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 (*NOTE: some exceptions apply, noted on that specific product). Simply unbolt and remove the factory component, and plug ours in. Right down to the bolts and factory style plug.