Rudiemods MATCH Stage 3 Speaker Upgrade System For BMW 3 Series F30 2014 Onwards Focus Mk4 Lo-Pass (50 Hz to 500

Lo-Pass (50 Hz to 500 Hz) and Hi-Pass (80 Hz) 12 dB crossover filters

Control I / II: - Master Volume - AUX Volume - Subwoofer VolumeMode Switch: - Demo Mode - AUX In - Setup Switch

S-U-MM-I-T Chassis reinforcement equipment improves chassis rigidity & reduces un-wanted chassis flex

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Recommended Box Volume Ported (Litres) 42

Rudiemods MATCH Stage 3 Speaker Upgrade System For BMW 3 Series F30 2014 Onwards Focus Mk4 Lo-Pass (50 Hz to 500Rudiemods MATCH Stage 3 Speaker Upgrade System For BMW 3 Series F30 Sedan 2014 Onwards Package description This is a complete front and rear door and under seat sub woofer speaker upgrade system for the standard BMW speaker system with an additional boot subwoofer and amplifier. As many BMW owner's know, the standard speaker system is not the best and lacks in power and clarity. With our stage 3 speaker package from MATCH you can say good bye to