Valvetronic cat-back for M276 3.0L V6 Mercedes C43, C450 and C400 (W205, S205, C205) - no coding, no remap, no drone. Plug-and-play OBDII valve control with ON / OFF / AUTO remote.
OPF-ready: includes free OPF delete option - no warning lights, no ECU changes
One-piece mandrel-bent system, CNC-formed and machine-welded for flow and durability
Fast road and track day tuned: aggressive AMG tone on demand, quiet cruise when needed
Fits all W205/S205/C205 C43, C450 and C400 with M276 engine - verified fit, no guesswork
