Harman Kardon FIT 4SF Fit Series Plug & Play Mid Range Speakers for Mercedes

Harman Kardon FIT 4SF

The Fit 4SF is specifically designed to fit and function seamlessly in Mercedes-Benz models equipped with factory Harman Kardon or midrange speaker positions. It is featured in Benz-specific upgrade kits (e.g., Fit 6C + 4SF bundles), ensuring a direct OEM-level replacement.

OEM Drop-In Fit: Matches Mercedes-Benz factory 4″ speaker locations—typically found in front doors, rear doors, or dash.

Impedance Match: 4-ohm design is compatible with factory amplifiers and OEM wiring—no coding or rewiring needed.

Crossover Integration: Works in two-way or three-way systems via included or optional slim-fit passive crossovers.

Plug-and-Play Upgrade: Designed to work with Mercedes-Benz factory mounting brackets and interior panels without modification.

Features

• Patented Plus One™ fiberglass woofer cone
  
• Dome tweeter with edge-driven textile membrane for
  
• 40 kHz high resolution
  
• Angled tweeter design with single pivot point
  
• 0 dB or -3 dB tweeter output level control
  
• Slim and intelligent crossover design
  
• 3-way expandability