00mm Exhaust   Hot Street   272° Intake / 247° Exhaust   11

Universal adult fit—adjustable up to 60cm head circumference

Full tuning access via TunerPro RT

ensuring peak performance during high-load conditions

perfect for track days or rally use

B38 Valves | Ferrea | MINI BMW Options:30.1mm Intake / 28.5mm Exhaust 00mm Exhaust Hot Street 272°The Ferrea B38 Valves are engineered for strength, precision, and reliability, making them the ultimate upgrade for high performance MINI BMW B38 engines. Built from aerospace grade alloys like EV8 Z18, these valves deliver exceptional tensile strength and heat resistance, ensuring dependable operation under extreme boost and high RPM conditions. Ferreas advanced two step slow forging process optimizes grain flow to reduce material stress and maximize