Subwoofer Box Plans for Sundown Audio SA Series 8" – SUV/Hatchback Ported Enclosure
Build a clean, hard‑hitting ported enclosure for your Sundown Audio SA Series 8" subwoofer with these precision‑designed subwoofer box plans. Designed specifically for SUV and hatchback applications, this enclosure delivers tight, punchy bass, excellent low‑end extension, and reliable daily performance. These plans give you the accuracy and tuning needed to get the most out of your SA 8 in a compact, cargo‑friendly 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
- Spec sheet with subwoofer & enclosure specs
- Professional optimized cut sheet with parts list
- Precision‑designed ported enclosure layout
Designed For
Sundown Audio SA Series 8" Subwoofer — SUV/Hatchback Ported Enclosure
- Woofer Type: Sundown SA 8
- Woofer Size: 8"
- Outside Dimensions: 12”H × 22”W × 12”D
- Tuning: 33Hz
- Based on manufacturer‑recommended specs
May work for other 8" woofers — user discretion advised.
Why These Plans Perform
- Optimized specifically for the Sundown SA 8
- Designed for tight, accurate bass in SUV and hatchback‑friendly dimensions
- Smooth, predictable response thanks to proper port tuning
- Ideal for daily setups needing clean output and surprising low‑end from an 8" woofer
- Eliminates trial‑and‑error and wasted materials