The most powerful BMW under-seat subwoofer in its class: never before has there been more bass - the ultimate sound upgrade for your BMW! Experience rock-hard punches, extremely deep bass runs with unprecedented dynamics and power! The finest materials and speaker know-how from over 40 years meet production quality Made in Germany: a specially newly developed carbon fiber fleece sandwich cone in combination with the large, heavy-duty 63 mm voice coil enables sensational bass performance! The 200 mm (8") Plug & Play BMW under-seat bass speaker has also been equipped with a torsion-resistant die-cast aluminum basket and naturally has the original vehicle-specific connection terminal and the necessary EPDM sealing flanges. The extremely powerful neodymium magnet sits optimally cooled on the torsion-resistant, powder-coated metal grille and has a polished base plate with a large core hole for the best possible cooling. Development and production Made in Germany.