Pay in 4 interest-free payments of $112.38 Learn more
Ships within 48 hours · Estimated delivery Aug 27 - Sep 1
Connects to flex fuel sensor: Yes
Exhaust Burble adjustments on any map (OTS & Custom)
Stage 2Â Pump flow 72psi (5bar):Â 2
No wires to cut or splice
That's why we engineered the Ghost Underseat Subwoofer Upgrade System to perfectly and seamless match our legendary Stage One Speaker Upgrade Kit and Revenant Amplifier Upgrade
Stage One BMW Speaker Upgrade for F31 with Harman Kardon G14 850 N63 Connects to flex fuel sensor:GET 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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