JL Audio HD_STACK_KIT Powersport Audio offering high fidelity in a

offering high fidelity in a full-range configuration

With 12 dB/octave filters: 5

the M3 infinite-baffle subwoofers are designed to operate without a dedicated enclosure and are targeted towards moderate power applications

the MBT-CRXv3 wireless receiver can function as a stand-alone

625 in (16 mm) as this may compromise the rigidity of the enclosure

JL Audio HD_STACK_KIT Powersport Audio offering high fidelity in aAmplifier Stacking Hardware Kit for JL Audio HD and MHD Amplifiers This hardware kit allows you to stack one HD or MHD amplifier onto another. By using multiple kits, it is possible to stack multiple HD and MHD amps. The kit includes four specifically engineered mating bolts, and four threaded, alloy stacking caps.