Stage One BMW Speaker Upgrade for G20/G80 3 Series with Standard Hi-Fi Electrical which are designed to outperform

which are designed to outperform the factory woofers for both subwoofer and midbass frequencies

Full DME control of injectors: Yes

Installation Instructions

Negative is the smaller terminal on your new speaker

Stage One BMW Speaker Upgrade for G20/G80 3 Series with Standard Hi-Fi Electrical which are designed to outperformGET UNBELIEVABLE, CRYSTAL CLEAR SOUND. JUST BY REPLACING YOUR BMW'S SPEAKERS We took your factory BMW speakers and re engineered our upgrade for one thing: clarity. So you can simply swap your original speakers for ours without changing anything else in your audio system, and the result is smooth, natural, yet unbelievably detailed reproduction of your favorite music. PLAY YOUR MUSIC LOUDER. AND ENJOY EVERY NOTE: We engineered the Stage One speakers