U.S. Amps Xterminator ST15

Original price was: $699.99.Current price is: $319.99.

Xterminator ST15 – 15″ SQ Subwoofer – 1,250W RMS

VIP Pre-Sale Price (20% OFF) $319.99

The Xterminator ST15 delivers big, smooth low end for enthusiasts who want both depth and detail. The kraft pulp cone, dual spider suspension, and high-roll stitched surround are tuned for clean, controlled excursion, giving you powerful bass that stays musical and composed. Ideal for large SQ-oriented systems, home-on-wheels builds, and anyone chasing full, room-filling lows in the car.

U.S. Amps Xterminator Subwoofer Pre-Sale Policy

1. Final Sale

All U.S. Amps Xterminator Subwoofer pre-sale purchases are FINAL SALE.

Once an order is placed:

  • ❌ No refunds

  • ❌ No cancellations

  • ❌ No returns

  • ❌ No chargebacks

This policy applies to all Xterminator pre-sale units without exception.


2. Why Xterminator Pre-Sales Are Final

Xterminator subwoofers are produced in limited, planned production runs.

Each pre-sale order:

  • Reserves components and materials

  • Secures a dedicated production slot

  • Allocates inventory specifically to the customer

Because production is scheduled based on confirmed orders, cancellations disrupt manufacturing and inventory planning.


3. Pre-Sale Pricing & Availability

  • Pre-sale pricing is discounted from MSRP as a reward for early commitment

  • Quantities are strictly limited

  • Once pre-sale inventory is sold out, pricing returns to standard MSRP

  • Pre-sale pricing cannot be applied retroactively

Pre-sale discounts are available only during the active pre-sale window.


4. Estimated Delivery Timeline

  • Estimated arrival for Xterminator subwoofers is Mid-April 2026

  • Customers acknowledge and accept this ETA at checkout

  • Production and logistics timelines are estimates and may shift slightly due to manufacturing or supply-chain factors

Placing a pre-sale order confirms acceptance of the stated wait period.

8 in stock

Description

Xterminator ST15 – 15″ SQ Subwoofer – 1,250W RMS –

Available in Dual 2 ohm and Dual 4 ohm configuration.

Sale!