19881998 GMC Sierra Ext Cab Truck Harmony F124 Dual 12 Sub Box Enclosure New

This Package Includes the Following Items 1 x Custom Dual 12 Chevy CK Extended Cab 8898 Truck Sub Enclosure 2 x Harmony Stereo HAF124 Car Stereo Flatline Series 800 Watt Single 4 Ohm 12 Sub Custom Dual 12 Chevy CK Extended Cab 8898 Truck Sub Enclosure Features Dual 12 8898 Chevy Extended Cab Sub Box Air Space 0.95 Cubic Feet Mounting Depth 612 Sealed Enclosure Dimensions Width 5634 x Front Height 10 x Rear Height 614 x Depth 1314 Constructed with High Quality MDF High Quality Binding Terminal Cup Accepts Banana Terminal Plugs OR Bare Wire up to 10GA High Quality Black Carpet Enclosure installs under rear seat down firing This box fits 1988 1998 Chevy CK Extended Cab 1988 1998 GMC Sierra Extended Cab Harmony Stereo HAF124 Car Stereo Flatline Series 800 Watt Single 4 Ohm 12 Sub Specifications 12 Flatline Series Car Subwoofer Power Handling Peak 800 watts RMS 400 watts Sensitivity 87.3dB Frequency Response 25Hz1.2Hz Mounting Depth 4 12 Mounting Cutout Diameter 11 18 Min Sealed Box Volume Cubic Feet 0.55 Max Sealed Box Volume Cubic Feet 3 Min Vented Box Volume Cubic Feet 1.68 Max Vented Box Volume Cubic Feet 2.25 Single 4 Ohm Features Polypropylene Injection Molded Cone Aluminum Cone Cap Butyl Rubber Surround Tinsel Leads Woven into Spider 2 Copper Voice Coil Steel Basket Ferrite Magnet Kapton Former Material