Sundown Audio Xv3 18 inch Dual 2 ohm Subwoofer X Series(2000 watts) Matrix while still performing well in

while still performing well in both sealed and ported enclosures

powerful bass that blends seamlessly with your mids and highs

The SIA 1750 also runs cooler because of Sundown Audio's latest fan upgrades

The F4 is an exact duplicate of the very popular NXL-400

Sundown Audio Xv3 18 inch Dual 2 ohm Subwoofer X Series(2000 watts) Matrix while still performing well inThe X v. 3 series is the entry into the Sundown Audio ultra high excursion suspension and frame designs. They all feature our custom tooled and patented frames (US Patent Numbers D691596, D691597, D691598, and D741841). We mate these new platforms to a triple stacked 225mm (8. 86) diameter motor structure featuring a hyper extended pole and extreme clearances (allowing up to 4 p p travel before mechanical bottom). This motor drives a 3 diameter 4