Radios & Electronics for BMW Z4 M Roadster S54 (2003-2008)

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Radio not working? We carry replacement speakers, head units, iDrive components, and anything else you might need to replace on your BMW to get your radio working properly again.

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BavSound Speaker Upgrade - E85/E86
BavSound Speaker Upgrade - E85/E86
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
BavSound - Corporate Logo
T#:637656
Part#: S1.E85/E86
Ships in 10 Business Days
$ 399.00 USD
Free Shipping on orders $49 and up
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$ 399.00 USD
Free Shipping on orders $49 and up
Add to Wish List
Improve your subpar BMW audio system with a premium sound upgrade from BavSound. BavSound is the industry leader in audio upgrades for BMW applications. This audio equipment is 100% plug and play, resulting in effortless installation and OEM finish. Whether you're hoping to future-proof your classic BMW, or improve the quality of your newer BMW, look no further than BavSound!
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Cable Zip Ties - 400 Piece Variety Pack
Cable Zip Ties - 400 Piece Variety Pack
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Schwaben - Corporate Logo
T#:23847547
Part#: 003665SCH01A
In Stock
Sale - Save 10% $ 20.99

This product was last offered at the strikethrough price on
05-03-2026

$ 18.89 USD
Free Shipping on orders $49 and up
Add to Wish List
Sale - Save 10%
$ 20.99

This product was last offered at the strikethrough price on
05-03-2026

$ 18.89 USD
Free Shipping on orders $49 and up
Add to Wish List

This package of 400 black zip ties of various sizes have the strength you need to get the job done.  Organize your wires and make sure they stay there with these strong cables ties.  The 4 inch will hold 18 lbs, 6 inch will hold 40 lbs, and the 8 inch and 12 inch each hold 40 lbs.


Includes:

  • 4 inch
  • 6 inch
  • 8 inch
  • 12 inch
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