2008 - 2009 Mercedes Benz C350 - W204 (M 272 engine) Performance Package by MKB Tuning (TUV CERTIFIED) - Increase in performance to 243 kW (330 HP) at 6500 rpm, 390 Nm at 2500-5000 rpm - modification: high performance camshafts (Intake and Exhaust) with valve spring, exhaust manifold s/s, sports air filters, adaptation of ECU incl. V-max delimiter ***This product requires you to remove and send your ECU to www.grillesandmore.com for programing. Complete turn around takes about 3-4 days. grillesandmore.com would HIGHLY suggest having all labour done by a qualified technician.