5S-152 | 15″ SPL Competition Subwoofer | Dual 2ohm | 8000W Max
5S-152 | 15″ SPL Competition Subwoofer | Dual 2ohm | 8000W Max is backordered and will ship as soon as it is back in stock.
Shipping & delivery
Usually ships in 2–3 business days unless a different lead time is shown on this page. Shipping cost is calculated at checkout (UPS or USPS to the contiguous U.S.).
Shipping policy · Returns · Fitment questions? (561) 207-7988
Delivery and Shipping
Delivery and Shipping
Standard order processing is 2–3 business days unless this product or your order confirmation states a different lead time. Custom-built, made-to-order, backorder, and pre-order items follow their stated lead times.
Enclosures and subwoofer boxes ship for $50 per unit. Other shipping charges are calculated at checkout. Orders outside the contiguous 48 United States may require additional shipping; we will contact you for approval before shipment.
Subwoofer boxes ship UPS Ground where available. Read our Shipping Policy and Return and Refund Policy for delivery, product-specific return windows, and warranty details.
5S-152 | 15″ SPL Competition Subwoofer | Dual 2ohm | 8000W Max is backordered and will ship as soon as it is back in stock.
Description
Description
The 15-Inch SPL Weapon Built to Break Numbers
The 5S-152 is the 15-inch evolution of the brutal 5S SPL platform.
Same DNA as the 12″, just more cone area, more air movement, more pressure.
This subwoofer was engineered for competitors who don’t care about “nice bass” they care about numbers, flex, and dominance. From the 550 oz motor to the carbon fiber cone, every part of the 5S-152 exists to survive extreme power and convert it into violent SPL.
If your goal is to shake lanes, rip doors, and post serious scores, this is your sub.
Why the 5S-152 Dominates SPL Builds
✔ 8000 Watts Max / 4000W RMS — real power handling for real competition
✔ Dual 1Ω High-Temperature CC Copper Coils — built for extreme current and heat
✔ Carbon Fiber Cone + Dust Cap — ultra-rigid, zero flex under full tilt
✔ Dual Black Spider Suspension — maximum control at extreme excursion
✔ 550 oz High-Mass Magnet — brutal motor force for pure pressure
✔ Cast Iron Cooling Basket — strength and airflow for sustained abuse
✔ SPL-Tuned Platform — every movement translates into pressure
This is not a daily sub. This is a competition-grade pressure machine.
TECHNICAL DATA
| Specification | Details |
|---|---|
| Model | 5S-152 |
| Series | 5S SPL Series |
| Subwoofer Size | 15″ |
| Max Power | 8000 Watts |
| RMS Power | 4000 Watts |
| Voice Coils | Dual CC Copper (High Temperature) |
| Nominal Impedance | Dual 2ohm |
| Suspension | Dual Black Spiders |
| Magnet Weight | 550oz |
| Cone Material | Carbon Fiber |
| Dust Cap | Carbon Fiber |
| Basket | Cast Iron (Cooling Design) |
| Application | SPL / Competition Use |
Built for Competitors, Not Casuals
The 5S-151 is for builders who understand electrical systems, enclosure tuning, and real power.
If you’re chasing records or respect, this subwoofer gives you the foundation to win.
⚠️ Competition-focused product proper enclosure, electrical, and amplification required.
Choose power. Choose pressure. Choose the 5S-152.
Fitment & installation
Fitment & installation
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Read FOX’s application notes for part 987-24-001 (rear shock)
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