Pay in 4 interest-free payments of $118.62 Learn more
Ships within 48 hours · Estimated delivery Aug 20 - Aug 25
including full factory ecu control through our direct pin in wire harness
Installation Instructions
Actual Product Weight:Â
Stage 1 93 octane: up to 16% HP / 26% TQ
Stage One BMW Speaker Upgrade for G15/G22/F92/F93 with Harman Kardon (Non-specific install video) flash tune including full factory ecu controlGET 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
