M5 & M5C San Marcos Oct 31, 2022 | Projects M5 & M5C Specs: Engine S63B44T4, 4.4L V8 Twin Turbo with Valvetronic (Pat: NM800-3S63-F90 Stock HP: 617 Stock Torque: Tuned HP: 850 Tuned Torque: 740 M5_Project_1M5_Project_1 M5_Project_2M5_Project_2 M5_Project_3M5_Project_3 M5_Project_4M5_Project_4