Ground Zero GZHW 20XSPL-D1 8″ high quality SPL subwoofer Titan Features a large 4” CCAW

Features a large 4” CCAW inside/out voice coil that results in very high efficiency while providing smooth and accurate Mid Range response

It has also become a highly used woofer for extreme car audio installs

Step up your bass performance with the DS18 ZR10

Be sure to calculate your pulley ratio for high RPM or racing applications to ensure the alternator is not over-spun when at high engine RPM

1200 packs power and intelligent flexibility into one beautiful cast aluminum chassis

Ground Zero GZHW 20XSPL-D1 8″ high quality SPL subwoofer Titan Features a large 4” CCAW8 high quality SPL subwoofer with alumiunum cast basket and reinforced paper cone 8 high quality SPL subwoofer Klippel optimized Reinforced paper cone Long stroke compound surround Solid aluminum cast basket 63 mm 2. 5 copper voice coil 2 layer Polycot spider IMPP dust cap with 3D structure logo GZHW 20XSPL D1 Specifications Model High Quality SPL subwoofer Diameter 20 cm 8" Power Handling (RMS SPL.) 700 1500 Watts Impedance 2x 1 Ohms Efficiency 80 dB