Wiseco Pistons for the Subaru EJ25 2.5L engine. Wiseco makes several EJ25 Pistons and we try to keep several of the most popular part numbers in stock. Just select which part number best fits your application from the list below, and include that part number in the paypal notes section of your payment.
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Email us now at Sales@RealStreetPerformance.comWhether you damaged your stock internals, you are building an all out race engine, or you are just looking to upgrade your stock bottom end. Wiseco is one of the most trusted and affordable options on the market period.
COMES WITH RINGS, WRIST PINS, AND LOCKS!Wiseco Piston Part Numbers Impreza RS, Forrester, Legacy EJ25 DOHC | Part # | Application | Bore Size | Compression Ratio |
| K599M995 | EJ25 | 99.50mm (Standard Bore) | 8.5:1 |
| K599M100 | EJ25 | 100.00mm (+.020" Overbore) | 8.5:1 |
WRX/STi EJ257 | Part # | Application | Bore Size | Compression Ratio |
| K598M995 | EJ257 | 99.50mm (Standard Bore) | 8.9:1 |
| K598M100 | EJ257 | 100.00mm (+.020" Overbore) | 8.9:1 |
