They provide increased seat pressure to improve valve control and sealing under higher boost pressures, while keeping the spring rate suitable for the N57 valvetrain.

Unlike many alternative options based on OEM springs from other engines, these springs are designed specifically for high-power M57 applications.

WHY CHOOSE THESE SPRINGS?

– OEM-grade quality designed specifically for N57 engine
– Quality control of every production batch
– OEM-type spring material
– OEM-type finishing processes
– Tested on high-power builds worldwide

A dedicated N57 valve spring installation tool is available with the spring set for an additional €21.