Subwoofer Box Plans for Dual Sundown Audio E Series 15" – Ported Enclosure
Build a clean, hard‑hitting ported enclosure for two Sundown Audio E Series 15" subwoofers 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 large dual‑woofer design.
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
Dual Sundown Audio E Series 15" Subwoofers
- Woofer Type: (2) Sundown E Series 15
- Woofer Size: 15"
- Outside Dimensions: 18”H × 38”W × 25”D
- Tuning: 34Hz
- Based on manufacturer‑recommended specs
May work for other 15" woofers — user discretion advised.
Why These Plans Perform
- Optimized specifically for dual Sundown E Series 15s
- 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