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Sold OutVendor:IAG PerformanceIAG / Crest CNC Billet Aluminum EJ25 Subaru Case Halves For WRX, STI, Forester XT & Legacy GT
Regular price $11,789.99Sale price $11,789.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG 800 FA20 Closed Deck Case Half Set for 13-20 Subaru BRZ, 13-16 FR-S, 17-20 86
Regular price From $3,099.99Sale price From $3,099.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG 800 FA20 DIT Closed Deck Case Half Set for 2015-21 Subaru WRX
Regular price From $3,099.99Sale price From $3,099.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG 1150 EJ25 Closed Deck Case - 14mm H.S.M., Fire-Lock, Pinned + Line Honed, ARP Case Bolts- For Subaru WRX, STI, LGT, FXT
Regular price From $4,449.99Sale price From $4,449.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG 750 EJ25 Closed Deck Case - 11mm H.S.M. - For Subaru WRX, STI, FXT & LGT
Regular price From $2,749.99Sale price From $2,749.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG 950 EJ25 Closed Deck Case - 14mm H.S.M., Fire-Lock - For Subaru WRX, STI, LGT, FXT
Regular price From $3,099.99Sale price From $3,099.99 Regular priceUnit price per
Case Half Sets
IAG Performance carries Subaru engine case half sets for WRX, STI, BRZ, GR86, Legacy GT, and Forester XT EJ20, EJ25, and FA20 engines, including IAG Performance billet aluminum and closed-deck case halves built to handle serious horsepower. These cases are CNC-machined from billet stock and line-honed for precision fit, giving engine builders a stronger alternative to factory open-deck cases when chasing high boost and high RPM.