Item description from the seller

Item: BRAND NEW RING SET, PISTON SUBARU EJ255 EJ257 2.5 LTR TURBO DOHC 16V PETROL

Brand: NPR - Made in JAPAN.

Compatible Models: 
SUBARU FORESTER
BAJA XT
IMPREZA
IMPREZA WRX
IMPREZA WRX STI
LEGACY & OUTBACK 2004-13.

Rings Diameters: STANDARD SIZE

BORE:

99.50”MM

1ST RING:

1.2”MM

2ND RING:

1.2”MM

OIL RING:

2.0”MM