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Short Blocks & Internals

Short Blocks & Internals

Subaru Short Blocks & Internals

Short Blocks & Internals

IAG Performance sells Short Blocks and Internal Engine Parts for your 2002-2023 Subaru WRX, STI, Legacy GT, Forester XT. We have all the parts you to complete an engine rebuild in your Subaru such as Shorts Blocks, Cranks, Rods, Pistons, Bearings, Cases, and more.

Here are just a few of the brands we carry- ACL, Brian Crower, CP Pistons, Carrillo, Clevite, Eagle, IAG Performance, JE Pistons, K1 Technologies, Killer B Motorsport, King Engine Bearings, Manley Performance, Subaru.

Connecting Rods

Connecting Rods

EJ20 Short Blocks

EJ20 Short Blocks

EJ25 Short Blocks

EJ25 Short Blocks

FA20 Short Blocks

FA20 Short Blocks

FA20DIT Short Blocks

FA20DIT Short Blocks

FA24F Short Blocks

FA24F Short Blocks

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550 BHP

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IAG Performance

IAG 550 2.5L Subaru Short Block for WRX, STI, Legacy GT, Forester XT - 550 BHP
Availability: Usually Ships in 24 to 72 Hours

$3,999.99

IAG 550 EJ25 2.5L SUBARU SHORT BLOCK window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS.push({ uuid: 's-c96c5173-3a93-4dd2-a22b-1463d6a5535d' }) ...

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750 BHP

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IAG Performance

IAG 750 EJ20 Subaru Closed Deck Short Block For 2002-05 WRX - 750 BHP
Availability: Usually Ships in 2 to 3 Weeks

$4,999.99

IAG 750 EJ20 2.0L SUBARU SHORT BLOCK window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS.push({ uuid: 's-014fa3ed-a60a-4954-83a3-d7159ca9361e' }) ...

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750 BHP

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IAG Performance

IAG 750 EJ25 Subaru Closed Deck Short Block For WRX, STI, LGT, FXT - 750BHP
Availability: 750 Usually Ships in 24-72 Hours / 750IH in 1-2 Weeks

MSRP:

$4,999.99 - $5,099.99

IAG 750 EJ25 2.5L SUBARU SHORT BLOCK window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS.push({ uuid: 's-746264b6-6afe-43ed-90c4-3430111a1dc3' }) ...

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950 BHP

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IAG Performance

IAG 950 EJ25 Subaru Closed Deck Short Block For WRX, STI, LGT, FXT - 950 BHP
Availability: Usually Ships in 24 to 72 Hours

$5,999.99

IAG 950 EJ25 2.5L SUBARU SHORT BLOCK window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS.push({ uuid: 's-2b23c85b-2d6b-499b-84ba-196d50d44763' }) ...

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950 BHP

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IAG Performance

IAG 950 EJ20 Subaru Closed Deck Short Block For 2002-05 WRX - 950 BHP
Availability: Usually Ships in 24 to 72 Hours

$5,999.99

IAG 950 EJ20 2.0L SUBARU SHORT BLOCK window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS.push({ uuid: 's-027d1542-8393-4f80-a7c7-a9031042cf80' }) ...

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1150 BHP

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IAG Performance

IAG 1150 2.5L Subaru Closed Deck Short Block For WRX, STI, LGT, FXT - 1150 BHP
Availability: Usually Ships in 24 to 72 Hours

$8,999.99

IAG 1150 EJ25 2.5L SUBARU SHORT BLOCK window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS.push({ uuid: 's-c654e6f4-6f53-4f14-8ea4-ae528a102c9d' }) ...

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1100+ BHP

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IAG Performance

IAG Performance / Crest CNC Stage X 2.5L Subaru Billet Aluminum Short Block For WRX, STI, LGT, FXT
Availability: Usually Ships in 6+ Months

$17,599.99

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 /...

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600 BHP

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IAG Performance

IAG 600 FA20 DIT Subaru Short Block for 2015-21 WRX - 600 BHP
Availability: Usually Ships in 1 to 2 Weeks

$4,799.99

IAG 600 FA20 DIT 2.0L SUBARU SHORT BLOCK window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS.push({ uuid: 's-bf1fb559-df2c-4799-a256-8799dfda2f3d' }) ...

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600 BHP

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IAG Performance

IAG 600 FA20 Short Block For 2013-20 BRZ / FR-S / GT-86 (Standard Compression 12.5:1) - 600 BHP
Availability: Usually Ships in 1 to 2 Weeks

$4,799.99

IAG 600 FA20 FT86/BRZ 2.0L SUBARU SHORT BLOCK WITH 12.5:1 STANDARD COMPRESSION window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS.push({ uuid:...

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600 BHP

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IAG Performance

IAG 600 FA20 Subaru Short Block for 2013-20 BRZ / FR-S / GT86 (10.5:1 Compression Ratio) - 600 BHP
Availability: Usually Ships in 1 to 2 Weeks

$4,799.99

IAG 600 FA20 FT86/BRZ 2.0L SUBARU SHORT BLOCK WITH 10.5:1 LOW COMPRESSION window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS.push({ uuid:...

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800 BHP

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IAG Performance

IAG 800 FA20 DIT Subaru Closed Deck Short Block for 2015-21 WRX - 800 BHP
Availability: Usually Ships in 1 to 2 Weeks

$5,999.99

IAG 800 FA20 DIT 2.0L SUBARU SHORT BLOCK window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS.push({ uuid: 's-e2f1652a-a386-436b-8a68-8e48d60baf9d' }) ...

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800 BHP

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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: Usually Ships in 1 to 2 Weeks

$5,999.99

IAG 800 FA20 FT86/BRZ 2.0L SUBARU SHORT BLOCK WITH 12.5:1 STANDARD COMPRESSION window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS.push({ uuid:...

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800 BHP

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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: Usually Ships in 1 to 2 Weeks

$5,999.99

IAG 800 FA20 FT86/BRZ 2.0L SUBARU SHORT BLOCK WITH 10.5:1 LOW COMPRESSION window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS.push({ uuid:...

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IAG Performance

IAG 750 EJ20 Closed Deck Case - 11mm H.S.M. - For Subaru WRX, STI, FXT & LGT
Availability: No Bore & Hone Usually Ships in 2 to 3 Weeks/Bore & Hone Usually Ships in 3 to 4 Weeks

MSRP:

$2,199.99 - $2,549.99

IAG 750 EJ20 CLOSED DECK CASE window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); ...

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IAG Performance

IAG 750 EJ25 Closed Deck Case - 11mm H.S.M. - For Subaru WRX, STI, FXT & LGT
Availability: No Bore & Hone Usually Ships in 2 to 3 Weeks/Bore & Hone Usually Ships in 3 to 4 Weeks

MSRP:

$2,199.99 - $2,549.99

IAG 750 EJ25 CLOSED DECK CASE window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS.push({ uuid: 's-f339dcd9-e27b-4338-ba11-b288cada06ca' }) PLANNING TO BUILD...

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IAG Performance

IAG 950 EJ20 Closed Deck Case - 14mm H.S.M., Fire-Lock - For Subaru WRX, STI, LGT, FXT
Availability: No Bore & Hone Usually Ships in 2 to 3 Weeks/Bore & Hone Usually Ships in 3 to 4 Weeks

MSRP:

$2,999.99 - $3,349.99

IAG 950 EJ20 CLOSED DECK CASE window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS.push({ uuid: 's-90de3419-e679-418e-8154-04d34f7e0c60' }) PLANNING TO BUILD...

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IAG Performance

IAG 950 EJ25 Closed Deck Case - 14mm H.S.M., Fire-Lock - For Subaru WRX, STI, LGT, FXT
Availability: No Bore & Hone Usually Ships in 2 to 3 Weeks/Bore & Hone Usually Ships in 3 to 4 Weeks

MSRP:

$2,649.99 - $2,999.99

IAG 950 EJ25 CLOSED DECK CASE window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS.push({ uuid: 's-02ff1e70-3d5c-4fa9-92d5-0b6faa5a004a' }) PLANNING TO BUILD...

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IAG Performance

IAG 1150 EJ25 Closed Deck Case - 14mm H.S.M., Fire-Lock, Pinned + Line Honed, ARP Case Bolts- For Subaru WRX, STI, LGT, FXT
Availability: No Bore & Hone Usually Ships in 2-3 Weeks / Bore & Hone Ships in 3-4 Weeks

MSRP:

$3,959.99 - $4,299.99

IAG 1150 EJ25 CLOSED DECK CASE window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS.push({ uuid: 's-6bf0b37e-c3eb-4928-855b-d828aeabf8a7' }) OUR STRONGEST...

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IAG Performance

IAG / Crest CNC Billet Aluminum EJ25 Subaru Case Halves For WRX, STI, Forester XT & Legacy GT
Availability: Usually Ships in 4 to 6 Months

$11,549.99

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. The IAG / Crest CNC EJ Block, (Formerly Willall) is machined from 6061-T6...

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IAG Performance

IAG 800 FA20 DIT Closed Deck Case Half Set for 2015-21 Subaru WRX
Availability: No Bore & Hone Usually Ships in 2 to 3 Weeks/Bore & Hone Usually Ships in 3 to 4 Weeks

MSRP:

$2,599.99 - $2,949.99

IAG 800 FA20DIT CLOSED DECK CASE FOR 2015-2021 SUBARU WRX window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS.push({ uuid: 's-4686d622-702c-4408-90a4-4a5b3211b6a8'...

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IAG Performance

IAG 800 FA20 Closed Deck Case Half Set for 13-20 Subaru BRZ, 13-16 FR-S, 17-20 86
Availability: No Bore & Hone Usually Ships in 2 to 3 Weeks/Bore & Hone Usually Ships in 3 to 4 Weeks

MSRP:

$2,599.99 - $2,949.99

IAG 800 FA20 CLOSED DECK CASE FOR BRZ/FRS/GT86 window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS.push({ uuid: 's-9f690a53-da27-4e1c-979f-bd33b403ce16' }) ...

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Subaru FHI

Subaru Type RA EJ25 Short Block Build Bundle For 04-21 STI, 06-14 WRX, 04-13 FXT, 05-09 LGT
Availability: Usually Ships in 3 to 5 Days

$2,879.99

The 2018 Subaru Type RA Short Block is known as one of the best STI short blocks from the factory. Did you know the 2019-21 STI received the Type RA Short Block? Many enthusiasts seek this short block as a cost-effective OEM plus style upgrade due to its...

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Subaru FHI

Subaru / FHI Type RA 2.5L Turbo Short Block Engine For 2018 + STI RA
Availability: Usually Ships in 3 to 5 Days

$2,390.61

The Subaru OEM 2.5L 2018+ Type RA STI Short Block comes assembled from Subaru with new pistons, rods, bearings and crankshaft. The engine can be used as a replacement short block for the 2.5L turbo WRX, Forester XT and 2005-09 Legacy GT models as well as...

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Subaru FHI

Subaru / FHI 2.5L Turbo Short Block Engine For 2004-21 STI, 06-14 WRX, 05-09 LGT, 04-13 FXT

$2,532.47

The Subaru OEM 2.5L 2004-2021 STI Short Block comes assembled with new pistons, rods, bearings and crankshaft. The engine can be used as a replacement short block for 2.5L turbo WRX, Forester XT and Legacy GT models as well as an upgrade for 2.0L EJ20...

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Manley Performance

Manley Turbo Tuff Extreme Duty Piston Set For Subaru EJ25

$861.98

Manley's Turbo Tuff Extreme Duty pistons are manufactured from 2618 high strength material. The lightweight forging features an offset wrist pin design for quieter startups. The Extreme Duty series pistons set upgrades the standard pins to 9310 alloy...

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Manley Performance

Manley Subaru EJ25 Stroker Series 2.7L Billet Crankshaft 83mm Stroke

$1,954.24

The Manley Subaru EJ25 2.7L stroker crankshaft is manufactured from premium multi-heat treated lightweight 4340 billet steel and nitrided for additional strength. The crank features fully profiled knife edged counterweights and is stress relieved as well...

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Manley Performance

Manley Pro Series I-Beam Connecting Rod Set For 2015-21 Subaru WRX, 13-20 BRZ / FR-S

$1,096.00

The Manley Pro Series I-Beam Connecting Rod Set is forged from 4340 aircraft quality vacuum degassed material. Each rod is shot peened after machining to MIL spec. The rods are 100% individually magnafluxed and specifically designed to handle high...

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Brian Crower

Brian Crower I-Beam Connecting Rods with ARP2000 Rods Bolts for 2015-21 Subaru WRX, 13-20 BRZ - BC6617

$920.31

I BEAM CONNECTING RODS The BC I Beam rod features ARP�s venerable ARP2000 fasteners, rated to 220,000 p.s.i. This is the same rod as the BC I Beam Extreme, just installed with the more economically priced rod bolts (ARP2000). This I Beam rod is rated in...

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Brian Crower

Brian Crower Connecting Rods - Subaru EJ205-EJ257 - 5.141 - BC625+ w/ARP Custom Age 625+ Fasteners - BC6608

$863.48

PROH625+ CONNECTING RODS The ProH625+ rod from BC is the premier industry connecting rod. Made from aerospace grade 4340 steel, the ProH625+ utilizes every strength and benefit feature ever assembled in a connecting rod design. Incorporating ARP's...

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Brian Crower

Brian Crower Connecting Rods - Subaru EJ205/EJ257 - 5.141 - I-Beam w/ARP2000 Fasteners - BC6607

$920.31

I-BEAM CONNECTING RODS BC offers an I-Beam style connecting rod for those who prefer that traditional design over the H Beam style. The I-Beam is a proven configuration that is very popular among the forced induction crowd. Features ARP2000 bolts...

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