Stealth Bass Upgrade for Your R129 – 6.5" Rear Trunk Subwoofer Enclosure (Digital 3D File)

Looking to upgrade your Mercedes R129’s sound system without compromising trunk space or factory aesthetics? Meet the MR129 Rear Trunk Subwoofer Enclosure – a precision 3D-designed, sealed sub box that fits discreetly into the original CD changer compartment in the trunk.

This digital STL file is engineered for DIYers and audio enthusiasts who want a stealth bass solution tailored specifically for the R129 platform (1989–2002 SL-Class). The enclosure supports a 6.5" subwoofer of your choice and is optimized for tight, accurate bass response in a sealed configuration. It blends cleanly with your trunk interior, preserving cargo functionality while enhancing audio performance.

Key Features:

• Factory-Integrated Fitment: Mounts into the CD changer space without modification to surrounding trim.
• Sealed Design: Provides crisp and punchy bass response for a balanced audio experience.
• Digital Delivery: Purchase once and 3D print as many as you need, for yourself or your projects.
• Customization Ready: Easily drill a hole to route wiring to your amp or sound system.
• Minimal Footprint: Enjoy improved sound without sacrificing trunk usability.

Whether you're restoring your SL or simply want better sound on your weekend drives, this MR129 original brings modern audio capability to a timeless classic.