Vibe BMW Speaker Upgrade OPTISOUNDBMW4X for BMW F80 M3 2014 – 2018 5 channel amplifiers Made from high quality aluminium

Made from high quality aluminium for an improved look and feel

Both Apple CarPlay and Android Auto apps can access the Alpine navigation antenna for highest positioning accuracy

Optional EXTRA COST (10% more) colours are WHITE / YELLOW / OE Matt Black

Maximum front axle weight 1020kg / rear axle weight 1315kg

The Pro-Spacer is available in different versions from 5 to 30 mm width

Vibe BMW Speaker Upgrade OPTISOUNDBMW4X for BMW F80 M3 2014 – 2018 5 channel amplifiers Made from high quality aluminiumPlug and Play BMW speaker upgrade Easiest plug & play installation due to car specific baskets and harnesses, High end crossover with reference curve setup, System can be used as passive or semi active system Specifications OPTISOUNDBMW4x V0 Car Specific Component 2 way, 4" (100mm) 115 watts RMS 345 watts Peak 55 watts Minimum input Sensitivity 90dB Frequency response 55Hz 25kHz Impedance 4 Recommended amplifier: POWERBOX65. 4M V7 We're a genuine UK