Vibe BMW Speaker Upgrade OPTISOUNDBMW4X for BMW F30 Sedan 2012 – Front/rear door underseat subwoofer So heat dissipation is almost

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

500 TV lines

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

so ideal for converted T4s / camper versions

Prosport kits are designed to lower the vehicle the following :

Vibe BMW Speaker Upgrade OPTISOUNDBMW4X for BMW F30 Sedan 2012 – Front/rear door underseat subwoofer So heat dissipation is almostPlug 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