Description
MATCH UP W8BMW-S – 8″ BMW Underseat Subwoofers (200W RMS, 400W Peak, 2Ω) – Pair
MATCH UP W8BMW-S – 8″ BMW Underseat Subwoofers (200W RMS, 400W Peak, 2Ω) are premium BMW-specific upgrade subwoofers designed to replace the factory under-seat woofers while delivering significantly deeper, cleaner, and more dynamic bass. Sold as a pair (2 subwoofers), they fit directly into the original mounting locations beneath the front seats of compatible BMW models.
Featuring an extremely rigid fiberglass cone, oversized 42.5 mm voice coil, and 2 Ohm single voice coil design, the UP W8BMW-S offers impressive power handling, low distortion, and outstanding bass performance. They are the perfect companion for MATCH UP 7BMW and MATCH UP 7DSP upgrade amplifiers.
Direct BMW Plug & Play Upgrade
The MATCH UP W8BMW-S is engineered specifically for BMW vehicles equipped with factory under-seat subwoofers.
Benefits include:
- Direct replacement for factory BMW subwoofers
- OEM mounting dimensions
- Original BMW connectors included
- No vehicle modifications required
- Quick Plug & Play installation
Powerful and Dynamic Bass
Designed for maximum low-frequency performance, the UP W8BMW-S delivers:
- Deep and controlled bass
- Excellent punch and dynamics
- Minimal distortion at high volume
- Outstanding musical accuracy
Whether upgrading a factory BMW HiFi system or building a premium audio setup, these subwoofers provide a substantial improvement in bass response.
Extremely Rigid Fiberglass Cone
The lightweight yet highly rigid fiberglass cone minimizes unwanted flex, resulting in:
- Cleaner bass reproduction
- Higher sound pressure levels
- Better transient response
- Increased durability
Combined with the oversized magnetic motor, the result is powerful bass with excellent precision.
Oversized 42.5 mm Voice Coil
A large 42.5 mm (1.7″) voice coil allows the subwoofer to handle high power continuously while maintaining excellent thermal stability.
Advantages include:
- 200 Watts RMS power handling
- 400 Watts peak power
- Improved cooling
- Reduced power compression
- Reliable performance during demanding listening sessions
Optimized for MATCH Upgrade Amplifiers
The 2 Ohm impedance is perfectly matched with:
- MATCH UP 7BMW
- MATCH UP 7DSP
Together they provide maximum amplifier efficiency and outstanding sound quality.
Suitable for Universal Applications
Although designed for BMW vehicles, the ultra-low 40 mm mounting depth also makes these woofers an excellent choice for custom ultra-shallow subwoofer enclosures where installation space is limited.
Key Features
- Pair of 8″ BMW Upgrade Subwoofers
- 200 Watts RMS / 400 Watts Peak (each subwoofer)
- 2 Ohm Single Voice Coil
- Direct OEM BMW replacement
- Plug & Play BMW connectors included
- Extremely rigid fiberglass cone
- Oversized 42.5 mm voice coil
- Ultra-shallow 40 mm mounting depth
- Powerful low-frequency performance
- Compatible with MATCH UP 7BMW and UP 7DSP amplifiers
- Ideal for BMW factory audio upgrades and custom installations
Technical Specifications
| Specification | Value |
|---|---|
| Speaker Size | 8″ (200 mm) |
| Quantity | 2 Subwoofers |
| RMS Power | 200 W (each) |
| Peak Power | 400 W (each) |
| Impedance | 1 × 2 Ω |
| Resonance Frequency (Fs) | 49 Hz |
| Sensitivity | 90 dB |
| Cone Material | Extremely Rigid Fiberglass |
| Voice Coil Diameter | 42.5 mm |
| Xmax | ±4.0 mm |
| Installation Diameter | 175 mm |
| Installation Depth | 40 mm |
| Outer Diameter | 239 mm |
Package Includes
- 2 × MATCH UP W8BMW-S BMW Underseat Subwoofers
- BMW Plug & Play Connection Cables
- Installation Accessories
Why Choose MATCH UP W8BMW-S?
The MATCH UP W8BMW-S is one of the best OEM-style bass upgrades for BMW owners looking for significantly improved low-frequency performance without modifying their vehicle. With Plug & Play installation, premium fiberglass cone technology, high power handling, and seamless compatibility with MATCH upgrade amplifiers, these subwoofers deliver deep, accurate, and powerful bass while preserving the factory appearance.
Price includes 2 subwoofers (pair).

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