Vibe BMW Speaker Upgrade OPTISOUNDBMW4X for BMW F30 Sedan 2012 – Front/rear door underseat subwoofer Prosport kits are designed to

Prosport kits are designed to lower the vehicle the following :

Steering wheel control option is included and a powerful 50 x 4 watt amplifier will boost your systems power output

fantastic sound effects such as Augmented Bass Processing or Real Center are implemented as well as a channel-separated Input EQ including Input Signal Analyzer (ISA) for easy analysis and compensation of input signals of OE radios

So heat dissipation is almost negligible thus allowing smallest heat sinks and most compact form factors

5 inch or 63

Vibe BMW Speaker Upgrade OPTISOUNDBMW4X for BMW F30 Sedan 2012 – Front/rear door underseat subwoofer Prosport kits are designed toPlug 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 Please note if you