Subaru STI (2006-2014) Subaru STI EJ257 Nitraded Crankshaft - Subaru WRX 06-14/STI 06+/Forester 03-13/Liberty 07-09 Sku: 12200AA430

This is the OEM supplied Nitrided Treated crankshaft from the WRX STi EJ257.

Once again, Subaru is changing things up and they have gone back to the Nitrided treated crank.

The Subaru Part # 12200AA430 which is the Nitride Treated Crank, superseded from the 12200AA330 heat treated