SENTRA 15-16 (1.8L, VIN A, 4th digit, MRA8DE), California emissions. SENTRA 17 1.8L (VIN A, 4th digit, MRA8DE), California emissions. SENTRA 18-19 1.8L (VIN A, 4th digit, MRA8DE), CVT. SENTRA 13-14 (1.8L, VIN A, 4th digit, MR18DE), California emissions.