JL Audio XD-RT4-4PAK Marine Subwoofers 6-1/2" or 6-3/4" speakers in

6-1/2" or 6-3/4" speakers in your factory speaker openings

5 in / 318 mm External Depth (D) 10

This highly advanced Subwoofer offers several technologies shared with the flagship W7AE subwoofers to provide powerful advantages in motor linearity and suspension behavior

The RBC-1 kit includes the rotary control with a black ABS knob

JL Audio XD-RT4-4PAK Marine Subwoofers 6-1/2" or 6-3/4" speakers inCrimpable Power Rings for 4 AWG Wire 4 Pack Malleable, pure copper construction Marine grade stannum plating to resist corrosion Two red and two black insulator sleeves are included A professional grade crimping tool is required to properly crimp these rings! Support: USA Limited Warranty: Two (2) years from the original date of purchase Warranty Details