Cylinder Block Components

IAG Performance IAG 600 Long Block Engine w/ Stage 2 Heads for 06-14 WRX, 04-13 FXT, 05-09 LGT.

IAG Performance IAG 600 Long Block Engine w/ Stage 2 Heads for 06-14 WRX, 04-13 FXT, 05-09 LGT.

Regular price $11,494.99 USD

Regular price ~~$11,494.99 USD~~ Sale price $11,494.99 USD
Unit price per
IAG Performance IAG 550 Long Block Engine w/ Stage 1 Heads for 08-21 STI.

IAG Performance IAG 550 Long Block Engine w/ Stage 1 Heads for 08-21 STI.

Regular price $10,449.99 USD

Regular price ~~$10,449.99 USD~~ Sale price $10,449.99 USD
Unit price per
IAG Performance IAG 550 Long Block Engine w/ Stage 1 Heads for 04-07 STI.

IAG Performance IAG 550 Long Block Engine w/ Stage 1 Heads for 04-07 STI.

Regular price $10,449.99 USD

Regular price ~~$10,449.99 USD~~ Sale price $10,449.99 USD
Unit price per
IAG Performance IAG 550 Long Block Engine w/ Stage 1 Heads for 06-14 WRX, 04-13 FXT, 05-09 LGT.

IAG Performance IAG 550 Long Block Engine w/ Stage 1 Heads for 06-14 WRX, 04-13 FXT, 05-09 LGT.

Regular price $10,449.99 USD

Regular price ~~$10,449.99 USD~~ Sale price $10,449.99 USD
Unit price per
IAG Performance Stage 5 CNC Ported Heads w/ +1mm Ferrea Valves & GSC S3 Cams W25 Casting

IAG Performance Stage 5 CNC Ported Heads w/ +1mm Ferrea Valves & GSC S3 Cams W25 Casting

Regular price $8,227.99 USD

Regular price ~~$8,227.99 USD~~ Sale price $8,227.99 USD
Unit price per
IAG Performance Stage 5 CNC Ported Heads w/ +1mm Ferrea Valves & GSC S3 Cams V25 Casting

IAG Performance Stage 5 CNC Ported Heads w/ +1mm Ferrea Valves & GSC S3 Cams V25 Casting

Regular price $8,227.99 USD

Regular price ~~$8,227.99 USD~~ Sale price $8,227.99 USD
Unit price per
IAG Performance Stage 5 CNC Ported Heads w/ +1mm Ferrea Valves & GSC S3 Cams S20 Casting

IAG Performance Stage 5 CNC Ported Heads w/ +1mm Ferrea Valves & GSC S3 Cams S20 Casting

Regular price $8,227.99 USD

Regular price ~~$8,227.99 USD~~ Sale price $8,227.99 USD
Unit price per
IAG Performance Stage 5 CNC Ported Heads w/CM w/ +1mm Ferrea Valves & GSC S3 CamsS20 Casting

IAG Performance Stage 5 CNC Ported Heads w/CM w/ +1mm Ferrea Valves & GSC S3 CamsS20 Casting

Regular price $8,447.99 USD

Regular price ~~$8,447.99 USD~~ Sale price $8,447.99 USD
Unit price per
IAG Performance Stage 5 CNC Ported Heads w/ +1mm Ferrea Valves & GSC S3 Cams N25 Casting

IAG Performance Stage 5 CNC Ported Heads w/ +1mm Ferrea Valves & GSC S3 Cams N25 Casting

Regular price $8,227.99 USD

Regular price ~~$8,227.99 USD~~ Sale price $8,227.99 USD
Unit price per
IAG Performance Stage 5 CNC Ported Heads w/ +1mm Ferrea Valves & GSC S3 Cams D25 Casting

IAG Performance Stage 5 CNC Ported Heads w/ +1mm Ferrea Valves & GSC S3 Cams D25 Casting

Regular price $8,227.99 USD

Regular price ~~$8,227.99 USD~~ Sale price $8,227.99 USD
Unit price per
IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S3 Camshafts W25 Casting

IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S3 Camshafts W25 Casting

Regular price $6,929.99 USD

Regular price ~~$6,929.99 USD~~ Sale price $6,929.99 USD
Unit price per
IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S2 Camshafts W25 Casting

IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S2 Camshafts W25 Casting

Regular price $6,929.99 USD

Regular price ~~$6,929.99 USD~~ Sale price $6,929.99 USD
Unit price per
IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S3 Camshafts V25 Casting

IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S3 Camshafts V25 Casting

Regular price $6,929.99 USD

Regular price ~~$6,929.99 USD~~ Sale price $6,929.99 USD
Unit price per
IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S2 Camshafts V25 Casting

IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S2 Camshafts V25 Casting

Regular price $6,929.99 USD

Regular price ~~$6,929.99 USD~~ Sale price $6,929.99 USD
Unit price per
IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S3 Camshafts S20 Casting

IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S3 Camshafts S20 Casting

Regular price $6,599.99 USD

Regular price ~~$6,599.99 USD~~ Sale price $6,599.99 USD
Unit price per
IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S2 Camshafts S20 Casting

IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S2 Camshafts S20 Casting

Regular price $6,599.99 USD

Regular price ~~$6,599.99 USD~~ Sale price $6,599.99 USD
Unit price per

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Collection: Cylinder Block Components

IAG Performance IAG 600 Long Block Engine w/ Stage 2 Heads for 06-14 WRX, 04-13 FXT, 05-09 LGT.

IAG Performance IAG 600 Long Block Engine w/ Stage 2 Heads for 06-14 WRX, 04-13 FXT, 05-09 LGT.

IAG Performance IAG 550 Long Block Engine w/ Stage 1 Heads for 08-21 STI.

IAG Performance IAG 550 Long Block Engine w/ Stage 1 Heads for 08-21 STI.

IAG Performance IAG 550 Long Block Engine w/ Stage 1 Heads for 04-07 STI.

IAG Performance IAG 550 Long Block Engine w/ Stage 1 Heads for 04-07 STI.

IAG Performance IAG 550 Long Block Engine w/ Stage 1 Heads for 06-14 WRX, 04-13 FXT, 05-09 LGT.

IAG Performance IAG 550 Long Block Engine w/ Stage 1 Heads for 06-14 WRX, 04-13 FXT, 05-09 LGT.

IAG Performance Stage 5 CNC Ported Heads w/ +1mm Ferrea Valves & GSC S3 Cams W25 Casting

IAG Performance Stage 5 CNC Ported Heads w/ +1mm Ferrea Valves & GSC S3 Cams W25 Casting

IAG Performance Stage 5 CNC Ported Heads w/ +1mm Ferrea Valves & GSC S3 Cams V25 Casting

IAG Performance Stage 5 CNC Ported Heads w/ +1mm Ferrea Valves & GSC S3 Cams V25 Casting

IAG Performance Stage 5 CNC Ported Heads w/ +1mm Ferrea Valves & GSC S3 Cams S20 Casting

IAG Performance Stage 5 CNC Ported Heads w/ +1mm Ferrea Valves & GSC S3 Cams S20 Casting

IAG Performance Stage 5 CNC Ported Heads w/CM w/ +1mm Ferrea Valves & GSC S3 CamsS20 Casting

IAG Performance Stage 5 CNC Ported Heads w/CM w/ +1mm Ferrea Valves & GSC S3 CamsS20 Casting

IAG Performance Stage 5 CNC Ported Heads w/ +1mm Ferrea Valves & GSC S3 Cams N25 Casting

IAG Performance Stage 5 CNC Ported Heads w/ +1mm Ferrea Valves & GSC S3 Cams N25 Casting

IAG Performance Stage 5 CNC Ported Heads w/ +1mm Ferrea Valves & GSC S3 Cams D25 Casting

IAG Performance Stage 5 CNC Ported Heads w/ +1mm Ferrea Valves & GSC S3 Cams D25 Casting

IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S3 Camshafts W25 Casting

IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S3 Camshafts W25 Casting

IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S2 Camshafts W25 Casting

IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S2 Camshafts W25 Casting

IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S3 Camshafts V25 Casting

IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S3 Camshafts V25 Casting

IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S2 Camshafts V25 Casting

IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S2 Camshafts V25 Casting

IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S3 Camshafts S20 Casting

IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S3 Camshafts S20 Casting

IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S2 Camshafts S20 Casting

IAG Performance Stage 4 CNC Ported Heads w/ +1mm GSC Valves & GSC S2 Camshafts S20 Casting