Sundown Audio 8x SA-12 & Crazy Windshield Flex!

Songs: Hoobastank Ft. DJSNT - The Reason (REBASSED) Trae Tha Truth - I Run This City slowed 26Hz 40Hz Setup: 8x Sundown Audio SA-12´s 4x Focus Acoustics FX-1500d and 0.5 Ohm each 5x75Ah Optima Yellow Top and 48Ah in front ~150kg ..and etc.. and 28Hz still comes 153db..