BMW N54 Valves by Ferrea Options:Triple Groove - 31.5mm Intake / 28mm Exhaust Turbo Kit Includes:

Turbo Kit Includes:

82 A/R with 3" V-Band discharge

40mm Exhaust   Full Race  330° Intake / 330° Exhaust   12

1977-1982     E21     320 / 326

F12 / F13 650i

BMW N54 Valves by Ferrea Options:Triple Groove - 31.5mm Intake / 28mm Exhaust Turbo Kit Includes:Ferrea Competition Plus Valves are known for being one of the most dependable extreme duty valves available, engineered specifically for BMW N54 engine. Crafted from aerospace grade alloys like EV8 Z18, these high performance valves deliver superior tensile strength and reliability, perfect for pushing your engine to the limit. Ferreas exclusive two step slow forging process optimizes grain flow, reducing stress in the material for unmatched