Subwoofer Box Plans for Dual Sundown Audio SA Series 8" – Ported Enclosure
Build a clean, hard‑hitting ported enclosure for two Sundown Audio SA 8" subwoofers with these precision‑designed subwoofer box plans. Whether you're upgrading a daily driver or putting together a compact, high‑output setup, these plans give you the accuracy, tuning, and performance needed for deep bass, tight response, and reliable output from a small footprint.
Save Money — Build It Yourself
Stop wasting materials and guessing on dimensions. These DIY subwoofer box plans make it simple to build a professional‑grade enclosure at home. Perfect for anyone wanting big bass without paying custom‑shop prices.
What’s Included
- Downloadable ZIP file
- Multiple 3D rendering images
- Detailed spec sheet with subwoofer & enclosure specs
- Professional cut sheet with parts list
- Precision‑designed ported enclosure layout
Designed For
Dual Sundown Audio SA Series 8" Subwoofers
- Woofer Type: (2) Sundown SA 8
- Woofer Size: 8"
- Outside Dimensions: 11”H × 25”W × 16”D
- Tuning: 32Hz
- Optimized for strong low‑end extension and clean daily performance
May work for other 8" woofers — user discretion advised.
Why These Plans Perform
- Optimized specifically for dual Sundown SA 8s
- Designed for deep, accurate bass in a compact dual‑woofer layout
- Smooth, predictable response thanks to proper port tuning
- Ideal for daily setups needing clean output and strong lows
- Eliminates trial‑and‑error and wasted materials