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home > 8" Marine Infinite-Baffle Subwoofer JL Audio M6, 4Ω 200W RMS, Gunmetal Sport Grille, OEM 010-03275-00 (M6-8IB-S-GmTi-4) > 8" Marine Infinite-Baffle Subwoofer JL Audio M6, 4Ω 200W RMS, Gunmetal Sport Grille, OEM 010-03275-00 (M6-8IB-S-GmTi-4)
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8" Marine Infinite-Baffle Subwoofer JL Audio M6, 4Ω 200W RMS, Gunmetal Sport Grille, OEM 010-03275-00 (M6-8IB-S-GmTi-4)The JL Audio M6 8IB S GmTi 4 is an 8 inch M6 Series marine subwoofer engineered for infinite baffle (free air) installations where a traditional subwoofer enclosure isnt practical. Finished with a Gray Metallic trim ring and a Gunmetal Sport grille with Titanium insert, it delivers tight, controlled low end while standing up to UV and saltwater exposure. OEM JL Audio reference: 010 03275 00 TMP Global SKU: JLM6 8IB S GMTI 4 Key specifications Type:
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The JL Audio M6-8IB-S-GmTi-4 is an 8-inch M6 Series marine subwoofer engineered for infinite-baffle (free-air) installations where a traditional subwoofer enclosure isn’t practical. Finished with a Gray Metallic trim ring and a Gunmetal Sport grille with Titanium insert, it delivers tight, controlled low-end while standing up to UV and saltwater exposure.

OEM JL Audio reference: 010-03275-00
TMP Global SKU: JLM6-8IB-S-GMTI-4

Key specifications

  • Type: Marine subwoofer driver (Infinite-Baffle / Free-Air optimized)
  • Size: 8 in (200 mm)
  • Impedance: 4 Ω (single voice coil)
  • Power handling: 200 W RMS (recommended amplifier range: 50–200 W RMS)
  • Sensitivity: ~86.8 dB (1 W / 1 m)
  • Mounting depth: 5.00 in / 127 mm
  • Mounting hole diameter (cutout): 7.375 in / 187 mm
  • Overall diameter: 8.80 in / 224 mm
  • Minimum air volume behind driver (IB use): ≥ 1.5 cu ft / 42.5 L
  • Recommended enclosure options (if used): sealed 2.0 cu ft (1.5 cu ft min), ported 1.5 cu ft (4 in dia x 13.5 in long port)

Construction & marine-ready features

  • Mica-filled polypropylene cone with synthetic rubber surround for durability and bass control
  • UV-resistant polymer basket and grille components with corrosion-resistant hardware
  • Designed for harsh marine environments (sun, spray, and salt exposure)

Fitment & setup notes

  • Ideal for helm panels, bulkheads, seat bases, and other large-cavity mounting locations.
  • Match amplifier output to 4 Ω and stay within the recommended 50–200 W RMS range.
  • Confirm all measurements (cutout, depth, and grille protrusion) before cutting or ordering.

Note: This version is the non-LED model (no “-i” lighting designation).

8" Marine Infinite-Baffle Subwoofer JL Audio M6, 4Ω 200W RMS, Gunmetal Sport Grille, OEM 010-03275-00 (M6-8IB-S-GmTi-4)

Item no : 81488779512
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