Subwoofer Box Plans for Sundown Audio E Series 15" – Ported Enclosure
Build a clean, hard‑hitting ported enclosure for your Sundown Audio E Series 15" subwoofer with these precision‑designed subwoofer box plans. Whether you're upgrading a daily driver or putting together a budget‑friendly bass setup, these plans give you the accuracy, tuning, and performance needed for deep lows, clean output, and reliable results from a larger woofer.
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
- Spec sheet with subwoofer & enclosure specs
- Professional optimized cut sheet with parts list
- Precision‑designed ported enclosure layout
Designed For
Sundown Audio E Series 15" Subwoofer
- Woofer Type: Sundown E Series 15
- Woofer Size: 15"
- Outside Dimensions: 15.5”H × 28”W × 22”D
- Tuning: 33Hz
- Based on manufacturer‑recommended specs
May work for other 15" woofers — user discretion advised.
Why These Plans Perform
- Optimized specifically for the Sundown E Series 15
- Designed for deep, powerful bass with strong low‑frequency extension
- Smooth, predictable response thanks to proper port tuning
- Ideal for daily setups needing clean output and reliable performance
- Eliminates trial‑and‑error and wasted materials