IAG Performance IAG 1150 EJ25 Closed Deck Case - No Bore & Hone / 14mm H.S.M.
$4,359.99
JGJS_IAG-ENG-C115
Cylinder Block Components
Engine
Engine Block
It's no secret that the OEM Subaru case halves, or "block," aren't exactly the strongest. IAG has developed a process to greatly improve the...
IAG Performance IAG 1150 Closed Deck Long Block Engine w/ IAG 1150 W Heads / GSC S3 Cams
$18,200.00
JGJS_IAG-ENG-L115W3
Cylinder Block Components
Engine
Engine Long Block
The IAG Performance Hand-Built Subaru EJ25 Closed Deck Long Block Engine Packages are a complete, valve cover to valve cover, crate engine. The Long...
IAG Performance IAG 1150 Closed Deck Long Block Engine w/ IAG 1150 N Heads / GSC S3 Cams
$18,200.00
JGJS_IAG-ENG-L115N3
Cylinder Block Components
Engine
Engine Long Block
The IAG Performance Hand-Built Subaru EJ25 Closed Deck Long Block Engine Packages are a complete, valve cover to valve cover, crate engine. The Long...
IAG Performance IAG 550 Long Block Engine w/ IAG 550 W Heads for 2008-18 STI
$9,799.99
$9,499.99
JGJS_IAG-ENG-L550W
Cylinder Block Components
Engine
Engine Long Block
The IAG Performance Hand-Built 550 Subaru EJ25 Long Block Packages are a complete, valve cover to valve cover, crate engine. The Long Blocks feature...
IAG Performance IAG 750 EJ25 Closed Deck Case - w/ Bore & Hone / 11mm H.S.M
$2,949.99
JGJS_IAG-ENG-C750BH
Cylinder Block Components
Engine
Engine Block
It's no secret that the OEM Subaru case halves, or "block," aren't exactly the strongest. IAG has developed a process to greatly improve the...
IAG Performance IAG 800 FA20 DIT Closed Deck Long Block Engine w/ IAG 800 Heads
$18,500.00
JGJS_IAG-ENG-L800
Cylinder Block Components
Engine
Engine Long Block
The IAG Performance Hand-Built 800 Subaru FA20F (DIT) is a great choice for those looking to get more out of their modified WRX. Each...
IAG Performance IAG 950 EJ20 Subaru Closed Deck Short Block For 2002-05 WRX - 950 BHP
$5,999.99
JGJS_IAG-ENG-S955
Cylinder Block Components
Engine
Engine Short Block
The IAG 950 EJ20 Short Block is the ultimate "weekend racer" block. Built to withstand up to 950 BHP, this is our strongest "Street"...
IAG Performance IAG 750 Closed Deck Long Block Engine w/ IAG 750 N Heads
$12,500.00
JGJS_IAG-ENG-L750N
Cylinder Block Components
Engine
Engine Long Block
The IAG Performance Hand-Built Subaru EJ25 Closed Deck Long Block Engine Packages are a complete, valve cover to valve cover, crate engine. The Long...
IAG Performance IAG 550 2.5L Subaru Short Block for WRX, STI, Legacy GT, Forester XT - 550 BHP
$3,999.99
JGJS_IAG-ENG-S550
Cylinder Block Components
Engine
Engine Short Block
The IAG 550 Short Block is designed for modified EJ25 Subarus that need a stronger short block to support increased cylinder pressures created by...
IAG Performance IAG 1150 EJ25 Closed Deck Case - w/ Bore & Hone / 14mm H.S.M
$4,699.99
JGJS_IAG-ENG-C115BH
Cylinder Block Components
Engine
Engine Block
It's no secret that the OEM Subaru case halves, or "block," aren't exactly the strongest. IAG has developed a process to greatly improve the...
IAG Performance IAG 950 EJ25 Closed Deck Case - No Bore & Hone / 14mm H.S.M
$3,049.99
JGJS_IAG-ENG-C950
Cylinder Block Components
Engine
Engine Block
It's no secret that the OEM Subaru case halves, or "block," aren't exactly the strongest. IAG has developed a process to greatly improve the...
IAG Performance IAG 800 FA20 DIT Subaru Closed Deck Short Block for 2015-21 WRX - 800 BHP
$6,299.99
JGJS_IAG-ENG-S800
Cylinder Block Components
Engine
Engine Short Block
The IAG 800 Short Block is designed for modified FA20 DIT Subaru WRXs that need a stronger short block to support increased cylinder pressures...
IAG Performance IAG 950 Closed Deck Long Block Engine w/ IAG 950 N Heads
$13,700.00
JGJS_IAG-ENG-L950N
Cylinder Block Components
Engine
Engine Long Block
The IAG Performance Hand-Built Subaru EJ25 Closed Deck Long Block Engine Packages are a complete, valve cover to valve cover, crate engine. The Long...
IAG Performance IAG 800 FA20 Subaru Closed Deck Short Block Low Compression - 800 BHP
$6,299.99
JGJS_IAG-ENG-S886L
Cylinder Block Components
Engine
Engine Short Block
The IAG 800 Short Block is designed for modified FA20 Subaru BRZs or FT86s that need a stronger short block to support increased cylinder...
IAG Performance IAG 550 Long Block Engine w/ IAG 550 V Heads
$9,799.99
JGJS_IAG-ENG-L550V
Cylinder Block Components
Engine
Engine Long Block
The IAG Performance Hand-Built 550 Subaru EJ25 Long Block Packages are a complete, valve cover to valve cover, crate engine. The Long Blocks feature...
IAG Performance IAG 550 Long Block Engine w/ IAG 550 D Heads
$9,799.99
JGJS_IAG-ENG-L550D
Cylinder Block Components
Engine
Engine Long Block
The IAG Performance Hand-Built 550 Subaru EJ25 Long Block Packages are a complete, valve cover to valve cover, crate engine. The Long Blocks feature...
IAG Performance IAG 750 EJ20 Subaru Closed Deck Short Block For 2002-05 WRX - 750 BHP
$5,599.99
JGJS_IAG-ENG-S755
Cylinder Block Components
Engine
Engine Short Block
The IAG 750 Short Block is designed to solve the majority of common problems which plague modified EJ20 engines, especially at higher horsepower levels....
IAG Performance IAG 1150 Closed Deck Long Block Engine w/ IAG 1150 W Heads/ GSC S2 Cams
$18,200.00
$17,500.00
JGJS_IAG-ENG-L115W2
Cylinder Block Components
Engine
Engine Long Block
The IAG Performance Hand-Built Subaru EJ25 Closed Deck Long Block Engine Packages are a complete, valve cover to valve cover, crate engine. The Long...
IAG Performance IAG 1150 Closed Deck Long Block Engine w/ IAG 1150 D Heads / GSC S3 Cams
$18,200.00
JGJS_IAG-ENG-L115D3
Cylinder Block Components
Engine
Engine Long Block
The IAG Performance Hand-Built Subaru EJ25 Closed Deck Long Block Engine Packages are a complete, valve cover to valve cover, crate engine. The Long...
IAG Performance IAG 1150 Closed Deck Long Block Engine w/ IAG 1150 V Heads / GSC S2 Cams
$18,200.00
JGJS_IAG-ENG-L115V2
Cylinder Block Components
Engine
Engine Long Block
The IAG Performance Hand-Built Subaru EJ25 Closed Deck Long Block Engine Packages are a complete, valve cover to valve cover, crate engine. The Long...
IAG Performance IAG 1150 Closed Deck Long Block Engine w/ IAG 1150 S Heads / GSC S2 Cams
$18,400.00
JGJS_IAG-ENG-L115SC2
Cylinder Block Components
Engine
Engine Long Block
The IAG Performance Hand-Built Subaru EJ25 Closed Deck Long Block Engine Packages are a complete, valve cover to valve cover, crate engine. The Long...
IAG Performance IAG 750 Closed Deck Long Block Engine w/ IAG 750 V Heads
$12,500.00
JGJS_IAG-ENG-L750V
Cylinder Block Components
Engine
Engine Long Block
The IAG Performance Hand-Built Subaru EJ25 Closed Deck Long Block Engine Packages are a complete, valve cover to valve cover, crate engine. The Long...
IAG Performance IAG 950 EJ25 Closed Deck Case - w/ Bore & Hone / 14mm H.S.M
$3,399.99
JGJS_IAG-ENG-C950BH
Cylinder Block Components
Engine
Engine Block
It's no secret that the OEM Subaru case halves, or "block," aren't exactly the strongest. IAG has developed a process to greatly improve the...
IAG Performance IAG 800 FA20 DIT Closed Deck Case Half Set - No Bore & Hone
$2,999.99
JGJS_IAG-ENG-C800
Cylinder Block Components
Engine
Engine Block
It's no secret that the OEM Subaru case halves, or "block," aren't exactly the strongest. IAG has developed a process to greatly improve the...
IAG Performance IAG 550 Long Block Engine w/ IAG 550 S Heads for 2002-05 WRX
$9,999.99
JGJS_IAG-ENG-L550SC
Cylinder Block Components
Engine
Engine Long Block
The IAG Performance Hand-Built 550 Subaru EJ25 Long Block Packages are a complete, valve cover to valve cover, crate engine. The Long Blocks feature...
IAG Performance IAG 750 Closed Deck Long Block Engine w/ IAG 750 D Heads
$12,500.00
JGJS_IAG-ENG-L750D
Cylinder Block Components
Engine
Engine Long Block
The IAG Performance Hand-Built Subaru EJ25 Closed Deck Long Block Engine Packages are a complete, valve cover to valve cover, crate engine. The Long...
IAG Performance IAG 800 FA20 DIT Closed Deck Case Half Set - w/ Bore & Hone
$3,349.99
JGJS_IAG-ENG-C800BH
Cylinder Block Components
Engine
Engine Block
It's no secret that the OEM Subaru case halves, or "block," aren't exactly the strongest. IAG has developed a process to greatly improve the...
IAG Performance IAG 750 EJ20 Closed Deck Case - No Bore & Hone / 11mm H.S.M
$2,599.99
JGJS_IAG-ENG-C755
Cylinder Block Components
Engine
Engine Block
It's no secret that the OEM Subaru case halves, or "block," aren't exactly the strongest. IAG has developed a process to greatly improve the...
IAG Performance IAG 750 Closed Deck Long Block Engine w/ IAG 750 S Heads - EJ20
$12,500.00
JGJS_IAG-ENG-L755S
Cylinder Block Components
Engine
Engine Long Block
The IAG Performance Hand-Built Subaru EJ20 Closed Deck Long Block Engine Packages are a complete, valve cover to valve cover, crate engine. The Long...
IAG Performance IAG 950 Closed Deck Long Block Engine w/ IAG 950 W Heads for 2008-18 STI
$13,700.00
JGJS_IAG-ENG-L950W
Cylinder Block Components
Engine
Engine Long Block
The IAG Performance Hand-Built Subaru EJ25 Closed Deck Long Block Engine Packages are a complete, valve cover to valve cover, crate engine. The Long...
IAG Performance IAG 600 FA20 Subaru Short Block Low Compression - 600 BHP
$5,099.99
JGJS_IAG-ENG-S686L
Cylinder Block Components
Engine
Engine Short Block
The IAG 600 Short Block is designed for stock or modified FA20 Subaru BRZs that need a stronger short block to support increased cylinder...
IAG Performance IAG 600 FA20 Short Block Standard Compression - 600 BHP
$5,099.99
JGJS_IAG-ENG-S686H
Cylinder Block Components
Engine
Engine Short Block
The IAG 600 Short Block is designed for stock or modified FA20 Subaru BRZs that need a stronger short block to support increased cylinder...
IAG Performance IAG 1150 Closed Deck Long Block Engine w/ IAG 1150 V Heads / GSC S3 Cams
$18,200.00
JGJS_IAG-ENG-L115V3
Cylinder Block Components
Engine
Engine Long Block
The IAG Performance Hand-Built Subaru EJ25 Closed Deck Long Block Engine Packages are a complete, valve cover to valve cover, crate engine. The Long...
IAG Performance IAG 950 Closed Deck Long Block Engine w/ IAG 950 V Heads
$13,700.00
JGJS_IAG-ENG-L950V
Cylinder Block Components
Engine
Engine Long Block
The IAG Performance Hand-Built Subaru EJ25 Closed Deck Long Block Engine Packages are a complete, valve cover to valve cover, crate engine. The Long...
IAG Performance IAG 950 Closed Deck Long Block Engine w/ IAG 950 S Heads - EJ20
$13,900.00
$13,000.00
JGJS_IAG-ENG-L955S
Cylinder Block Components
Engine
Engine Long Block
The IAG Performance Hand-Built Subaru EJ20 Closed Deck Long Block Engine Packages are a complete, valve cover to valve cover, crate engine. The Long...
IAG Performance IAG 550 Long Block Engine w/ IAG 550 N Heads for 2018+ STI RA, 2019+ STI & S209
$9,799.99
JGJS_IAG-ENG-L550N
Cylinder Block Components
Engine
Engine Long Block
The IAG Performance Hand-Built 550 Subaru EJ25 Long Block Packages are a complete, valve cover to valve cover, crate engine. The Long Blocks feature...
