
Sundown Audio X-Series v.3 8" 800W X-8 Subwoofer
Last price we saw
$389.99at Amazon, last seen Oct 31
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Sundown Audio X-Series v.3 8" 800W X-8 Subwoofer price history
Lowest price we've seen: $389.99 on Oct 31 at Amazon. Tracked across 2 stores since Oct 31.
From GP Car Audio
- 800W RMS 8" subwoofer, rated conservatively to handle more real-world power
- Widely regarded as one of the most dominant and best-performing 8" subwoofers ever built
- v.3 suspension redesigned with FEA-optimized spider and surround for linearity and low distortion
- ~20mm linear one-way Xmax and about 2.4" peak-to-peak mechanical travel
- Aluminum magnet ID shorting ring and proprietary techniques reduce distortion and inductive rise
- Built on Sundown's custom-tooled 8" frame originally developed for the SA-8 v2
- Sizes
- 8"
- Shipping
- Free shipping on all orders in the continental 48 States; ships worldwide; select freight items excluded.
- Packs
- Coil configuration options: 2 ohm and 4 ohm.
Size chart
| Parameter | X-8 v.3 D2 | X-8 v.3 D4 |
|---|---|---|
| RE (Ohms) | 4.0 | 6.0 |
| FS (Hz) | 47.4 | 49.6 |
| VAS (L) | 3.6 | 3.2 |
| Qes | 0.36 | 0.40 |
| Qms | 2.58 | 3.32 |
| Qts | 0.31 | |
| Le (mH) | 2.01 | 3.41 |
| BL (NA) | 26.0 | 30.7 |
| Mms (g) | 202.8 | 203.5 |
| Cms (uM/N) | 0.06 | 0.05 |
| Sensitivity (dB @ 1w/1m) | 82.1 | 81.8 |
| Xmax | 19mm |
About the Sundown Audio X-Series v.3 8" 800W X-8 Subwoofer
Sundown Audio X‑8 v.3 — 800W RMS 8" Subwoofer The X‑8 v.3 is widely regarded as one of the most dominant and best‑performing 8" subwoofers ever built. Over more than four years of continuous production, it has become one of Sundown Audio’s most popular models thanks to its extreme output, ultra‑linear suspension, and u
Specifications
- RE (Ohms)
- 4.0 6.0Source
- FS (Hz)







