Polk Ultramarine 8.8″ Speakers – Smoke

Available: 1 - Same Day Shipping (M-F)
Manufacturer: Polk Audio
Part Number: UMS88SR
UPC: 681787023132
MSRP: $499.99 --- Discount 48%
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M.A.P. $409.99
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Polk Ultramarine 8.8" Speakers - Smoke

Our Price: $259.84

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Ultramarine 8.8″ Speakers – Smoke

Polk’s Ultramarine speakers are designed to produce maximum sound in marine applications.  Featuring “Air Suspension” technology and high-temperature voice coils, the Ultramarine family of speakers will crank up to 250 watts.

These powerful 8.8″ marine speakers have rugged, removable sport grilles that stand up to sunlight and moisture.  Also included is LED lighting built into the cone of the speaker.

Underneath, you’ll find UV-treated silver polypropylene cones, durable surrounds, and cast aluminum baskets.  


  • Air Suspension Design
  • Cast Aluminum Basket
  • High Temp Voice coil
  • Snap On Grille Installation Option

Technical Specifications:

  • 1″ Titanium dome tweeter
  • Sensitivity – 89.4dB
  • Max Power – 250W
  • 125 Watts RMS
  • Cut-out Dimensions – 7-3/8″
  • Mounting Depth – 4-1/6″

In the Box:

  • Two (2) – 2 way speakers
  • Two (2) Trim rings
  • Mounting hardware
  • Installation manual

∗Sold in pairs

WarningWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

SKU: 74615 Categories: ,
Brochure Literature (pdf)
Watts RMS 125
Watts Max 250
Size 8.8"
Mounting Style Flush
QTY Pair
Cutout Size 7.38"


Polk Audio

Polk Audio
Polk Audio Brand Image

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