Shop By VEHICLE

DNJ Engine Exhaust / Intake Valve Kit
Includes: Exhaust Valve x8 Intake Valve x8.
Engine Details: Nitride Coated, 1 Groove, 32mm Head Dia., 5.95mm Stem Dia., 104.4mm O.A.L., Exhaust, 36mm Head Dia., 5.96mm Stem Dia., Intake.
Buyers Guide: [2004-2015] SAAB, SUBARU / H4 / 2.5L DOHC 16V [(EJ255, EJ257)]
Part Warranty: 12 month or 12,000 mile warranty whichever comes first. Warranty must be requested by the original purchaser and is limited to the replacement of the alleged defective part(s) only.

DNJ Timing Belt
Engine Details: EJ253 16V Naturally Aspirated SOHC
Notes: Premium
Buyers Guide: [1999-2011] SAAB, SUBARU / H4 / 2.2L, 2.5L SOHC 16V [(EJ22, EJ25, EJ253)]
Part Warranty: 12 month or 12,000 mile warranty whichever comes first. Warranty must be requested by the original purchaser and is limited to the replacement of the alleged defective part(s) only.

Crankshaft Main Bearing Set 1990-2006 Saab,Subaru 1.8L-2.5L (Oversizes Available)
Sale price $3199 $31.99
DNJ Main Bearings Set (Oversizes Available)
Engine Details: One Set Services Complete Engine, For #3 Position Thrust, EJ22, EJ25D, EJ18E, EJ22T,.
Buyers Guide: [1990-2006] SAAB, SUBARU / H4 / 1.8L, 2.0L, 2.2L, 2.5L DOHC, SOHC 16V [(EJ18E, EJ205, EJ22, EJ22T, EJ253, EJ255, EJ25D)]
Part Warranty: 12 month or 12,000 mile warranty whichever comes first. Warranty must be requested by the original purchaser and is limited to the replacement of the alleged defective part(s) only.

DNJ Engine Rebuild Kit
Includes: Piston Set, Piston Ring Set, Main Bearings Set, Rod Bearings Set, and Full Gasket Set.
Engine Details: w/o Oil Pump & Timing Belt Or Timing Kit, w/o Upper Int. Set, Rod Bearing w/ 52mm Journal.
Brief Fitment Information: [2006-2011] / Subaru / Forester, Impreza, Legacy, Outback / Liters: 2.5 / H4 / Valves: 16 / EJ253.
Part Warranty: 12-month or 12,000-mile warranty, whichever comes first. Warranty must be requested by the original purchaser and is limited to the replacement of the alleged defective part(s) only.
Subaru 2.5L Engine Rebuild Kits
Looking to restore the performance of your Subaru? Partsology’s 2.5L H4 Engine Rebuild Kit (MPN: EK715E) is the perfect solution for owners of 2006-2009 Subaru Legacy, 2006-2011 Subaru Impreza, 2006-2009 Subaru Outback, and 2006-2010 Subaru Forester models. Engineered with OEM-quality components, this rebuild kit is designed to meet or exceed original specifications, ensuring your naturally aspirated engine operates at peak performance. Whether you're dealing with wear and tear or preparing your vehicle for years of reliable use, this kit has everything you need for a comprehensive rebuild.
At Partsology, we take pride in offering top-tier engine parts at unbeatable prices. Our 2.5L H4 Engine Rebuild Kit includes all the critical engine components required to bring your Subaru back to life without breaking the bank. You can trust Partsology to deliver the perfect balance of quality and value, backed by our commitment to serving automotive enthusiasts and professionals alike. Don’t compromise on performance—choose Partsology for your engine rebuild needs and experience the difference that OEM-quality parts can make.

Timing Belt Kit with Water Pump 1990-1997 Subaru 1.8L-2.2L
Sale price $22699 $226.99
DNJ Timing Belt Water Pump Kit
Engine Details: 16V Naturally Aspirated SOHC
Notes: EJ22, Premium Kit, 10 Components: 1 Belt, 4 Bearings, 1 Hydraulic Adjuster, 3 Seals, 1 Water Pump, w/ 5/16" Pitch Length Belt
Buyers Guide: [1990-1998] SUBARU [10 Components: 1 Belt, 4 Bearings, 1 Hydraulic Adjuster, 3 Seals, 1 Water Pump] / H4 / 1.8L, 2.2L SOHC 16V [(EJ18E, EJ22)]
Part Warranty: 12 month or 12,000 mile warranty whichever comes first. Warranty must be requested by the original purchaser and is limited to the replacement of the alleged defective part(s) only.

DNJ Right Head Gasket
Engine Details: FB25BA 16V Naturally Aspirated DOHC
Notes: Right
Buyers Guide: [2011-2015] SUBARU / H4 / 2.5L / 152 DOHC 16V [(FB25, FB25BA, FB25BC)]
Part Warranty: 12 month or 12,000 mile warranty whichever comes first. Warranty must be requested by the original purchaser and is limited to the replacement of the alleged defective part(s) only.

DNJ Head Gasket
Engine Details: EJ255 16V Turbocharged DOHC
Buyers Guide: [2006-2015] SAAB, SUBARU / H4 / 2.5L DOHC, SOHC 16V [(EJ25, EJ255, EJ257)]
Part Warranty: 12 month or 12,000 mile warranty whichever comes first. Warranty must be requested by the original purchaser and is limited to the replacement of the alleged defective part(s) only.

DNJ Timing Belt Water Pump Kit
Engine Details: EJ25D 16V DOHC
Notes: EJ25D, Premium Kit, 11 Components: 1 Belt, 3 Bearings, 1 Hydraulic Adjuster, 5 Seals, 1 Water Pump / Bearing w/ Integrated Sprocket Tensioner Bearing
Buyers Guide: [1997-1999] SUBARU [11 Components: 1 Belt, 3 Bearings, 1 Hydraulic Adjuster, 5 Seals, 1 Water Pump] / H4 / 2.5L DOHC 16V [(EJ25D)]
Part Warranty: 12 month or 12,000 mile warranty whichever comes first. Warranty must be requested by the original purchaser and is limited to the replacement of the alleged defective part(s) only.

DNJ Left Head Gasket
Engine Details: FB25BA 16V Naturally Aspirated DOHC
Notes: Left
Buyers Guide: [2011-2015] SUBARU / H4 / 2.5L / 152 DOHC 16V [(FB25, FB25BA, FB25BC)]
Part Warranty: 12 month or 12,000 mile warranty whichever comes first. Warranty must be requested by the original purchaser and is limited to the replacement of the alleged defective part(s) only.

DNJ Valve Guide
Engine Details: 16V Naturally Aspirated SOHC
Notes: EJ22, 6.1mm I.D.; 11.1mm O.D.; 52.5mm O.A.L.; Intake and Exhaust
Buyers Guide: [1990-2012] SAAB, SUBARU [6.1mm I.D.; 11.1mm O.D.; 52.5mm O.A.L.] / H4 / 1.8L, 2.2L, 2.5L SOHC 16V [(EJ18E, EJ22, EJ22T, EJ25, EJ253)]
Part Warranty: 12 month or 12,000 mile warranty whichever comes first. Warranty must be requested by the original purchaser and is limited to the replacement of the alleged defective part(s) only.