The Skar Audio SDR-8 D4 was designed to deliver hard hitting, low spectrum sound. Featuring a high flux ferrite motor, This versatile 8-inch woofer is conservatively rated at 700 watts Max power. Don't let the size fool you, the SDR-8 D4 is capable of reproducing low end frequencies with authority. The SDR-8 D4 is the perfect solution for a 350-700 Watt daily driver, featuring a 2-inch, high temperature copper voice coil that is attached to a sleek and attractive red spider system. The high roll foam surround and competition grade paper cone found on the SDR-8 D4, allows the woofer to produce riveting low end bass response, that will impress the listener every time It is playing. Dual 4 ohm voice coil configuration, sold each. Spy: 83.7 dB, Frequency Response: 30 Hz - 350 Hz, Re: 3.2 ohms. See more

High Flux Ferrite Motor | Advanced Air Flow Cooling Design. Frequency Response Range: 30 Hz - 350 Hz | Sensitivity: 83.7 dB. High Roll Foam Surround and Competition Grade Pressed Paper Cone. 2" 4-Layer High Temperature Copper Voice Coil. Peak Power: 700 Watts | RMS Power: 350 Watts. 8-Inch Dual 4-ohm Car Subwoofer.