2 - CDT Audio 6" x 9" 180W RMS Carbon Fiber Subwoofer. Frequency Response (In Tuned Enclosure): 48Hz - 3000Hz. Free Air Use Mount in Rear Deck, Large Door or Panel. 6.625" x 9.25" (168.3 mm x 235 mm) Ellipse (Exclusive of Mounting Tabs). 6" x 8.625" (152.4 mm x 219 mm) Ellipse. In order to maintain an inventory of 100%, Brand New, A-Stock, untouched products, all sales are final. We ask that you please be sure you are ordering the correct product. The item "CDT AUDIO CL-69SUB/CF 2 OHM 6X9 180W RMS CARBON FIBER CAR SUBWOOFERS SPEAKERS" is in sale since Thursday, February 9, 2012. This item is in the category "Consumer Electronics\Vehicle Electronics & GPS\Car Audio\Car Subwoofers". The seller is "woofersetc_outlet" and is located in Los Angeles, California.