Subaru EJ25
Shop performance and replacement parts for the Subaru EJ25 engine (2.5L boxer 4-cylinder, turbo and non-turbo), found in the Subaru WRX, WRX STI, Forester XT and Legacy GT. Browse engine, turbo and intake upgrades, exhaust, clutches, fuel, ignition, cooling, mounts and more from top aftermarket brands.
Confirm fitment for your exact year, model and trim on each product page before ordering.
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Manley 04+ Subaru WRX STi (EJ257) 75mm DE-STROKED 99.5mm STD Bore 8.5:1 Dish Piston Set with Rings -
Manley 04+ Subaru WRX STi (EJ257) STD Stroke 100mm +.5mm Bore 9.8:1 Dish Piston Set with Rings -
Manley 04+ Subaru WRX STi (EJ257) STD Stroke 99.75mm +.25mm Bore 9.8:1 Dish Piston - Single -
Manley 04+ Subaru WRX STi (EJ257) STD Stroke 99.5mm STD Bore 9.8:1 Dish Piston (Single Piston) -
Manley 04+ Subaru WRX STi (EJ257) STD Stroke 100mm +.5mm Bore 8.5:1 Dish Single Piston with Rings -
Manley 04+ Subaru WRX STi (EJ257) STD Stroke 99.75mm +.25mm Bore 8.5:1 Dish SINGLE PISTON AND RING -
Manley 04+ Subaru WRX STi (EJ257) STD Stroke 99.5mm STD Bore 8.5:1 Dish Piston (Single Piston) -
Manley .054 Round Wire Lock (Single Lock) -
Manley 04+ Subaru WRX STi (EJ257) STD Stroke 99.75mm +.25mm Bore 9.8:1 Dish Piston Set with Rings -
Manley 04+ Subaru WRX STi (EJ257) STD Stroke 99.5mm STD Bore 9.8:1 Dish Piston Set with Rings -
Manley 04+ Subaru WRX STi (EJ257) STD Stroke 100mm +.5mm Bore 8.5:1 Dish Piston Set with Rings -
Manley 04+ Subaru WRX STi (EJ257) STD Stroke 99.75mm +.25mm Bore 8.5:1 Dish Piston Set with Rings -
Manley 04+ Subaru WRX STi (EJ257) STD Stroke 99.5mm STD Bore 8.5:1 Dish Piston Set with Rings -
Manley .054 Round Wire Lock (Set of 8) -
Manley Ring Set for 621005C/621105C/612005C/622005C/622105C -
Manley Sport Compact 99.5mm Bore 1.2mm x 1.2mm x 2.0mm Standard Ring Set -
Manley 04+ Subaru WRX/STi (EJ257) 99.75mm Bore 1.2mm x 1.2mm x 2.0mm +.25mm Oversized Ring Set -
Mahle OE Piston Ring Set Subaru 2.5L H4 EJ253,255,257, 04-15 Baja Forester Impreza Legacy Outback -
Mishimoto 02-07 Subaru Impreza WRX Aluminum Radiator Stay - Anodized Blue -
PERRIN 15-21 Subaru STI Hose Clamp Kit for FMIC Kits -
PERRIN 02-14 Subaru WRX/STI Hose Clamp Kit for FMIC Kits -
PERRIN 02-07 Subaru WRX / 04-21 STI / 04-08 FXT Intercooler Coupler Kit - Red -
PERRIN 02-07 Subaru WRX / 04-21 STI / 04-08 FXT Intercooler Coupler Kit - Blue -
PERRIN 02-07 Subaru WRX / 04-21 STI / 04-08 FXT Intercooler Coupler Kit - Black
