The Kelford 269-A performance camshafts for the 2022+ Subaru WRX FA24 DIT are perfect for motorsport enthusiasts. They are designed to fit 2022+ WRX FA24F engine producing 450hp to 600hp with a 48-58mm turbo installed. Please note, upgrading the valve spring is required. Kelford Cams recommends the KVS87-DT upgrade valve spring and retainer set.