BMW 3er / M3 / M4 N55B30 S55B30 Ferrea intake valve STD F2429P
Ferrea competition plus intake valve STD
BMW M3 / M4 / E90, E91, E92, E93, E82, E88, E89, X6, Z4, F01 - 3.0 (N55B30, S55B30)
Head Diameter: 32mm
Stem Diameter: 4.97mm
Overall Length: 104.90mm
Tip Length: 4.45mm
Reference: 12 Degree Taper Flo. Stock size. Triple Groove