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Vendor:IAG PerformanceIAG Replacement ARP 14mm Head Stud Washer (1)
Regular price $9.99Sale price $9.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG Fire-Lock 2.0L FA20 Head Gaskets (1 Pair w/ Fire-Lock Rings) For 14mm Head Studs Only
Only 10 leftRegular price $329.99Sale price $329.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG Short Block Copper O-Ring Wire & Install Tool Kit
Only 9 leftRegular price $39.99Sale price $39.99 Regular priceUnit price per -
950 BHPVendor:IAG PerformanceIAG 950 EJ25 Subaru Closed Deck Short Block For WRX, STI, LGT, FXT - 950 BHP
Regular price $6,499.99Sale price $6,499.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG Black Racing Timing Belt for 2002-14 Subaru WRX, 04-21 STI, 04-13 FXT, 05-12 LGT
Only 17 leftRegular price $229.99Sale price $229.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG / RCM Alloy Camshaft Sprockets (4 PCS) Kit For NON AVCS 02-05 WRX
Only 11 leftRegular price $669.99Sale price $669.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG / RCM Alloy Cam Sprocket (Left Hand Intake) For 2002-05 WRX
Only 11 leftRegular price $219.99Sale price $219.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG Beehive Valve Spring and Titanium Retainer Set for Subaru EJ Engine
Only 9 leftRegular price $479.99Sale price $479.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG Timing Belt Kit with IAG Black Racing Belt, Timing Guide, Adjustable Idlers & Tensioner for 02-14 WRX, 04-21 STI
Only 10 leftRegular price $699.99Sale price $699.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG / RCM Alloy Cam Sprocket (Right Hand Intake) For 02-05 WRX
Regular price $169.99Sale price $169.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG Performance V2 Competition Series EJ Timing Belt Tensioner
Regular price $589.99Sale price $589.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG 750 CNC Pocket Ported Competition Cylinder Heads Package for 02-14 WRX, 04-21 STI, 05-09 LGT, 04-13 FXT
Regular price From $3,999.99Sale price From $3,999.99 Regular priceUnit price per -
800 BHPVendor:IAG PerformanceIAG 800 FA20 Subaru Closed Deck Short Block for 2013-20 BRZ / FR-S / GT86 (10.5:1 Compression Ratio) - 800 BHP
Regular price $6,499.99Sale price $6,499.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG Threaded Plugs for FA Cylinder Heads (Set of 8)
Regular price $129.99Sale price $129.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG Replacement ARP 1/2" Head Stud (1)
Only 13 leftRegular price $59.99Sale price $59.99 Regular priceUnit price per -
800 BHPVendor:IAG PerformanceIAG 800 FA20 DIT Subaru Closed Deck Short Block for 2015-21 WRX - 800 BHP
Regular price $6,499.99Sale price $6,499.99 Regular priceUnit price per -
600 BHPVendor:IAG PerformanceIAG 600 FA20 Subaru Short Block for 2013-20 BRZ / FR-S / GT86 (10.5:1 Compression Ratio) - 600 BHP
Regular price $5,249.99Sale price $5,249.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG 105K Service Package w/ AISIN Water Pump Fits 2005-09 Subaru Legacy GT
Regular price $769.99Sale price $769.99 Regular priceUnit price per -
600 BHPVendor:IAG PerformanceIAG 600 FA20 DIT Long Block Engine w/ IAG 600 Heads for 2015-21 Subaru WRX
Regular price $16,499.99Sale price $16,499.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG 950 EJ25 Closed Deck Case - 14mm H.S.M., Fire-Lock - For Subaru WRX, STI, LGT, FXT
Regular price From $3,099.99Sale price From $3,099.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG 950 CNC Ported Race Cylinder Heads Package for 02-14 WRX, 04-21 STI, 05-09 LGT, 04-13 FXT
Regular price From $4,799.99Sale price From $4,799.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG 1150 EJ25 Closed Deck Case - 14mm H.S.M., Fire-Lock, Pinned + Line Honed, ARP Case Bolts- For Subaru WRX, STI, LGT, FXT
Regular price From $4,449.99Sale price From $4,449.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG Timing Guide, Comp Tensioner & Red Racing Timing Belt Kit for 02-14 WRX, 04-21 STI, 04-13 FXT, 05-12 LGT
Regular price $899.99Sale price $899.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG Replacement ARP 1/2" Head Stud Nut (1)
Regular price $9.99Sale price $9.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG / RCM Alloy Camshaft Sprocket Kit For V1-4 92-98 WRX, 94-98 STI
Only 5 leftRegular price $549.99Sale price $549.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG 105K Service Package w/ AISIN Water Pump Fits 2008-14 Subaru WRX
Regular price $769.99Sale price $769.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG Timing Guide, Comp Tensioner & Black Racing Timing Belt Kit for 02-14 WRX, 04-21 STI, 04-13 FXT, 05-12 LGT
Only 17 leftRegular price $899.99Sale price $899.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG 105K Service Package w/ AISIN Water Pump Fits 2004-07 Subaru STI
Regular price $769.99Sale price $769.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG Replacement ARP 14mm Head Stud (1)
Only 15 leftRegular price $59.99Sale price $59.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG 105K Service Package w/ AISIN Water Pump Fits 2002 Subaru WRX
Regular price $749.99Sale price $749.99 Regular priceUnit price per -
1150 BHPVendor:IAG PerformanceIAG 1150 2.35L Destroked Long Block Engine w/ IAG 1150 Heads for 02-14 WRX, 04-21 STI, 04-13 FXT, 05-09 LGT
Regular price From $19,249.99Sale price From $19,249.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG 1150 Closed Deck Long Block Engine w/ IAG 1150 Heads for 02-14 WRX, 04-21 STI, 04-13 FXT, 05-09 LGT
Regular price From $18,749.99Sale price From $18,749.99 Regular priceUnit price per -
950 BHPVendor:IAG PerformanceIAG 950 2.35L Destroked Long Block Engine w/ IAG 950 Heads for 02-14 WRX, 04-21 STI, 04-13 FXT, 05-09 LGT
Regular price From $14,599.99Sale price From $14,599.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG / RCM Alloy Cam Sprocket (Right Hand Intake) for V1-4 1992-98 WRX, 1994-98 STI
Only 5 leftRegular price $189.99Sale price $189.99 Regular priceUnit price per -
800 BHPVendor:IAG PerformanceIAG 800 FA20 Subaru Closed Deck Short Block for 2013-20 BRZ / FR-S / GT86 (12.5:1 Compression Ratio) - 800 BHP
Regular price $6,499.99Sale price $6,499.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG / RCM Alloy Cam Sprocket (Right Hand Exhaust) for V1-4 1992-98 WRX, 1994-98 STI
Only 7 leftRegular price $176.99Sale price $176.99 Regular priceUnit price per
Engine Builds
IAG Performance carries oem replacement and high-performance engine building parts for your 2002-2023 Subaru WRX, STI, Legacy GT, Forester XT, and BRZ. We have all the parts you need for your Subaru such as Short blocks, Longs Blocks, Pistons, Cranks, Rods, Cases, Cylinder Heads, Camshafts, Sprockets, Pulleys, Gaskets, Timing Belts, Hardware, and more.
Here are just a few of the brands we carry-
ACL, ARP, ATI, Brian Crower, CP Pistons, Carrillo, Clevite, Fluidampr, GSC, Gates, HKS, IAG Performance, JE Pistons, JE Pro Seal, Kelford Cams, King Engine Bearings, Manley, Perrin, Radium Engineering, Subaru, Tomei, and more.