Concrete Audio Ported Hatchback Subwoofer Enclosure – 12″ Single Ported Box

Take your bass to the next level with the Ported Hatchback Subwoofer Enclosure from Concrete Audio. This ported (bass-reflex) design houses a single 12″ subwoofer, delivering deeper and louder low-frequency output as air moves through the tuned port — ideal for hatchbacks, SUVs, or vehicle installations where space and performance matter.

Constructed with 3/4″ birch wood for durability and acoustic strength, this enclosure also features oxygen-free copper wire screw-in terminal cups for secure electrical connections and poly fill to help smooth internal resonance and improve bass quality. Tested and built with pro-grade materials, this enclosure is optimized for Concrete Audio C1 and C0 series 12″ subwoofers and similar drivers, giving you rich, impactful low end that enhances your listening experience.

Key Features:

• Designed for 1 × 12″ subwoofer

• Ported / bass-reflex design for deeper bass output

• 3/4″ birch wood construction for strong acoustics

• Oxygen-free copper screw-in terminal cups

• Poly fill for resonance control

• Ideal for hatchbacks, SUVs, and custom audio installs

• Optimized for Concrete Audio C1 & C0 series 12″ drivers