Replacement Middle Wastegate Spring. Red, 7.8 PSI (0.53 bar).

Spring Colour: Red

Wastegate:

AF9552-1000: 38mm, 7.8 PSI (0.53 BAR)
AF9552-1001: 44mm, 5 PSI (0.31 BAR)
AF9552-1003: 60mm, N/A