ISUB BMW4 T-Harness Its compact design allows it

Its compact design allows it to fit under most car seats

with tuning designed to concentrate SPL in the lowest frequency range

for high power handling and perfectly rendered highs

300 has been taken care of

ISUB BMW4 T-Harness Its compact design allows itISUB BMW 4 is a subwoofer that delivers powerful bass, thanks in part to its neodymium motor, a high performance Focal technology. With the ISUB BMW 4, sound is natural and installation quick, thanks to the spacer integrated into the chassis, which allows perfect integration into original locations. Thanks to its 4 Ohms impedance, it's ideal for use with your original amplification. KEY POINTS Quick installation No wires to cut, no modifications 100%