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DS18 Car Speaker Packages & Bundles for your 2004 Z4 close

Upgrade your vehicle's sound system with DS18's car speaker packages and bundles.

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DS18 PRO-X6.4BM (Pair)

(2) 500W Peak (250W) RMS 6.5” PRO-X Series Mid-Range Loudspeaker with Bullet

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(2) 500W Peak (250W) RMS 6.5” PRO-X Series Mid-Range Loudspeaker with Bullet

• 500 watts Max
• 250 watts RMS
• Non-Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 94 dB
• Mounting Depth: 2.44"

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1
List price $105.90
$102.72

In stock

• 500 watts Max
• 250 watts RMS
• Non-Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 94 dB
• Mounting Depth: 2.44"

DS18 EXL-SQ6.5 (2-Pairs, 4-Total)

1600W Peak (480W RMS) 6.5" EXL Series 2-Way Coaxial Speakers (2-Pairs)

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1600W Peak (480W RMS) 6.5" EXL Series 2-Way Coaxial Speakers (2-Pairs)

• 400 watts Max Each, 120 watts RMS Each
• 1.14" PEI (Polyetherimide) Dome Tweeters
• Glass Fiber cone material
• Impedance: 3 ohm
• Sensitivity: 90 dB
• Mounting Depth: 2.55"

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3
$359.90

In stock

Only 1 Left!

• 400 watts Max Each, 120 watts RMS Each
• 1.14" PEI (Polyetherimide) Dome Tweeters
• Glass Fiber cone material
• Impedance: 3 ohm
• Sensitivity: 90 dB
• Mounting Depth: 2.55"

DS18 PRO-GM6.4PK (2-Pairs, 4-Total)

1920W Peak (560W RMS) 6.5” PRO-GM Series Component Speakers (2-Pairs)

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1920W Peak (560W RMS) 6.5” PRO-GM Series Component Speakers (2-Pairs)

• 480 watts Peak Each, 140 watts RMS Each
• 1" Aluminum Bullet Tweeters
• Impedance: 4 ohm
• Sensitivity: 92 dB

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3
$207.90

In stock

• 480 watts Peak Each, 140 watts RMS Each
• 1" Aluminum Bullet Tweeters
• Impedance: 4 ohm
• Sensitivity: 92 dB

DS18 DX2 (2-Pairs, 4-Total)

1840W Peak (920W) RMS 6.5” DX Series 2-Way Component Speakers w/ Silk Dome Tweeters (2-Pairs)

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1840W Peak (920W) RMS 6.5” DX Series 2-Way Component Speakers w/ Silk Dome Tweeters (2-Pairs)

• 460 watts Max Each, 230 watts RMS Each
• 1.18" Silk Dome Tweeters
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB
• Mounting Depth: 2.85

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Fits your Z4
1
List price $799.90
-25% $599.90

In stock

Only 1 Left!

• 460 watts Max Each, 230 watts RMS Each
• 1.18" Silk Dome Tweeters
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB
• Mounting Depth: 2.85

DS18 ZXI-62C (2-Pairs, 4-Total)

960W Peak (320W RMS) 6.5 ZXI Series 2-Way Component Speakers w/ Silk Dome Tweeters (2-Pairs)

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960W Peak (320W RMS) 6.5 ZXI Series 2-Way Component Speakers w/ Silk Dome Tweeters (2-Pairs)

• 240 watts Peak Each, 80 watts RMS Each
• 1.25" Silk Dome Tweeters
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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Fits your Z4
$335.90

In stock

• 240 watts Peak Each, 80 watts RMS Each
• 1.25" Silk Dome Tweeters
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

DS18 ZXI-44 (2-Pairs, 4-Total)

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

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

• 150 watts Peak Each, 50 watts RMS Each
• 1" PEI (Polyetherimide) Dome Tweeters
• Glass Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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$161.90

In stock

Only 1 Left!

• 150 watts Peak Each, 50 watts RMS Each
• 1" PEI (Polyetherimide) Dome Tweeters
• Glass Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

DS18 ZXI-654 (2-Pairs, 4-Total)

960W Peak (320W RMS) 6.5" ZXI Series 2-Way Coaxial Speakers (2-Pairs)

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960W Peak (320W RMS) 6.5" ZXI Series 2-Way Coaxial Speakers (2-Pairs)

• 240 watts Peak Each, 80 watts RMS Each
• 1" PEI (Polyetherimide) Dome Tweeters
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
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Fits your Z4
$189.90

In stock

Only 2 Left!

• 240 watts Peak Each, 80 watts RMS Each
• 1" PEI (Polyetherimide) Dome Tweeters
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

DS18 ZXI-354 (2-Pairs, 4-Total)

240W Peak (80W RMS) 3.5” ZXI Series Full-Range 4-Ohm Car Speakers (2-Pairs)

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240W Peak (80W RMS) 3.5” ZXI Series Full-Range 4-Ohm Car Speakers (2-Pairs)

• 120 watts Peak Each, 40 watts RMS Each
• Glass Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
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Fits your Z4
3
List price $119.90
$116.30

In stock.

• 120 watts Peak Each, 40 watts RMS Each
• Glass Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB

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    2004 BMW Z4

    2004 Ford Thunderbird

    2002 GMC Sonoma

    2014 Ram 3500

    2004 Buick Rendezvous

    2009 Cadillac STS

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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.