Rockford Fosgate M1D4-8B Signal Processors it's four times more effective

it's four times more effective than original Dynamat in reducing noise

Top mounted controls allow easy access to the built-in low pass crossover

The kit also features a Digital Signal Processor with a specific Jeep tune

25" (30 cm x 103 cm x 156 cm)   Overall: 22

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Rockford Fosgate M1D4-8B Signal Processors it's four times more effectiveThe M1D4 8B Color Optix 8 DVC 4 Ohm subwoofers deliver loud, clear, accurate bass, and light the way for your journey! The subwoofers connect with the Rockford Fosgate Color Optix Controller and RF Connect App, allowing you to customize your own color patterns. The Element Ready design and IPX6 certification makes them truly purpose built for marine or motorsport applications where protection from damaging UV rays and water spray is essential. The M1