Sundown Audio SA v3 8" SUV / Hatchback Ported Subwoofer Box Plans
Subwoofer Box Plans for Sundown Audio SA v3 8" – Ported Enclosure
Build a tight, punchy, hard‑hitting ported enclosure for the Sundown Audio SA v3 8" with these precision‑engineered SUV/Hatchback‑optimized subwoofer box plans. Designed for strong low‑end extension, clean response, and excellent cabin gain, this enclosure delivers surprisingly deep bass, crisp output, and high‑efficiency performance from Sundown’s upgraded SA v3 platform.
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 from compact subs without paying custom‑shop prices.
What’s Included
- Downloadable ZIP file
- Multiple 3D rendering images
- Detailed spec sheet with subwoofer & enclosure specs
- Professional optimized cut sheet with parts list
- Precision‑designed ported enclosure layout
Designed For
Sundown Audio SA v3 8" Subwoofer – SUV/Hatchback Application
- Woofer Type: Sundown Audio SA v3
- Woofer Size: 8"
- Outside Dimensions: 20"W × 10"H × 15"D
- Tuning: 32Hz
- Performance Notes: Engineered for tight, accurate bass with excellent cabin gain and smooth low‑frequency response
May work for other 8" woofers — user discretion advised.
Why These Plans Perform
- Optimized specifically for the Sundown SA v3 8"
- Designed for tight, punchy bass with impressive low‑end depth
- SUV/Hatchback‑tuned for maximum cabin gain and efficiency
- Smooth, predictable response thanks to proper port volume and tuning
- Ideal for daily setups needing clean, musical performance
- Eliminates trial‑and‑error and wasted materials