BSW Stage I Audio Upgrade Review?
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02-04-2012, 01:24 PM
Drives: E91 XDrive
Join Date: Jan 2008
Location: portland oregon
Our Stage 1 Audio Upgrade is not compatible with aftermarket amplifiers.
Now THAT is some useful information!
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OE-Look Enclosures for F30/F80, F32/F82, and more!
Ask about our bolt-in audio upgrades for BMW.
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