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      01-28-2012, 05:57 PM   #4
taibanl
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Drives: 2011 335d
Join Date: Sep 2010
Location: Syracuse

Posts: 3,293
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2011 335d  [0.00]
Base "Stereo" Information

Base "Stereo" Information


E9x audio system overview
Base radio EQ measurement


Due to the DSP (EQ) in the head unit, in order to successfully upgrade, you have two options
  1. Recode OEM HU to HiFi: Thread 2 and Thread 3 (to flatten the Factory EQ, - more details in next post)
  2. Use an aftermarket signal De-EQ device

Harness for Base Audio System
Tweeter sail PN's


Some Upgrade Options
OEM "Alpine" Upgrade:, and also here
Build Date Pre 03/2009 (install pdf)
Build Date 03/2009 on (install pdf)
Monster Alpine HiFi Retrofit Thread (from UK Technical Forum)

Technic's $650 upgrade (also for HiFi cars)


Some base audio specific install threads
Taibanl's Stage 2 Upgrade
Musicar NW P&P upgrade
Base audio upgrade option (plus Factory EQ info)
Base Audio Overhaul plus MS-8
Zapco Reference install by MusicarNW
B33m3r Install (well documented)
2010 328i base Stereo upgrade Level One (lots of pics!) (by MusicarNW)
Musicar Stage 2
(Basic) Blaupunkt P+P amp + Tweeter install
2011 335d Upgrade (by MusicarNW)

Don't make THIS mistake (Why no bass?)

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Last edited by taibanl; 02-22-2012 at 12:32 AM.
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