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Ships within 48 hours · Estimated delivery Aug 31 - Sep 5
13psi boost reference switch (hobbs switch)
(Optional) Off the shelf (OTS) tunes for 91/93 octane
CRYSTAL CLEAR SOUND
ability to add a fuel pressure sensor
Bavsound Coaxial Stage One BMW Speaker Upgrade for i01 i3 with Base Audio / Standard Hi-Fi BMW WHEELS 13psi boost reference switch (hobbsGET 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
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