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Engine Builds

IAG Performance Subaru Engine Builds and Solutions

Engine Builds

Find IAG Performance Long Blocks, Short Blocks, Cylinder Heads, Internal Engine, and Assembly Parts for your Subaru in the Engine Build section of our website. Shop our selection of products and completely built engines that fit your WRX, STI, BRZ, Legacy GT, or Forester XT EJ20, EJ25, and FA20 engines.

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