Sundown Audio U-18 D4 18" Subwoofer – 1500W RMS, Dual 4-Ohm, Car Audio Bass Monster

Alright, bass heads, this one's for you.

This is the Sundown Audio U-18 D4, an 18-inch beast of a subwoofer that handles a whopping 1500 watts RMS.

It's a dual 4-ohm voice coil configuration, giving you wiring flexibility to get the perfect load for your amp.

This is a non-enclosed sub, so you'll need to build or buy a proper box to let it breathe.

Sundown Audio is known for hard-hitting, high-output woofers, and the U series is no joke.

It's brand new, still in the package.

If you're building a serious ground-pounder system, this is the foundation you need.

Feel the bass in your bones.