Stiffer valve spring BMW M57 diesel

BMW M57 Performance valve spring

• max lift 13mm
• +40% valve seat pressure
• plug&play

Engine:

• M57
• M57N
• M57N2

FIT:

• e38
• e39
• e46
• e53
• e60
• e90

Option:

• 12pc kit upgrated exhoust valve springs with OEM intake springs. (Good for 3bar boost and 4bar EMP)
• 24 x KIT Valve Springs for BMW diesel engine