MR129 Interior & Audio – Rear Trunk Subwoofer Enclosure | Mercedes-Benz R129 Pre-Facelift (1989–1995) — Digital STL File

Built to fit factory mounting points and cabin space — a clean upgrade, not a bolt-on afterthought. 
This 6.5″ sealed subwoofer enclosure is purpose-built for the CD changer compartment of the Mercedes R129 (1989–2002). A clean bass upgrade without sacrificing trunk space. Designed to fit flush behind the trunk carpet panel, it provides a hidden, OEM+ style bass solution—no bulky boxes, no rattling panels, just clean, focused sound.

→ Digital File (STL):
Includes printable files for DIY builders. Perfect for customizers with access to a 3D printer. Files are optimized for a clean fit and minimal supports.

Features

• Fits all Mercedes R129 models (1989–2002)
• Mounts in place of the factory CD changer
• Sealed design for tight, controlled bass response
• Maintains factory trunk layout
• Designed for standard 6.5″ subwoofers
• Made to last — physical versions printed in automotive-grade plastic
• Digital files include STL + print instructions

Installation Notes

This enclosure is ideal for audio upgrades that prioritize stealth and performance. You’ll need to remove the original CD changer and make minor adjustments behind the trunk liner. Speaker, wiring, and amp not included.

Upgrade your R129’s sound without ruining its style.