BMW E46 Speaker Adapter: 6 1/2" to 5 1/4" Kicker Upgrade SET

BMW E46 Speaker Adapter: 6 1/2" to 5 1/4" Kicker Upgrade SET

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€25,00 EUR
€25,00 EUR
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Processing time is 1–3 business days.

Larger items that require extra printing time may take 1–2 additional days.

Estimated delivery times:

  • EU: 5–12 business days
  • USA: 7–15 business days
  • Rest of World: 10–20 business days
  • DHL Express: usually 2–7 business days worldwide

Every order includes a tracking number.

Question about this product?

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E46 speaker adapter set for Kicker 5 1/4" speakers

Upgrade the sound system in your BMW E46 with this custom-designed speaker adapter, allowing you to install Kicker 5 1/4" speakers in the front door of your BMW E46. The OEM speakers are 6 1/2", but this adapter makes it easy to replace them with 5 1/4" Kickers, offering improved sound quality while keeping the installation looking OEM.

Key Features:

Custom-designed for BMW E46: Specifically made for BMW E46 front doors, including the 325Ci (coupe).

Compatible with Kicker 5 1/4" speakers: Allows easy installation of Kicker speakers that are smaller than the OEM 6 1/2" size.

OEM-like installation: The adapter ensures the installation looks factory-installed, maintaining the car's original aesthetic.

Vibration reduction: Recommended to use foam adhesive tape around the edges to seal and reduce any vibrations during use.

Simple and efficient: Designed for a plug-and-play installation with no need for additional modifications.

This speaker adapter is perfect for those who want to upgrade their BMW E46’s sound system with Kicker speakers without compromising the car’s interior look.

Order processing time is up to 3 working days. Each part made individually with care, please be patient and let us craft your order carefully!

BMW E46 Speaker Adapter: 6 1/2" to 5 1/4" Kicker Upgrade SET

€25,00 EUR

  • ACHIEVING

    4.8

    average rating

  • With

    95%

    positive reviews

  • LESS THAN

    3%

    return rate

Does it come with a warranty?

Yes. All our products are covered by a warranty against manufacturing defects.

If your item arrives damaged, cracked, or incorrect due to our error, we will replace it or issue a refund — your choice.

We will request a photo or video to confirm the issue.

Wear from use or installation mistakes is not covered under warranty.

What happens if I don't like it?

No problem — you can return the item within 60 days, as long as it:


  • has not been used or installed,

  • is not damaged,

  • is returned in good condition.

Shipping costs and customs fees are non-refundable, and return shipping is at the customer's expense unless the product is defective.

How fast is shipping?

Processing time is 1–3 business days.

Larger items that require extra printing time may take 1–2 additional days.

Estimated delivery times:


  • EU: 5–12 business days

  • USA: 7–15 business days

  • Rest of World: 10–20 business days

  • DHL Express: usually 2–7 business days worldwide

Every order includes a tracking number.

What's the returns policy?

You can return any unused and undamaged product within 60 days.

Full refunds are provided for the item cost (shipping and customs fees are non-refundable).

If the product is defective or there was an error on our side, we cover return shipping and offer either:

  • a full refund, or
  • a replacement (your choice).

For full details, please refer to our Return & Refund Policy.

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