i have a factory modified mmats d300hc!!!!!! i had 6 10" JL W0, but that wasnt loud enough, so i went to 4 new 12" kicker L5's...... i hit 149.5 last week................ i also collect car audio, its funny you posted this............. i dont like to boast ...... alpine is nice, and those new JL class D amps are off the hook...... nice catch!!!