Sundown E-Series v.6 8″ D4 Car Audio Subwoofer
400 W RMS 8-inch dual 4-ohm ported-optimized sub
$119.99$159.99 (-25%)
Overview
The Sundown E-Series v.6 8-inch D4 is rated 400 W RMS / 800 W peak on dual 4-ohm voice coils with 14 mm one-way linear Xmax. A double-stacked magnet, vented gap and pole, stamped-steel frame, and high-temp 4-layer copper coil target deep bass from a compact cone. Recommended ported volume is about 0.65 cu ft tuned near 35 Hz.
Product details
8-inch E-Series power
The E v.6 8-inch is rated 400 W RMS / 800 W peak. Larger E v.4 12/15 models are rated 750 W RMS. This listing is the D4 (dual 4-ohm) coil option.

Motor and excursion
A 2-inch high-temp 4-layer copper voice coil, double-stacked magnet, and vented magnetic gap/pole support thermal handling with 14 mm one-way linear Xmax.

Enclosure guidance
Ported about 0.65 cu ft near 35 Hz with about 9 sq in port area. Sealed is not recommended on the manufacturer page for this model.
Key features
- 8-inch E-Series v.6 subwoofer
- 400 W RMS / 800 W peak
- Dual 4-ohm voice coils (D4)
- 14 mm one-way linear Xmax
- Double-stacked magnet
- Vented magnetic gap and pole piece
- Mounting depth about 4.98"
- High-temp 4-layer copper voice coil
- Stitched Mini-XL tinsel leads
Specifications
| Weight | 10.76 lbs |
|---|---|
| Dimensions | 9.75 × 9.75 × 7.25 in |
| Brand | Sundown |
| Model | E-8 v.6 D4 |
| SKU | E8D4 |
| UPC | 810111130691 |
| Product type | Subwoofer |
| Size | 8 inch |
| Voice coils | Dual 4 ohm |
| RMS power | 400 W |
| Peak power | 800 W |
| Xmax | 14 mm one-way |
| Mounting depth | 4.98" |
| Ported volume | 0.65 cu ft |
| Port tuning | 35 Hz |
| Size | 8 inch |
Important notes
- Requires a compatible amplifier and enclosure (sold separately)
- Dual 4-ohm coils — make sure wiring for the intended final load
- E v.6 8" RMS is 400 W (not 750 W used on E v.4 12/15)
- Professional installation recommended
What's in the box
- Sundown E-Series v.6 8" D4 subwoofer
- Mounting hardware as packaged



