Stage One BMW Speaker Upgrade for E85/E86 Z4 Roadster/Coupe (No Install Video) 1 SERIES Data-logging hundreds of diagnostic channels

Data-logging hundreds of diagnostic channels

Weight: 1

Connection Type: EV6 (Called US Car Connector) works with AIC and JB4 Controller

Enjoy the convenience

simply drop the bucketless system into the tank

Stage One BMW Speaker Upgrade for E85/E86 Z4 Roadster/Coupe (No Install Video) 1 SERIES Data-logging hundreds of diagnostic channelsGET 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