Bavsound Stage One Speaker Upgrade for E46 Convertible with Harman Kardon BMW-F32 4 Series-2014 There are two internal injector

There are two internal injector drivers which can be operated from a single or independent tables

VIN External load voltage input (optional) 20 Green

Weight: 14

just use this analogy: with your factory woofers

Bavsound Stage One Speaker Upgrade for E46 Convertible with Harman Kardon BMW-F32 4 Series-2014 There are two internal injectorGET 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