New Arrival

The COBB Stage 1+ Power Package for 2015-2021 WRX combines advanced ECU tuning with the Redline Carbon Fiber Intake System for superior performance...

Experience the ultimate upgrade for your 2015-2021 WRX STI with the COBB Stage 1+ Power Package paired with the Redline Carbon Fiber Intake. This p...

The IAG Performance ARP 1/2" Head Stud Set is engineered specifically for Subaru EJ25, FA20, and FA20 DIT engines. Crafted from high-strength ARP m...

Enhance your Subaru’s engine reliability and performance with the IAG Performance Oil Control Baffle, Windage Tray, and V2 Oil Pickup Combo. Design...

The IAG Performance Oil Control Baffle & Windage Tray is engineered to enhance oil management in Subaru engines from 2002-14 WRX, 2004-21 STI, ...

The IAG Performance V2 Oil Pickup is engineered for optimal oil flow and durability in Subaru models including 2002-14 WRX, 2004-21 STI, 2005-09 Le...

The IAG Performance / ARP 14mm Head Stud Set is engineered for Subaru WRX, STI, Legacy GT, and Forester XT models, delivering superior clamping for...

IAG Fire-Lock head gaskets are engineered for 2.5L Subaru EJ25 and EJ257 engines, featuring a precise 100mm bore and a .051" thickness. Designed to...

IAG STAGE 2 CNC PORTED EJ25 11MM OIL PUMP FOR 04-21 STI, 02-14 WRX, 05-09 LGT, 04-13 FXT INCREASED OIL FLOW VOLUME AND PRESSUREThe 11mm Subaru Oil ...

The IAG Wrist Pin / Cover Seal Kit for Subaru EJ25 Short Blocks provides all essential seals and covers needed for a reliable installation. This co...

IAG PERFORMANCE / CREST CNC 2.5L SUBARU BILLET ALUMINUM SHORT BLOCK 1150+ BHPTHE IAG PERFORMANCE / CREST CNC STAGE X SHORT BLOCKThe IAG Perform...

IAG 1150 EJ25 2.35L DESTROKED SUBARU CLOSED DECK SHORT BLOCK FOR WRX, STI, LGT, FXT - 1150 BHPTHE IAG 1150 EJ25 2.35L DESTROKED CLOSED DECK SHORT B...

IAG 1150 Closed Deck EJ25 Short Block Includes: Case Halves -Converted to Closed Deck from brand new OEM Subaru case halves, bored and honed to 9...

IAG 1150 Closed Deck EJ25 Short Block Includes: Case Halves -Converted to Closed Deck from brand new OEM Subaru case halves, bored and honed to 9...

IAG 950 EJ25 2.35L Short Block Includes: Case Halves - Brand new Subaru OEM case halves Fire-Lock - IAG Fire-Lock™ receiver groove machining, la...

IAG 950 Closed Deck EJ25 Short Block Includes: Case Halves -Converted to Closed Deck using brand new Subaru OEM case halves, bored and honed to 9...

IAG 750 Closed Deck Includes: Case Halves -Converted to Closed Deck using brand new Subaru OEM case halves, bored and honed to 99.75mm. Pistons ...

IAG 550 Short Block Includes: Case Halves -Brand new Subaru OEM case halves 99.5mm stock bore Pistons -IAG-Spec JE 99.5mm Forged Pistons, Ring S...

The IAG Performance EJ Street Series Oil Pan is engineered for Subaru models including 02-14 WRX, 04-21 STI, 05-09 Legacy GT, and 04-13 Forester XT...

The IAG Stainless Steel AN Breather Fitting Set is engineered for precision and durability, compatible with 2004-21 Subaru STI, 05-14 WRX, 04-13 FX...

The IAG AOS Pitch Mount Bracket is engineered for precise fitment on 2008-14 Subaru WRX/STI and 2005-09 Legacy GT models. This bracket securely pos...

The IAG AOS Strut Tower Mounting Bracket is engineered for precise fitment on 2008-21 Subaru WRX/STI and 2005-09 Legacy GT models. Designed to secu...

The IAG Performance Universal Drag Catch Can is engineered to efficiently capture oil vapors and contaminants from your engine’s crankcase ventilat...

The IAG Air/Oil Separator (AOS) is engineered for 2015-21 Subaru WRX and 2014-18 FXT models to effectively reduce crankcase pressure and prevent oi...