With the arrival of our newest shipment of 130mm speaker drivers, we'll be sending each driver out with it's own custom cut foam gasket. The gasket will install on the front of the speaker after it has been installed. This will allow for better resonance control in E36 and Z3...
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.