M1D4-8, 20 cm 2x4 Ohm subwoofer, Rockford Fosgate The M1D4-8 Color Optix™ 8” DVC 4-Ohm subwoofers de..

M1D4-8B, 20 cm 2x4 Ohm subwoofer, Rockford Fosgate The M1D4-8B Color Optix™ 8” DVC 4-Ohm subwoofers ..

M2D2-10I, 25 cm 2x2 Ohm subwoofer, Rockford Fosgate The M2D2-10I Color Optix™ 10” DVC 2-Ohm infinite..

M2D2-10IB-G2, 25 cm 2x2 Ohm subwoofer, Rockford Fosgate The second generation M2 10-inch subwoofers ..

M2D2-10SB, 25 cm 2x2 Ohm subwoofer, Rockford Fosgate The M2D2-10SB is a 10” DVC 2-Ohm Color Optix™ s..

M2D2-12I, 30 cm 2x2 Ohm subwoofer, Rockford Fosgate The M2D2-12I Color Optix™ 12” DVC 2-Ohm infinite..

M2D2-12IB, 30 cm 2x2 Ohm subwoofer, Rockford Fosgate The M2D2-12IB Color Optix™ 12” DVC 2-Ohm infini..

M2D2-12S, 30 cm 2x2 Ohm subwoofer, Rockford Fosgate The M2D2-12S Color Optix™ 12” DVC 2-Ohm sealed e..

M2D2-12SB, 30 cm 2x2 Ohm subwoofer, Rockford Fosgate The M2D2-12SB Color Optix™ 12” DVC 2-Ohm sealed..

M2D4-10I, 25 cm 2x4 Ohm subwoofer, Rockford Fosgate The M2D4-10I Color Optix™ 10” DVC 2-Ohm infinite..