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Engine

 
IAG Performance Subaru WRX STI Engine Parts

Engine

IAG manufactures and provides high-quality engine parts for your 2002-2023 EJ20, EJ25, FA20, FA20F, FA24 and FA24F Subaru. Short blocks, Longs Blocks, Pistons, Rods, Cases, Gaskets, Hardware, Mounts, Oiling Components, Intakes, Fuel Components, Exhausts, and more. IAG Performance has all of the parts you need for your high-performance Subaru WRX, STI, Forester XT, Legacy GT, and BRZ.

Air Induction
IAG Performance Air Induction Parts

Air Induction

Find IAG Performance TGVs, Intakes, Throttle Bodies, Phenolic Spacers, Intake Manifold Gaskets, and Hardware for your high-performance Subaru in the Air Induction section of our website. Shop our wide selection of products that fit your WRX, STI, BRZ, Legacy GT, or Forester XT.

Cooling
Photo collage of coolant tanks for Subarus.

Cooling

Keep your Subaru WRX or STI running cool with top-of-the-line cooling solutions from IAG Performance. Our IAG Coolant Expansion Tanks are engineered for optimal performance and durability, ensuring efficient coolant management to keep your engine running smoothly. Experience peace of mind on the road knowing that your Subaru is equipped with the best cooling technology available from IAG Performance.

 

Electrical
IAG Performance Subaru Alternator Relocation Kits and Coil Pack Connectors

Electrical

Find IAG Performance Alternator Relocation kits and Replacement Coil Pack Connectors for your Subaru in the Electrical section of our website. Shop our selection of products that fit your WRX, STI, BRZ, Legacy GT, or Forester XT.

Engine Builds
IAG Performance Subaru Engine Builds and Solutions

Engine Builds

Find IAG Performance Long Blocks, Short Blocks, Cylinder Heads, Internal Engine, and Assembly Parts for your Subaru in the Engine Build section of our website. Shop our selection of products and completely built engines that fit your WRX, STI, BRZ, Legacy GT, or Forester XT EJ20, EJ25, and FA20 engines.

Engine Dressup
Subaru Exterior Body Parts & Accessories

Engine Dressup

Enhance your Subaru STI or WRX's performance and track reliability with the IAG Performance Engine Fluid Containment Pan. Designed to prevent oil leaks on the track, this essential component ensures your Subaru is track-compliant for drag racing events. Trust in IAG Performance to provide the critical engine protection you need for peak performance, every time you hit the track.

 

Engine Management
Subaru Exterior Body Parts & Accessories

Engine Management

Optimize your Subaru's performance with cutting-edge engine management solutions from IAG Performance. Explore our range of precision-engineered components, including MAF Sensor Block Off Plates, MAF Sensor Mounting Flanges, and MAP Sensor Adapters. Designed specifically for Subaru engines.

 

Exhausts
IAG Performance Subaru Exhaust Products

Exhausts

Find IAG Performance Headers, Heat Shield Blankets, Exhaust Hardware, and, Gaskets for your Subaru in the Exhaust section of our website. Shop our selection of products that fit your WRX, STI, BRZ, Legacy GT, or Forester XT EJ20, EJ25, and FA20 engines.

Fuel System
IAG Performance Subaru Fuel System Products

Fuel System

Find IAG Performance Fuel Rails, Fuel Lines, Fuel Filters, Fuel Gauges, Fuel Pressure Regulators, Fuel Injectors, and Line Packages for your Subaru in the Fuel System section of our website. Shop our selection of products that fit your WRX, STI, BRZ, Legacy GT, or Forester XT EJ20, EJ25, and FA20 engines.

Long Blocks
IAG Performance Long Blocks

Long Blocks

Find IAG Performance completely built Long Block engines for your Subaru in the Long Blocks section of our website. Shop our selection of high-performance quality built EJ20, EJ25, and FA20 engines that fit your WRX, STI, BRZ, Legacy GT, or Forester XT.

Mounts
IAG Performance Engine Mounts

Mounts

Shop IAG Performance for replacement performance engine mounts that fit your Subaru WRX, STI, FXT, LGT, and BRZ. Find products such as Engine Mounts, Bushings, Brackets, Hardware, and more.

Oiling
IAG Performance Oiling Products

Oiling

Shop IAG Performance for Engine Oiling Components that fit your Subaru WRX, STI, FXT, LGT, and BRZ. Find products such as Air/Oil Separators, Oil, Oil Pans, Oil Baffles, Windage Trays, Oil Pickups, Oil Pumps, Oil Lines, Oil Filters, Hardware, and more.

Short Blocks
IAG Performance Short Blocks

Short Blocks

Find IAG Performance assembled Short Blocks for your Subaru in the Short Block section of our website. Shop our complete line of manufactured and completely assembled high-performance short block engines that fit your WRX, STI, BRZ, Legacy GT, or Forester XT EJ20, EJ25, and FA20 engines.

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