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Ships within 48 hours · Estimated delivery Sep 17 - Sep 22
Stage 1 E30 octane: up to 28% HP / 27% TQ
Warranty:Â LIFETIME
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Stage One BMW Speaker Upgrade for E93 Convertible with Premium Top Hi-Fi bmw 325i carbon fiber spoiler Stage 1 E30 octane: upGET 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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