Mercedes-AMG C63 facelift will feature a 3.0L six-cylinder PHEV powertrain, replacing the current 2.0L inline-four.The new powertrain is expected to produce 487 PS or over 660 PS/881 Nm with electric drive.The 3.0L six-cylinder powertrain will use a 'P2' layout with the electric motor located between the engine and gearbox.Other Mercedes-AMG models, such as the CLE63 and updated GLC63 SUV, will also receive the revised powertrain.