Sale 550 BHP Quick view IAG Performance IAG 550 2.5L Subaru Short Block for WRX, STI, Legacy GT, Forester XT - 550 BHP Availability: Built in the Order Received (3) $3,999.99 $3,599.99 IAG 550 EJ25 2.5L SUBARU SHORT BLOCK window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale 750 BHP Quick view IAG Performance IAG 750 EJ20 Subaru Closed Deck Short Block For 2002-05 WRX - 750 BHP Availability: Built in the Order Received (1) $4,999.99 $4,499.99 IAG 750 EJ20 2.0L SUBARU SHORT BLOCK window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale 750 BHP Quick view IAG Performance IAG 750 EJ25 Subaru Closed Deck Short Block For WRX, STI, LGT, FXT - 750BHP Availability: Built in the Order Received (5) $4,999.99 $4,499.99 IAG 750 EJ25 2.5L SUBARU SHORT BLOCK window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale 950 BHP Quick view IAG Performance IAG 950 EJ25 Subaru Closed Deck Short Block For WRX, STI, LGT, FXT - 950 BHP Availability: Built in the Order Received $5,999.99 $5,399.99 IAG 950 EJ25 2.5L SUBARU SHORT BLOCK window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale 950 BHP Quick view IAG Performance IAG 950 EJ20 Subaru Closed Deck Short Block For 2002-05 WRX - 950 BHP Availability: Built in the Order Received $5,999.99 $5,399.99 IAG 950 EJ20 2.0L SUBARU SHORT BLOCK window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale 1000 BHP Quick view IAG Performance IAG Stage 4 Tuff EJ20 Subaru Closed Deck Short Block For 2002-05 WRX Availability: Usually Ships in 24 to 72 Hours $6,599.99 $5,939.99 IAG Stage 4 Tuff Subaru EJ20 Closed Deck Short Block The IAG Stage 4 Tuff Short Block starts with brand new Subaru 2.0L engine case halves. IAG machines the case halves assembled together in our Haas VF-4SS CNC mill to accept the IAG CLOSED Deck Inserts... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale 1000 BHP Quick view IAG Performance IAG Stage 4 Tuff EJ25 Subaru Closed Deck Short Block For WRX, STI, LGT, FXT Availability: Usually Ships in 24 to 72 Hours $6,599.99 $5,939.99 IAG Stage 4 Tuff Subaru EJ25 Closed Deck Short Block The IAG Stage 4 Tuff Short Block starts with brand new Subaru 2.5L engine case halves. IAG machines the case halves assembled together in our Haas VF-4SS CNC mill to accept the IAG CLOSED Deck Inserts... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale 1150 BHP Quick view IAG Performance IAG 1150 2.5L Subaru Closed Deck Short Block For WRX, STI, LGT, FXT - 1150 BHP Availability: Built in the Order Received $8,999.99 $8,099.99 IAG 1150 EJ25 2.5L SUBARU SHORT BLOCK window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale 1100+ BHP Quick view IAG Performance IAG Performance / Crest CNC Stage X 2.5L Subaru Billet Aluminum Short Block For WRX, STI, LGT, FXT Availability: Usually Ships in 4 to 6 Months $17,599.99 $14,959.99 IAG / Crest CNC Stage X Billet Aluminum EJ25 Subaru Short Block The CNC Billet Aluminum EJ case seeks to change the Subaru performance tuning market by reinventing the EJ and addressing virtually every weakness that exists in max-power builds. Each IAG /... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale 600 BHP Quick view IAG Performance IAG 600 FA20 DIT Subaru Short Block for 2015-21 WRX - 600 BHP Availability: Built in the Order Received (1) $4,799.99 $4,319.99 IAG 600 FA20 DIT 2.0L SUBARU SHORT BLOCK window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale 600 BHP Quick view IAG Performance IAG 600 FA20 Short Block For 2013-20 BRZ / FR-S / GT-86 (Standard Compression 12.5:1) - 600 BHP Availability: Built in the Order Received $4,799.99 $4,319.99 IAG 600 FA20 FT86/BRZ 2.0L SUBARU SHORT BLOCK WITH 12.5:1 STANDARD COMPRESSION window.SHOGUN_IMAGE_ELEMENTS... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale 600 BHP Quick view IAG Performance IAG 600 FA20 Subaru Short Block for 2013-20 BRZ / FR-S / GT86 (10.5:1 Compression Ratio) - 600 BHP Availability: Built in the Order Received $4,799.99 $4,319.99 IAG 600 FA20 FT86/BRZ 2.0L SUBARU SHORT BLOCK WITH 10.5:1 LOW COMPRESSION window.SHOGUN_IMAGE_ELEMENTS =... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale 675 BHP Quick view IAG Performance IAG Stage 2.5 FA20 DIT Subaru Closed Deck Short Block for 2015-2021 WRX Availability: Usually Ships in 24 to 72 Hours $5,699.99 $4,999.99 IAG Stage 2.5 FA20 DIT Closed Deck Short Block The IAG Stage 2.5 short block starts with new Subaru FA 2.0L engine case halves that are machined for improved oiling. Then IAG machines the case halves assembled together in our Haas VF-4SS CNC mill to... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale 675 BHP Quick view IAG Performance IAG Stage 2.5 FA20 Subaru Closed Deck Short Block for 2013-20 BRZ / FR-S / GT86 (10.5:1 Compression Ratio) Availability: Usually Ships in 24 to 72 Hours $5,699.99 $4,999.99 IAG Stage 2.5 FA20 Closed Deck Short Block The IAG Stage 2.5 short block starts with new Subaru FA 2.0L BRZ engine case halves that are machined for improved oiling. Then IAG machines the case halves assembled together in our Haas VF-4SS CNC mill to... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale 675 BHP Quick view IAG Performance IAG Stage 2.5 FA20 Subaru Closed Deck Short Block for 2013-20 BRZ / FR-S / GT86 (Standard Compression 12.5:1) Availability: Usually Ships in 24 to 72 Hours $5,699.99 $4,999.99 IAG Stage 2.5 FA20 Closed Deck Short Block The IAG Stage 2.5 short block starts with new Subaru FA 2.0L BRZ engine case halves that are machined for improved oiling. Then IAG machines the case halves assembled together in our Haas VF-4SS CNC mill to... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale 800 BHP Quick view IAG Performance IAG 800 FA20 DIT Subaru Closed Deck Short Block for 2015-21 WRX - 800 BHP Availability: Built in the Order Received (1) $5,999.99 $5,399.99 IAG 800 FA20 DIT 2.0L SUBARU SHORT BLOCK window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale 800 BHP Quick view IAG Performance IAG 800 FA20 Subaru Closed Deck Short Block for 2013-20 BRZ / FR-S / GT86 (12.5:1 Compression Ratio) - 800 BHP Availability: Built in the Order Received $5,999.99 $5,399.99 IAG 800 FA20 FT86/BRZ 2.0L SUBARU SHORT BLOCK WITH 12.5:1 STANDARD COMPRESSION window.SHOGUN_IMAGE_ELEMENTS... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale 800 BHP Quick view IAG Performance IAG 800 FA20 Subaru Closed Deck Short Block for 2013-20 BRZ / FR-S / GT86 (10.5:1 Compression Ratio) - 800 BHP Availability: Built in the Order Received $5,999.99 $5,399.99 IAG 800 FA20 FT86/BRZ 2.0L SUBARU SHORT BLOCK WITH 10.5:1 STANDARD COMPRESSION window.SHOGUN_IMAGE_ELEMENTS... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale Quick view IAG Performance IAG 550 Long Block Engine w/ IAG 550 Heads for 02-14 WRX, 04-21 STI, 04-13 FXT, 05-09 LGT Availability: Built in the Order Received MSRP: $9,499.99 $8,074.99 - $8,244.99 IAG 550 LONG BLOCK ENGINE WITH IAG 550 HEADS FOR 02-14 WRX, 04-21 STI, 04-13 FXT, 05-09 LGT ... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale Quick view IAG Performance IAG 750 Closed Deck Long Block Engine w/ IAG 750 Heads for 02-14 WRX, 04-21 STI, 04-13 FXT, 05-09 LGT Availability: Built in the Order Received MSRP: $11,799.99 $10,029.99 - $10,199.99 IAG 750 LONG BLOCK ENGINE WITH IAG 750 HEADS FOR 02-14 WRX, 04-21 STI, 04-13 FXT, 05-09 LGT ... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale Quick view IAG Performance IAG 950 Closed Deck Long Block Engine w/ IAG 950 Heads for 02-14 WRX, 04-21 STI, 04-13 FXT, 05-09 LGT Availability: Built in the Order Received (2) MSRP: $12,999.99 $11,049.99 - $11,219.99 IAG 950 LONG BLOCK ENGINE WITH IAG 950 HEADS FOR 02-14 WRX, 04-21 STI, 04-13 FXT, 05-09 LGT ... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Quick view IAG Performance IAG 1150 Closed Deck Long Block Engine w/ IAG 1150 Heads for 02-14 WRX, 04-21 STI, 04-13 FXT, 05-09 LGT Availability: Built in the Order Received MSRP: $14,874.99 - $15,044.99 IAG 1150 LONG BLOCK ENGINE WITH IAG 1150 HEADS FOR 02-14 WRX, 04-21 STI, 04-13 FXT, 05-09 LGT window... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale Quick view IAG Performance IAG 800 FA20 DIT Closed Deck Long Block Engine w/ IAG 800 Heads for 2015-21 Subaru WRX Availability: Built in the Order Received $16,499.99 $14,024.99 IAG 800 FA20F DIT TIMED LONG BLOCK FOR 2015-2021 WRX window.SHOGUN_IMAGE_ELEMENTS =... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale Quick view IAG Performance IAG 600 FA20 DIT Long Block Engine w/ IAG 600 Heads for 2015-21 Subaru WRX Availability: Built in the Order Received $13,999.99 $11,899.99 IAG 600 FA20F DIT TIMED LONG BLOCK FOR 2015-2021 WRX window.SHOGUN_IMAGE_ELEMENTS =... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale Quick view IAG Performance IAG Long Block Basic Installation Kit Availability: Usually Ships in 24 to 72 Hours (1) $1,699.99 $1,444.99 The IAG Long Block Engine Basic Installation Kits provide all of the basic components needed to install one of our EJ25 Long Block Engine Packages in one complete kit. All fluids for initial break-in are included. Just select the kit which fits your year... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Sale Quick view IAG Performance IAG Long Block Basic Installation Kit for 2015-21 WRX FA20F DIT Availability: Usually Ships in 24 to 72 Hours $999.99 $849.99 The IAG Long Block Engine Basic Installation Kits provide all of the basic components needed to install one of our FA20F DIT WRX Long Block Engine Packages in one complete kit. All fluids for initial break-in are included. Components Included: (x2)... Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Sale Sold Out Quick view IAG Performance IAG Fire-Lock 2.5L Head Gaskets (1 Pair w/ Fire-Lock Rings) for Subaru EJ25 / EJ257, 100mm, .051", for 14mm Head Studs Availability: Usually Ships in 24 to 72 Hours $299.99 $254.99 After years of research and development testing, the IAG Performance Fire-Lock™ head gasket is the newest solution to preventing head gasket failure on high horsepower and high boost Subaru EJ25 engines. This solution is loosely derived from diesel... Out of Stock Out of Stock Add to Wish List Add to My Wish List Create New Wish List
Sale Quick view IAG Performance IAG Fire-Lock 2.0L Head Gaskets (1 Pair w/ Fire-Lock Rings) Subaru EJ20, 93.5mm, .051", for 14mm Head Studs Only Availability: Usually Ships in 24 to 72 Hours $299.99 $254.99 The IAG Performance Fire-Lock head gasket solution was created after years of research and development testing to prevent head gasket failure on high horsepower and high boost Subaru EJ Series engines. This solution is loosely derived from diesel... Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Sale Quick view IAG Performance IAG Cooper Ring Head Gasket for Subaru EJ25 / EJ257, 100mm, .051", For 1/2" & 11mm Head Studs (1 Pair) Availability: Usually Ships in 24 to 72 Hours (3) $249.99 $212.49 The IAG Performance Cooper ring head gasket is manufactured from an asbestos-free composite raw material and features silicone based beading applied to critical areas to improve sealing around all water and oil passages. What sets this gasket apart from... Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Sale Sold Out Quick view IAG Performance IAG Cooper Ring Head Gasket for Subaru EJ25 / EJ257, 100mm, .051", For 1/2" and 11mm Head Studs (1) Availability: Usually Ships in 24 to 72 Hours $129.99 $110.49 The IAG Performance Cooper ring head gasket is manufactured from an asbestos-free composite raw material and features silicone based beading applied to critical areas to improve sealing around all water and oil passages. What sets this gasket apart from... Out of Stock Out of Stock Add to Wish List Add to My Wish List Create New Wish List