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2004 Buick Rendezvous

Universal gear includes car amplifiers, subs, and other products that do not install in a specific location or require fitment to integrate with a vehicle.

Universal-Fit Audio for 2004 Buick Rendezvous

When thinking of universal gear, we consider products like a car amp that gives more power to your speakers or subs, cell phone chargers, equalizers and sound processors, rear-seat entertainment and video monitors, as well as dash cameras.

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NVX XBAF65 Silicone Baffle Speaker Installation Kit

2 Piece 6.5" / 6.75" Silicone Rubber Speaker Baffle Kit + 2 Sheets Sound Dampening Material and Roller with 6 Piece Removal Tool Kit

XBAF65_K2_R1_06_INST_KIT big
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2 Piece 6.5" / 6.75" Silicone Rubber Speaker Baffle Kit + 2 Sheets Sound Dampening Material and Roller with 6 Piece Removal Tool Kit

• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Foldable design allows for varying depths

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your Rendezvous
338
List price $87.71
-35% $56.66

In stock

• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Foldable design allows for varying depths

Limited time!

NVX XBAF69 Premium Speaker Accessory Kit

2 Piece Universal 6x9” Silicone Rubber Speaker Baffles with Self Adhesive Foam Base Pad + NVX SDBSK2 Premium Sound Damping

XBAF69_SDBSK2_ACC_KIT big
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2 Piece Universal 6x9” Silicone Rubber Speaker Baffles with Self Adhesive Foam Base Pad + NVX SDBSK2 Premium Sound Damping

• Foldable Silicone with egg crate foam
• Creates a tight seal around your speaker for optimum sound quality
• Waterproof material
• The foam baffles from the competitors will deteriorate over time, while the rubber XBAF69's will last a lifetime

Free Speaker Accessory Kit at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your Rendezvous
97
List price $58.73
-39% $35.99

In stock

NVX XBAF65 Premium Speaker Installation Kit

2 Piece 6.5" / 6.75" Weatherproof Silicone Rubber Speaker Baffle Kit with Sound Damping + Removal Tool Kit and Sound Deadening

XBAF65_K2_05_R2_INST_KIT big
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2 Piece 6.5" / 6.75" Weatherproof Silicone Rubber Speaker Baffle Kit with Sound Damping + Removal Tool Kit and Sound Deadening

• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Foldable design allows for varying depths

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your Rendezvous
257
List price $87.71
-35% $56.99

In stock

NVX XBAF65 Speaker Baffle Kit + Sound Damping + 6 Piece Panel Removal Kit

Speaker Baffles + Sound Damping + 6 Piece Panel Removal Kit

XBAF65, SDSK2, BTK106 big
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Speaker Baffles + Sound Damping + 6 Piece Panel Removal Kit

• Foldable Silicone with egg crate foam
• Creates a tight seal around your speaker for optimum sound quality
• Waterproof material
• The foam baffles from the competitors will deteriorate over time, while the rubber XBAF65's will last a lifetime

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your Rendezvous
238
List price $72.72
-39% $44.07

In stock

• Foldable Silicone with egg crate foam
• Creates a tight seal around your speaker for optimum sound quality
• Waterproof material
• The foam baffles from the competitors will deteriorate over time, while the rubber XBAF65's will last a lifetime

NVX FRING65 Basic Speaker Installation Kit

2 Piece 6.5" / 6.75" Self-Adhesive Foam Speaker Ring Baffle Kit + 2 Sheets Sound Dampening Material and Roller with 6 Piece Removal Tool Kit

FRING65_K2_R1_06_INST_KIT big
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2 Piece 6.5" / 6.75" Self-Adhesive Foam Speaker Ring Baffle Kit + 2 Sheets Sound Dampening Material and Roller with 6 Piece Removal Tool Kit

• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Easy peel and stick installation

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your Rendezvous
265
List price $72.71
-26% $53.99

In stock

NVX FRING69 Basic Speaker Installation Kit

2 Piece 6x9" Self-Adhesive Foam Speaker Ring Baffle Kit + 2 Sheets Sound Dampening Material and Roller with 6 Piece Removal Tool Kit

FRING69_K2_R1_06_INST_KIT big
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2 Piece 6x9" Self-Adhesive Foam Speaker Ring Baffle Kit + 2 Sheets Sound Dampening Material and Roller with 6 Piece Removal Tool Kit

• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Easy peel and stick installation

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your Rendezvous
234
List price $72.71
-31% $49.99

In stock

NVX FRING69 Basic Speaker Accessory Kit

2 Piece 6x9" Self-Adhesive Foam Speaker Ring Baffle Kit with 1.38 Square Feet of Sound Dampening Material (Two 10" x 10" Pieces)

FRING69_SDSK2_ACC_KIT big
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2 Piece 6x9" Self-Adhesive Foam Speaker Ring Baffle Kit with 1.38 Square Feet of Sound Dampening Material (Two 10" x 10" Pieces)

• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Easy peel and stick installation

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your Rendezvous
61
List price $38.73
-25% $28.99

In stock

NVX XBAF69 Silicone Baffle Speaker Installation Kit

2 Piece Universal 6x9” Silicone Rubber Speaker Baffles w/ Self Adhesive Foam Base Pad + 2 Sheets Sound Dampening Material and Roller with 6 Piece Removal Tool Kit

XBAF69_K2_R1_06_INST_KIT big
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2 Piece Universal 6x9” Silicone Rubber Speaker Baffles w/ Self Adhesive Foam Base Pad + 2 Sheets Sound Dampening Material and Roller with 6 Piece Removal Tool Kit

• Foldable Silicone with egg crate foam
• Creates a tight seal around your speaker for optimum sound quality
• Waterproof material
• The foam baffles from the competitors will deteriorate over time, while the rubber XBAF69's will last a lifetime

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your Rendezvous
270
List price $92.71
-38% $57.56

In stock

• Foldable Silicone with egg crate foam
• Creates a tight seal around your speaker for optimum sound quality
• Waterproof material
• The foam baffles from the competitors will deteriorate over time, while the rubber XBAF69's will last a lifetime

NVX XBAF69 Speaker Baffle Kit + NVX Sound Damping + 6 Piece Panel Removal Kit

Silicone Rubber Construction, Designed for 6" x 9" Speakers (Pair) with Sound Dampening and Panel Removal Took Kit

XBAF69, SDSK2, BTK106 big
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Silicone Rubber Construction, Designed for 6" x 9" Speakers (Pair) with Sound Dampening and Panel Removal Took Kit

• Foldable Silicone with egg crate foam
• Creates a tight seal around your speaker for optimum sound quality
• Waterproof material
• The foam baffles from the competitors will deteriorate over time, while the rubber XBAF69's will last a lifetime

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your Rendezvous
170
List price $77.72
-42% $44.97

In stock

• Foldable Silicone with egg crate foam
• Creates a tight seal around your speaker for optimum sound quality
• Waterproof material
• The foam baffles from the competitors will deteriorate over time, while the rubber XBAF69's will last a lifetime

NVX XBAF69 6x9" Speaker Installation Kit

6x9" Speaker Baffles, Sound Dampening, Roller, and Door Panel Removal Kit

XBAF69, SDSK2, SDRLR1, BTK106 big
Go to item page Right Arrow Icon of Right Arrow

6x9" Speaker Baffles, Sound Dampening, Roller, and Door Panel Removal Kit

• Foldable Silicone with egg crate foam
• Creates a tight seal around your speaker for optimum sound quality
• Waterproof material
• The foam baffles from the competitors will deteriorate over time, while the rubber XBAF69's will last a lifetime

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your Rendezvous
189
List price $92.71
-49% $47.26

In stock

• Foldable Silicone with egg crate foam
• Creates a tight seal around your speaker for optimum sound quality
• Waterproof material
• The foam baffles from the competitors will deteriorate over time, while the rubber XBAF69's will last a lifetime

NVX 6.5" Speaker Installation Kit

Silicone 6.5" Speakers Baffles, Sound Dampening, Roller, and Door Panel Removal Kit

XBAF65, SDSK2, SDRLR1, BTK106 big
Go to item page Right Arrow Icon of Right Arrow

Silicone 6.5" Speakers Baffles, Sound Dampening, Roller, and Door Panel Removal Kit

• Foldable Silicone with egg crate foam
• Creates a tight seal around your speaker for optimum sound quality
• Waterproof material
• The foam baffles from the competitors will deteriorate over time, while the rubber XBAF65's will last a lifetime

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your Rendezvous
338
List price $87.71
-34% $58.16

In stock

• Foldable Silicone with egg crate foam
• Creates a tight seal around your speaker for optimum sound quality
• Waterproof material
• The foam baffles from the competitors will deteriorate over time, while the rubber XBAF65's will last a lifetime

NVX XBAF69 Premium Speaker Installation Kit

2 Piece Universal 6x9” Silicone Rubber Speaker Baffles with Self Adhesive Foam Base Pad with Sound Damping + Removal Tool Kit and Sound Deadening

XBAF69_K2_05_R2_INST_KIT big
Go to item page Right Arrow Icon of Right Arrow

2 Piece Universal 6x9” Silicone Rubber Speaker Baffles with Self Adhesive Foam Base Pad with Sound Damping + Removal Tool Kit and Sound Deadening

• Foldable Silicone with egg crate foam
• Creates a tight seal around your speaker for optimum sound quality
• Waterproof material
• The foam baffles from the competitors will deteriorate over time, while the rubber XBAF69's will last a lifetime

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your Rendezvous
189
List price $92.71
-37% $57.99

In stock

NVX XBAF65 + XBAF69 + SDBSK2 + Belva BTK105 w/ NVX SDRLR2

2 Piece 6.5" or 6.75" / 6x9" Silicone Rubber Speaker Baffle Kit + Premium Sound Damping + Five Piece Installer's Panel Removal Installation Tool Kit w/ Sound Deadening

XBAF65_XBAF69_SDBSK2X2_BTK big
Go to item page Right Arrow Icon of Right Arrow

2 Piece 6.5" or 6.75" / 6x9" Silicone Rubber Speaker Baffle Kit + Premium Sound Damping + Five Piece Installer's Panel Removal Installation Tool Kit w/ Sound Deadening

• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Foldable design allows for varying depths

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your Rendezvous
306
List price $146.44
-32% $98.94

In stock

• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Foldable design allows for varying depths

Limited time!

NVX NPKG212 Dual 12" Bass Package

1000W Max (500W RMS) Loaded Dual 12" Sub Bass Kit with Slot Ported Box, Monoblock Amp & Remote

NPKG212 big
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1000W Max (500W RMS) Loaded Dual 12" Sub Bass Kit with Slot Ported Box, Monoblock Amp & Remote

• 12" Loaded Dual Subwoofer Enclosure with Amplifier
• 500 watts RMS
• Class D Amplifier
• Variable Bass Boost
• Speaker-Level Inputs
• Wired Remote Bass Level Control

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Universal Icon Universal – fits most vehicles.

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11
List price $419.99
-11% $374.99

In stock

• 12" Loaded Dual Subwoofer Enclosure with Amplifier
• 500 watts RMS
• Class D Amplifier
• Variable Bass Boost
• Speaker-Level Inputs
• Wired Remote Bass Level Control

NVX STBXC16

16 sq. ft. Black Subwoofer Box/Trunk Liner Carpet with Adhesive Backing

STBXC16 big
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16 sq. ft. Black Subwoofer Box/Trunk Liner Carpet with Adhesive Backing

• Extremely durable fabric that will stand up to heavy usage
• Adhesive backing allows for an easier installation process
• Easy to cut, fit, and mold to desired shape or size
• Stain resistant
• Color: Black
• Carpet Thickness: 1/8 inch
• Perfect for subwoofer boxes, car trunk liner or for use as a dash cover

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Universal Icon Universal – fits most vehicles.

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13
List price $49.99
-40% $29.99

In stock

Used from: $24.49

• Extremely durable fabric that will stand up to heavy usage
• Adhesive backing allows for an easier installation process
• Easy to cut, fit, and mold to desired shape or size
• Stain resistant
• Color: Black
• Carpet Thickness: 1/8 inch
• Perfect for subwoofer boxes, car trunk liner or for use as a dash cover

Limited time!

NVX BIR500

500-Amp High Current Dual Battery Isolator and Relay for Car Audio Systems (Handles up to 700-Amp Surge)

BIR500 big
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500-Amp High Current Dual Battery Isolator and Relay for Car Audio Systems (Handles up to 700-Amp Surge)

• 500-Amp continuous / 700-Amp surge
• Ideal for car stereo systems and mobile electronics
• Prevents the main starter battery from draining
• 10V to 16V DC operating range

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Universal Icon Universal – fits most vehicles.

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36
List price $95.99
-17% $79.99

In stock

Used from: $85.99

• 500-Amp continuous / 700-Amp surge
• Ideal for car stereo systems and mobile electronics
• Prevents the main starter battery from draining
• 10V to 16V DC operating range

NVX NBTERM2

Square Push Style Outer Design Terminal Cups With Chrome-Plated Contacts

NBTERM2 big
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Square Push Style Outer Design Terminal Cups With Chrome-Plated Contacts

• Universal Square Chrome-plated Terminal Cup for Speaker & Subwoofer boxes
• Chrome-plated contacts for optimal signal transfer
• Screw binding posts for a tight secure connection
• Positive (Red) and negative (Black) indicators to ensure proper wiring
• Easy to install and use

shipping truck icon Free shipping in USA. Provide zip for delivery date.
11
List price $9.99
-30% $6.99

In stock

• Universal Square Chrome-plated Terminal Cup for Speaker & Subwoofer boxes
• Chrome-plated contacts for optimal signal transfer
• Screw binding posts for a tight secure connection
• Positive (Red) and negative (Black) indicators to ensure proper wiring
• Easy to install and use

Limited time!

NVX XEQ7

7-Band Graphic Equalizer with Dual Auxiliary Input

XEQ7 big
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7-Band Graphic Equalizer with Dual Auxiliary Input

• 7 band-Band Graphic Equalizer
• 3 Sets of preamp outputs (front, rear and subwoofer)
• 7 volts Max preamp outputs
• Subwoofer frequency and level control
• Gold-plated RCA level inputs

Independance Deals Save 10% at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

251
List price $89.99
-44% $49.99

In stock

Used from: $45.99

• 7 band-Band Graphic Equalizer
• 3 Sets of preamp outputs (front, rear and subwoofer)
• 7 volts Max preamp outputs
• Subwoofer frequency and level control
• Gold-plated RCA level inputs

Limited time!

NVX XW1850BL

50 ft 18-Gauge EnvyFlex True Spec Oxygen-Free Copper Remote Wire (Blue)

XW1850BL big
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50 ft 18-Gauge EnvyFlex True Spec Oxygen-Free Copper Remote Wire (Blue)

• 50 feet 18 gauge Remote Wire
• OFC (100% Oxygen-Free Copper) material
• Color: Blue

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

Universal Icon Universal – fits most vehicles.

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19
List price $19.98
-40% $11.99

In stock

• 50 feet 18 gauge Remote Wire
• OFC (100% Oxygen-Free Copper) material
• Color: Blue

NVX XBG3PK

1/0 Gauge 100% OFC (Oxygen Free Copper) Big 3 Upgrade Kit for Audio Sytems Up to 350 Amps

XBG3PK big
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1/0 Gauge 100% OFC (Oxygen Free Copper) Big 3 Upgrade Kit for Audio Sytems Up to 350 Amps

• Upgrade Your Factory Power and Ground Wire
• Perfect for Dealing with Dimming Lights
• Improve the Efficiency of Your Vehicle's Electrical System
• Use for Systems 350A or Less
• Includes All Necessary Wiring
• Ring Terminals are Pre-Connected to Power and Ground Wire

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

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

91
List price $119.99
-8% $109.99

In stock

Used from: $145.99

• Upgrade Your Factory Power and Ground Wire
• Perfect for Dealing with Dimming Lights
• Improve the Efficiency of Your Vehicle's Electrical System
• Use for Systems 350A or Less
• Includes All Necessary Wiring
• Ring Terminals are Pre-Connected to Power and Ground Wire

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    FAQ for Universal-Fit Audio & Electronics in 2004 Rendezvous

    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 2004 Buick Rendezvous?

    A: Yes this page includes all the best Universal-Fit Audio & Electronics that work in your Rendezvous.

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    Identify your vehicle and submodel details
    • Owner's manual
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    • Vehicle produced after 2005: Inside driver's side door
    • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
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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.