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2008 BMW Z4

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 2008 BMW Z4

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 Z4
334
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

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 Z4
261
List price $72.71
-26% $53.99

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 Z4
236
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 FRING4 Basic Speaker Accessory Kit

2 Piece 4" Self-Adhesive Foam Speaker Ring Baffle Kit with 1.38 Square Feet of Sound Dampening Material (Two 10" x 10" Pieces)

FRING4_SDSK2_ACC_KIT big
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2 Piece 4" 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 Z4
51
List price $37.73
-34% $24.99

In stock

NVX 6.5" Speaker Installation Kit

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

XBAF65, SDSK2, SDRLR1, BTK106 big
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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 Z4
334
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 FRING4 4" Speaker Installation Kit

Includes : 2 Piece Foam Speaker Rings, Door Panel Removal Kit, Sound Deadening and Roller

FRING4, SDSK2, SDRLR1, BTK106 big
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Includes : 2 Piece Foam Speaker Rings, Door Panel Removal Kit, Sound Deadening and Roller

• 2pc Foam Speaker Ring Kit for 4" Drivers with Egg Crate Foam Base
• Creates a tight seal around your speaker for optimum sound quality
• Egg crate foam base helps absorb unwanted echoes and reverberation
• Compatible with 4" speakers
• Reduce door panel vibration

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your Z4
222
List price $71.71
-34% $47.65

In stock

• 2pc Foam Speaker Ring Kit for 4" Drivers with Egg Crate Foam Base
• Creates a tight seal around your speaker for optimum sound quality
• Egg crate foam base helps absorb unwanted echoes and reverberation
• Compatible with 4" speakers
• Reduce door panel vibration

NVX FRING4 Basic Speaker Installation Kit

2 Piece 4" Self-Adhesive Foam Speaker Ring Baffle Kit + 2 Sheets Sound Dampening Material and Roller with 6 Piece Removal Tool Kit

FRING4_K2_R1_06_INST_KIT big
Go to item page Right Arrow Icon of Right Arrow

2 Piece 4" 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 Z4
222
List price $71.71
-33% $47.99

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 Z4
255
List price $87.71
-35% $56.99

In stock

JL Audio C1-100ct (Open Box, Great)

120W RMS 1" C1 Series Silk-suspended Aluminum Dome Component Car Tweeters

C1-100ct big
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120W RMS 1" C1 Series Silk-suspended Aluminum Dome Component Car Tweeters

• 1" C1 Series Silk-suspended Aluminum Dome Tweeters
• 60 watts RMS Each
• 4 ohm Impedance

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 the following location in your Z4
  • Front Door
9
List price $84.99
-15% $72.24 /pair

In stock

JL Audio C1-075ct (Open Box, Great)

100W RMS 3/4" C1 Series Silk-suspended Aluminum Dome Component Car Tweeters

C1-075ct big
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100W RMS 3/4" C1 Series Silk-suspended Aluminum Dome Component Car Tweeters

• 3/4" C1 Series Silk-suspended Aluminum Dome Tweeters
• 50 watts RMS Each
• 6 ohm Impedance

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 the following location in your Z4
  • Front Door
5
List price $74.99
-15% $63.74 /pair

In stock

Rockford Fosgate PRIME R1T-S (Open Box, Great)

160W Peak (80W RMS) 1" PRIME Series Mylar Balanced Dome Car Tweeters

R1T-S big
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160W Peak (80W RMS) 1" PRIME Series Mylar Balanced Dome Car Tweeters

• 1" Prime Series Balanced Dome Tweeters
• 80 watts Peak Each
• 40 watts RMS Each
• 4 ohm Impedance

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 the following location in your Z4
  • Front Door
34
List price $44.99
-15% $38.24 /pair

In stock

Rockford Fosgate Punch P1T-S (Open Box, Great)

240W Peak (120W RMS) 1" Punch Series PEI Car Tweeter Kit with External Crossovers

P1T-S big
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240W Peak (120W RMS) 1" Punch Series PEI Car Tweeter Kit with External Crossovers

• 1" Punch Series Dome Tweeters
• 120 watts Peak Each
• 60 watts RMS Each
• 4 ohm Impedance

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 the following location in your Z4
  • Front Door
17
List price $89.99
-15% $76.49 /pair

In stock

Rockford Fosgate Power T1T-S (Open Box, Great)

300W Peak (150W RMS) 1" Power T1 Series Treated Fabric Dome Component Tweeter Kit with Crossovers

T1T-S big
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300W Peak (150W RMS) 1" Power T1 Series Treated Fabric Dome Component Tweeter Kit with Crossovers

• 1" Power T1 Series Dome Tweeters
• Audiophile grade external crossover
• 150 watts Peak Each
• 75 watts RMS Each
• 4 ohm Impedance

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 the following location in your Z4
  • Front Door
12
List price $229.99
-15% $195.49 /pair

In stock

Rockford Fosgate Power T2T-S (Open Box, Great)

300W Peak (150W RMS) 1" Power T2 Series Aluminum Tweeter Kit with External Crossovers

T2T-S big
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300W Peak (150W RMS) 1" Power T2 Series Aluminum Tweeter Kit with External Crossovers

• 1" Power T2 Series Dome Tweeters with On-Axis/Off-Axis Configuration
• 150 watts Peak Each
• 75 watts RMS Each
• 4 ohm Impedance

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 the following location in your Z4
  • Front Door
6
List price $289.99
-15% $246.49 /pair

In stock

Rockford Fosgate PRIME R1T-S

160W Peak (80W RMS) 1" PRIME Series Mylar Balanced Dome Car Tweeters

R1T-S big
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160W Peak (80W RMS) 1" PRIME Series Mylar Balanced Dome Car Tweeters

• 1" Prime Series Balanced Dome Tweeters
• 80 watts Peak Each
• 40 watts RMS Each
• 4 ohm Impedance

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 the following location in your Z4
  • Front Door
34
$44.99 /pair

In stock

Only 2 Left!

Used from: $38.24

Pioneer TS-T110

240W Peak (80W RMS) 7/8-Inch Hard-Dome Tweeters (Pair)

TS-T110 big
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240W Peak (80W RMS) 7/8-Inch Hard-Dome Tweeters (Pair)

• 120W Max
• 40W RMS
• 7/8" Polypropylene/Titanium Hard Dome
• Surface and flush mount compatible
• Strontium and Magnetic Fluid structure

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 the following location in your Z4
  • Front Door
43
List price $55.00
-9% $50.00 /pair

In stock

Limited time!

Kicker CST204 (46CST204)

200W Peak (100W RMS) 3/4” CS Series 4-ohm Titanium Dome Tweeters

CST20 big
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200W Peak (100W RMS) 3/4” CS Series 4-ohm Titanium Dome Tweeters

• 3/4" CS Series Dome Tweeters
• 100 watts Peak Each
• 50 watts RMS Each
• 4 ohm Impedance

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 the following location in your Z4
  • Front Door
3
List price $79.99
Save 30%
-30% $55.96 /pair

In stock

Used from: $48.99

JL Audio C1-100ct

120W RMS 1" C1 Series 8-ohm Component Dome Tweeters

C1-100ct big
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120W RMS 1" C1 Series 8-ohm Component Dome Tweeters

• 1" C1 Series Silk-suspended Aluminum Dome Tweeters
• 60 watts RMS Each
• 4 ohm Impedance

shipping truck icon Free shipping in USA. Provide zip for delivery date.
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VIP Product Get $8.50 in rewards to spend later

install icon

Install kits available for most vehicles

found car based on your search
Fits the following location in your Z4
  • Front Door
9
$84.99 /pair

In stock

Used from: $72.24
Limited time!

JBL Club 3412T (SPKCB3412TAM)

300W Peak (100W RMS) 3/4" Club Series 3-ohm Dome Tweeters

Club 3412T big
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300W Peak (100W RMS) 3/4" Club Series 3-ohm Dome Tweeters

• 3/4" Club Series Edge Driven Dome Tweeters
• 150 watts Peak Each
• 50 watts RMS Each
• 3 ohm Impedance

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 the following location in your Z4
  • Front Door
List price $129.95
Save $65.00
-50% $64.95 /pair

In stock

• 3/4" Club Series Edge Driven Dome Tweeters
• 150 watts Peak Each
• 50 watts RMS Each
• 3 ohm Impedance

Cerwin-Vega XED1T

1000W Peak (90W RMS) 1” XED Series 4-ohm Piezo Dome Tweeters

XED1T big
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1000W Peak (90W RMS) 1” XED Series 4-ohm Piezo Dome Tweeters

• 1" XED Series Tweeters
• 500 watts Peak Each
• 250 watts RMS Each
• 4 ohm Impedance

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 the following location in your Z4
  • Front Door
19
List price $35.99
-17% $29.99 /pair

In stock

• 1" XED Series Tweeters
• 500 watts Peak Each
• 250 watts RMS Each
• 4 ohm Impedance

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    FAQ for Universal-Fit Audio & Electronics in 2008 Z4

    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 2008 BMW Z4?

    A: Yes this page includes all the best Universal-Fit Audio & Electronics that work in your Z4.

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    • Owner's manual
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    • Vehicle produced after 2005: Inside driver's side door
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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
    • You avoid incompatible radios, speakers, or wiring
    • Installation is smoother, faster, and frustration-free
    • You get the correct accessories the first time

    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.