BSW needs cars (SoCal ONLY) for product development and we are happy to give away a Stage 1 Audio Upgrade absolutely FREE for anyone willing to donate their time / vehicle. Vehicles we need: * E90/E92/E93 w/ Individual Audio (DIRAC) * E60 w/ Individual Audio (DIRAC) * 2010+ E90/E92/E93 w/...
Why we're different
SO SIMPLE YOU CAN DO-IT-YOURSELF
Do-it-yourself installation for every product, even for a novice. No expensive, complex additional wiring, hardware, or equipment required.
100 DAY IN-CAR TRIAL, FREE RETURNS
Install, audition, and fully experience your new audio gear — if you don't love it, we'll cover return shipping and give you a full refund (U.S. Customers only).
100% PLUG AND PLAY
Our products are all completely plug and play. Simply unbolt and remove the factory component, and plug ours in. Right down to the bolts and factory style plug.