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Ships within 48 hours · Estimated delivery Aug 18 - Aug 23
Peak value recall on gauges
MINI and Rolls Royce vehicles
Our woofers are 10 dB+ louder from 20Hz to 60Hz vs factory woofers
World's First
Nitrous Solenoid Control PWM
Stage One BMW Speaker Upgrade for G02/F98 X4/X4M with Harman Kardon G16 Peak value recall on gaugesGET 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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