Cylinder Block Components

IAG Performance IAG-ENG-1818 Stage 3 Magnum EJ25 Closed Deck Case - 14mm H.S.M. Fire-Lock, (No Bore & Hone)

IAG Performance IAG-ENG-1818 Stage 3 Magnum EJ25 Closed Deck Case - 14mm H.S.M. Fire-Lock, (No Bore & Hone)

Regular price $2,649.99 USD

Regular price ~~$2,649.99 USD~~ Sale price $2,649.99 USD
Unit price per
IAG Performance IAG-ENG-1813 Stage 3 EJ25 Closed Deck Case - 1/2" H.S.M. 99.75mm Bore & Hone

IAG Performance IAG-ENG-1813 Stage 3 EJ25 Closed Deck Case - 1/2" H.S.M. 99.75mm Bore & Hone

Regular price $2,749.99 USD

Regular price ~~$2,749.99 USD~~ Sale price $2,749.99 USD
Unit price per
IAG Performance IAG-ENG-1812 Stage 3 EJ25 Closed Deck Case - 1/2" H.S.M. (No Bore / Hone)

IAG Performance IAG-ENG-1812 Stage 3 EJ25 Closed Deck Case - 1/2" H.S.M. (No Bore / Hone)

Regular price $2,429.99 USD

Regular price ~~$2,429.99 USD~~ Sale price $2,429.99 USD
Unit price per
IAG Performance IAG-ENG-1811 Stage 3 EJ25 Closed Deck Case - 11mm H.S.M. 99.75mm Bore & Hone

IAG Performance IAG-ENG-1811 Stage 3 EJ25 Closed Deck Case - 11mm H.S.M. 99.75mm Bore & Hone

Regular price $2,549.99 USD

Regular price ~~$2,549.99 USD~~ Sale price $2,549.99 USD
Unit price per
IAG Performance IAG-ENG-1810 Stage 3 EJ25 Closed Deck Case - 11mm H.S.M. (No Bore / Hone)

IAG Performance IAG-ENG-1810 Stage 3 EJ25 Closed Deck Case - 11mm H.S.M. (No Bore / Hone)

Regular price $2,199.99 USD

Regular price ~~$2,199.99 USD~~ Sale price $2,199.99 USD
Unit price per
IAG Performance IAG-ENG-1750 IAG Short Block Copper O-Ring Wire & Install Tool Kit.

IAG Performance IAG-ENG-1750 IAG Short Block Copper O-Ring Wire & Install Tool Kit.

Regular price $39.99 USD

Regular price ~~$39.99 USD~~ Sale price $39.99 USD
Unit price per
IAG Performance IAG-ENG-1611 Stage X 2.5L Subaru Billet Aluminum Short Block

IAG Performance IAG-ENG-1611 Stage X 2.5L Subaru Billet Aluminum Short Block

Regular price $17,599.99 USD

Regular price ~~$17,599.99 USD~~ Sale price $17,599.99 USD
Unit price per
IAG Performance IAG-ENG-1600 Stage X Billet Aluminum EJ25 Subaru Case Halves

IAG Performance IAG-ENG-1600 Stage X Billet Aluminum EJ25 Subaru Case Halves

Regular price $11,549.99 USD

Regular price ~~$11,549.99 USD~~ Sale price $11,549.99 USD
Unit price per
IAG Performance IAG-ENG-1455 IAG Stage 4 Tuff EJ20 Subaru Closed Deck Short Block for 02-05 WRX.

IAG Performance IAG-ENG-1455 IAG Stage 4 Tuff EJ20 Subaru Closed Deck Short Block for 02-05 WRX.

Regular price $6,599.99 USD

Regular price ~~$6,599.99 USD~~ Sale price $6,599.99 USD
Unit price per
IAG Performance IAG-ENG-1453 Stage 4 Extreme EJ25 2.5L Subaru Closed Deck Short Block

IAG Performance IAG-ENG-1453 Stage 4 Extreme EJ25 2.5L Subaru Closed Deck Short Block

Regular price $8,799.99 USD

Regular price ~~$8,799.99 USD~~ Sale price $8,799.99 USD
Unit price per
IAG Performance IAG-ENG-1452 Stage 4 Tuff EJ25 Subaru Closed Deck Short Block

IAG Performance IAG-ENG-1452 Stage 4 Tuff EJ25 Subaru Closed Deck Short Block

Regular price $6,599.99 USD

Regular price ~~$6,599.99 USD~~ Sale price $6,599.99 USD
Unit price per
IAG Performance IAG-ENG-1324 Stage 3 Extreme FA20 Subaru Closed Deck Short Block (12.5:1 Compression Ratio)

IAG Performance IAG-ENG-1324 Stage 3 Extreme FA20 Subaru Closed Deck Short Block (12.5:1 Compression Ratio)

Regular price $5,999.99 USD

Regular price ~~$5,999.99 USD~~ Sale price $5,999.99 USD
Unit price per
IAG Performance IAG-ENG-1323 Stage 3 Extreme FA20 Subaru Closed Deck Short Block (10.5:1 Compression Ratio)

IAG Performance IAG-ENG-1323 Stage 3 Extreme FA20 Subaru Closed Deck Short Block (10.5:1 Compression Ratio)

Regular price $5,999.99 USD

Regular price ~~$5,999.99 USD~~ Sale price $5,999.99 USD
Unit price per
IAG Performance IAG-ENG-1313 IAG Stage 3 Extreme FA20 DIT Subaru Closed Deck Short Block for 2015-21 WRX.

IAG Performance IAG-ENG-1313 IAG Stage 3 Extreme FA20 DIT Subaru Closed Deck Short Block for 2015-21 WRX.

Regular price $5,999.99 USD

Regular price ~~$5,999.99 USD~~ Sale price $5,999.99 USD
Unit price per
IAG Performance IAG-ENG-1281 IAG Magnum EJ20 Subaru Closed Deck Short Block for 02-05 WRX.

IAG Performance IAG-ENG-1281 IAG Magnum EJ20 Subaru Closed Deck Short Block for 02-05 WRX.

Regular price $5,999.99 USD

Regular price ~~$5,999.99 USD~~ Sale price $5,999.99 USD
Unit price per
IAG Performance IAG-ENG-1280 IAG Magnum EJ25 Subaru Closed Deck Short Block for WRX, STI, LGT, FXT.

IAG Performance IAG-ENG-1280 IAG Magnum EJ25 Subaru Closed Deck Short Block for WRX, STI, LGT, FXT.

Regular price $5,999.99 USD

Regular price ~~$5,999.99 USD~~ Sale price $5,999.99 USD
Unit price per

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Collection: Cylinder Block Components

IAG Performance IAG-ENG-1818 Stage 3 Magnum EJ25 Closed Deck Case - 14mm H.S.M. Fire-Lock, (No Bore & Hone)

IAG Performance IAG-ENG-1818 Stage 3 Magnum EJ25 Closed Deck Case - 14mm H.S.M. Fire-Lock, (No Bore & Hone)

IAG Performance IAG-ENG-1813 Stage 3 EJ25 Closed Deck Case - 1/2" H.S.M. 99.75mm Bore & Hone

IAG Performance IAG-ENG-1813 Stage 3 EJ25 Closed Deck Case - 1/2" H.S.M. 99.75mm Bore & Hone

IAG Performance IAG-ENG-1812 Stage 3 EJ25 Closed Deck Case - 1/2" H.S.M. (No Bore / Hone)

IAG Performance IAG-ENG-1812 Stage 3 EJ25 Closed Deck Case - 1/2" H.S.M. (No Bore / Hone)

IAG Performance IAG-ENG-1811 Stage 3 EJ25 Closed Deck Case - 11mm H.S.M. 99.75mm Bore & Hone

IAG Performance IAG-ENG-1811 Stage 3 EJ25 Closed Deck Case - 11mm H.S.M. 99.75mm Bore & Hone

IAG Performance IAG-ENG-1810 Stage 3 EJ25 Closed Deck Case - 11mm H.S.M. (No Bore / Hone)

IAG Performance IAG-ENG-1810 Stage 3 EJ25 Closed Deck Case - 11mm H.S.M. (No Bore / Hone)

IAG Performance IAG-ENG-1750 IAG Short Block Copper O-Ring Wire & Install Tool Kit.

IAG Performance IAG-ENG-1750 IAG Short Block Copper O-Ring Wire & Install Tool Kit.

IAG Performance IAG-ENG-1611 Stage X 2.5L Subaru Billet Aluminum Short Block

IAG Performance IAG-ENG-1611 Stage X 2.5L Subaru Billet Aluminum Short Block

IAG Performance IAG-ENG-1600 Stage X Billet Aluminum EJ25 Subaru Case Halves

IAG Performance IAG-ENG-1600 Stage X Billet Aluminum EJ25 Subaru Case Halves

IAG Performance IAG-ENG-1455 IAG Stage 4 Tuff EJ20 Subaru Closed Deck Short Block for 02-05 WRX.

IAG Performance IAG-ENG-1455 IAG Stage 4 Tuff EJ20 Subaru Closed Deck Short Block for 02-05 WRX.

IAG Performance IAG-ENG-1453 Stage 4 Extreme EJ25 2.5L Subaru Closed Deck Short Block

IAG Performance IAG-ENG-1453 Stage 4 Extreme EJ25 2.5L Subaru Closed Deck Short Block

IAG Performance IAG-ENG-1452 Stage 4 Tuff EJ25 Subaru Closed Deck Short Block

IAG Performance IAG-ENG-1452 Stage 4 Tuff EJ25 Subaru Closed Deck Short Block

IAG Performance IAG-ENG-1324 Stage 3 Extreme FA20 Subaru Closed Deck Short Block (12.5:1 Compression Ratio)

IAG Performance IAG-ENG-1324 Stage 3 Extreme FA20 Subaru Closed Deck Short Block (12.5:1 Compression Ratio)

IAG Performance IAG-ENG-1323 Stage 3 Extreme FA20 Subaru Closed Deck Short Block (10.5:1 Compression Ratio)

IAG Performance IAG-ENG-1323 Stage 3 Extreme FA20 Subaru Closed Deck Short Block (10.5:1 Compression Ratio)

IAG Performance IAG-ENG-1313 IAG Stage 3 Extreme FA20 DIT Subaru Closed Deck Short Block for 2015-21 WRX.

IAG Performance IAG-ENG-1313 IAG Stage 3 Extreme FA20 DIT Subaru Closed Deck Short Block for 2015-21 WRX.

IAG Performance IAG-ENG-1281 IAG Magnum EJ20 Subaru Closed Deck Short Block for 02-05 WRX.

IAG Performance IAG-ENG-1281 IAG Magnum EJ20 Subaru Closed Deck Short Block for 02-05 WRX.

IAG Performance IAG-ENG-1280 IAG Magnum EJ25 Subaru Closed Deck Short Block for WRX, STI, LGT, FXT.

IAG Performance IAG-ENG-1280 IAG Magnum EJ25 Subaru Closed Deck Short Block for WRX, STI, LGT, FXT.