.99 /pair

In stock

• 60 watts Peak Each, 30 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome Tweeters
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 86.5 dB

Kenwood KFC-4675C

120W Peak (40W RMS) 4x6” 2-Way Car Speakers

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120W Peak (40W RMS) 4x6” 2-Way Car Speakers

• 60 watts Peak Each, 20 watts RMS Each
• 1" Polypropylene Balanced Dome Tweeters
• Injection Molded Polypropylene - IMPP cone material
• Impedance: 4 ohms
• Sensitivity: 90 dB

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Up to $8 savings on install accessories you need

found car based on your search
Fits the following location in your 1968 GS 400
16
Was $110.00 Details
$59.99 /pair

In stock

• 60 watts Peak Each, 20 watts RMS Each
• 1" Polypropylene Balanced Dome Tweeters
• Injection Molded Polypropylene - IMPP cone material
• Impedance: 4 ohms
• Sensitivity: 90 dB

Limited time!

Kicker CSC44 (46CSC44)

150W Peak (50W RMS) 4” CS Series Coaxial Speakers with PEI Dome

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150W Peak (50W RMS) 4” CS Series Coaxial Speakers with PEI Dome

• 75 watts Max Each, 25 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 88 dB
• Mounting Depth: 1/4"

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VIP Product Get $5.60 in rewards to spend later

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Up to $10 savings on install accessories you need

found car based on your search
Fits the following location in your 1968 GS 400
Was $79.99 Details
Save 30.04%
$55.96 /pair

In stock

• 75 watts Max Each, 25 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 88 dB
• Mounting Depth: 1/4"

Kicker DSC4604 (43DSC4604)

120W Peak (30W RMS) 4x6" DS Series 2-Way Coaxial Car Speakers with PEI Dome Tweeter

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120W Peak (30W RMS) 4x6" DS Series 2-Way Coaxial Car Speakers with PEI Dome Tweeter

• 60 watts Max Each, 15 watts RMS Each
• 1/2" PEI (Polyetherimide) Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 88 dB
• Mounting Depth: 5/16"

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VIP Product Get $6.00 in rewards to spend later

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Up to $10 savings on install accessories you need

found car based on your search
Fits the following location in your 1968 GS 400
7
Was $69.99 Details
$59.99 /pair

In stock

• 60 watts Max Each, 15 watts RMS Each
• 1/2" PEI (Polyetherimide) Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 88 dB
• Mounting Depth: 5/16"

Cerwin Vega H746

550W Max (60W RMS) 4x6" HED Series 2-way Coaxial Car speakers

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550W Max (60W RMS) 4x6" HED Series 2-way Coaxial Car speakers

• 275 watts Peak Each, 30 watts RMS Each
• 1" PEI (Polyetherimide) Balanced Dome Tweeters
• Graphite-injected reinforced spun cone material
• Impedance: 4 ohms
• Sensitivity: 86 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
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Up to $10 savings on install accessories you need

found car based on your search
Fits the following location in your 1968 GS 400
8
$54.99 /pair

In stock

• 275 watts Peak Each, 30 watts RMS Each
• 1" PEI (Polyetherimide) Balanced Dome Tweeters
• Graphite-injected reinforced spun cone material
• Impedance: 4 ohms
• Sensitivity: 86 dB

Polk Audio DB462

300W Peak (100W RMS) 4x6” DB+ Series 2-way Car & Marine Coaxial Speakers

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300W Peak (100W RMS) 4x6” DB+ Series 2-way Car & Marine Coaxial Speakers

• 150 watts Peak Each, 50 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 90 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
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Up to $10 savings on install accessories you need

found car based on your search
Fits the following location in your 1968 GS 400
7
Was $99.99 Details
$79.00 /pair

In stock

Only 2 Left!

• 150 watts Peak Each, 50 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 90 dB

Infinity Reference 6432CFX (REF6432CFXAM)

270W Peak (90W RMS) 4x6" Reference Series 2-Way Coaxial Car Speakers

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270W Peak (90W RMS) 4x6" Reference Series 2-Way Coaxial Car Speakers

• 135 watts Peak Each, 45 watts RMS Each
• Textile Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohms
• Sensitivity: 92 dB

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Up to $10 savings on install accessories you need

found car based on your search
Fits the following location in your 1968 GS 400
2
Was $139.95 Details
$79.99 /pair

In stock

• 135 watts Peak Each, 45 watts RMS Each
• Textile Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohms
• Sensitivity: 92 dB

Crunch CS46CX

500W Max (250W RMS) 4x6" CS Series 2-Way Coaxial Car Speakers

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500W Max (250W RMS) 4x6" CS Series 2-Way Coaxial Car Speakers

• 250W Max each / 125W RMS each
• Neo Mylar Soft Dome Tweeter
• Impedance: 4 ohms
• Cellulose Cone and Rubber Surround

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Up to $5 savings on install accessories you need

found car based on your search
Fits the following location in your 1968 GS 400
8
Was $25.99 Details
$24.99 /pair

In stock

• 250W Max each / 125W RMS each
• Neo Mylar Soft Dome Tweeter
• Impedance: 4 ohms
• Cellulose Cone and Rubber Surround

NVX NSP410

480W Peak (160W RMS) 4x10" N-Series 2-Way Coaxial Car Speakers with 20mm Silk Dome Tweeters

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480W Peak (160W RMS) 4x10" N-Series 2-Way Coaxial Car Speakers with 20mm Silk Dome Tweeters

• 240 watts Peak Each, 80 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 86 dB

Save 10% with coupon
shipping truck icon Free shipping in USA. Provide zip for delivery date.

empty

found car based on your search
Fits the following location in your 1968 GS 400
  • Center Dash
1
Was $89.99 Details
$49.99 /pair

In stock

• 240 watts Peak Each, 80 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohms
• Sensitivity: 86 dB

JBL GX6428

240W Peak (80W RMS) 4"x6" GX Series 3-way Coaxial Speakers

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240W Peak (80W RMS) 4"x6" GX Series 3-way Coaxial Speakers

• 120 watts Peak Each, 40 watts RMS Each
• 1" Edge-driven Polyphenylene Sulfide Soft Dome Tweeters
• Polypropylene cone material
• Impedance: 2.3 ohms
• Sensitivity: 91 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
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Up to $10 savings on install accessories you need

found car based on your search
Fits the following location in your 1968 GS 400
Was $99.99 Details
$45.99 /pair

In stock

• 120 watts Peak Each, 40 watts RMS Each
• 1" Edge-driven Polyphenylene Sulfide Soft Dome Tweeters
• Polypropylene cone material
• Impedance: 2.3 ohms
• Sensitivity: 91 dB

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    why-shoping-with-sonic

    We love people and we're ready to help you! See what separates us from our competition.

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    FAQ for your 1968 GS 400

    Q: Can I upgrade the factory stereo system in my 1968 Buick GS 400?

    A: Yes you can improve your sound in your GS 400 by upgrading your speakers and/or adding an amplifier. You may also be able to update the stereo and main display in your 1968 GS 400 if there is a dash kit and harness solution available.

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