Engine Builds

IAG / RCM ALLOY CAM SPROCKET (RIGHT HAND EXHAUST) FOR V1-4 1992-98 WRX, 1994-98 STI { "__shgImageV2Elements": { "uuid": "s-18efedcb-8b98-46ed-bcb5-19553c7da112" } } THE IAG ALLOY...

IAG billet aluminum half moon valve cover cam seals replace the OEM style rubber seals that are prone to leaking and failure as they age. The seal set comes in a complete set of four and features black anodized oem like finish.

IAG billet aluminum half moon valve cover cam seals replace the OEM style rubber seals that are prone to leaking and failure as they age. Sold in a complete set of four. (Silver Finish)

IAG AVCS Camshaft Sensor Plugs (Pair). Designed for early 2002-2005 WRX's that have upgraded to AVCS cylinder heads but do not have engine management to support AVCS sensors. Comes in a black anodized finish. Includes: (x2) CNC Billet Plugs (x2) O-ring...

The Subaru FA20 cylinder heads use pressed-in freeze plugs from the factory. It's common for the plugs to fall out, lose coolant externally or even internally into the oil. Unfortunately, most of the freeze plugs are located behind the timing cover and...

IAG TIMING BELT KIT WITH IAG BLACK RACING BELT, TIMING GUIDE, IDLERS & TENSIONER window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS.push({...

IAG TIMING BELT KIT WITH IAG RED RACING BELT, TIMING GUIDE, IDLERS & TENSIONER window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS.push({ uuid:...

IAG TIMING BELT KIT WITH IAG RED RACING BELT, TIMING GUIDE, ADJUSTABLE IDLERS & TENSIONER window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window.SHOGUN_IMAGE_ELEMENTS...

IAG TIMING BELT KIT WITH IAG BLACK RACING BELT, TIMING GUIDE, ADJUSTABLE IDLERS & TENSIONER window.SHOGUN_IMAGE_ELEMENTS = window.SHOGUN_IMAGE_ELEMENTS || new Array(); window...

The IAG Performance billet timing belt guide is the best method to prevent your EJ engine from skipping a beat. Engineered and manufactured in our facility in Westminster, MD, each guide is machined from a single piece of 6061 billet aluminum and then...

The latest OEM Subaru tensioners work well for mild performance applications, but when used on vehicles with sequential transmissions or on high-revving engines, the tensioner may lose its ability to control the belt. This would, in turn, cause the...

IAG is excited to announce that we have acquired the rights to LIC Motorsport’s Adjustable Timing Idlers. In an effort to continue offering an extremely popular and proven product to the Subaru community, IAG approached LIC in early 2020 with the...

IAG BLACK RACING TIMING BELT FOR 2002-14 SUBARU WRX, 04-21 STI, 04-13 FXT, 05-12 LGT { "__shgImageV2Elements": { "uuid": "s-8111a25e-2311-4ccd-b52e-8b89fac34ddb" } } RACING TIMING BELT ...

IAG RED RACING TIMING BELT FOR 2002-14 SUBARU WRX, 04-21 STI, 04-13 FXT, 05-12 LGT { "__shgImageV2Elements": { "uuid": "s-7fa1d9d4-7c8d-4363-a676-e96b680b3f60" } } RACING TIMING BELT ...

IAG offers a package combining the IAG Racing Timing Belt with our timing belt guide, and V2 Competition Series Tensioner for your 2004-21 Subaru STI, 2002-04 WRX, 2004-13 Forester XT, and 05-12 Legacy GT. Inside the package is our IAG Billet Timing Belt...

IAG offers a package combining the IAG Racing Timing Belt with our timing belt guide, and V2 Competition Series Tensioner for your 2004-21 Subaru STI, 2002-04 WRX, 2004-13 Forester XT, and 05-12 Legacy GT. Inside the package is our IAG Billet Timing Belt...

The IAG Long Block Engine Basic Installation Kits provide all of the basic components needed to install one of our EJ25 Long Block Engine Packages in one complete kit. All fluids for initial break-in are included. Just select the kit which fits your year...

The IAG Long Block Engine Basic Installation Kits provide all of the basic components needed to install one of our FA20F DIT WRX Long Block Engine Packages in one complete kit. All fluids for initial break-in are included. Components Included: (x2)...

IAG Engine Installation Fluid Kit - Continental US Only The IAG Engine Installation Fluid Kit provides all of the engine break-in oil and coolant you'll need to install one of our EJ25 Long Block Engine Packages in one complete kit. Pair this kit with...

IAG BEEHIVE VALVE SPRING AND TITANIUM RETAINER SET FOR SUBARU EJ ENGINE { "__shgImageV2Elements": { "uuid": "s-a6505698-8fd9-47ed-8488-36411a02980c" } } IAG BEEHIVE VALVE SPRING AND...

IAG SINGLE VALVE SPRING AND TITANIUM RETAINER SET FOR SUBARU EJ ENGINE { "__shgImageV2Elements": { "uuid": "s-a0ae8612-0c21-45ab-b7e0-1ee7eb13e797" } } THE IAG SINGLE VALVE SPRING AND...

IAG 105K SERVICE PACKAGE WITH AISIN WATER PUMP FOR 2005-09 LEGACY GT window.SHOGUN_IMAGE_V2_ELEMENTS = window.SHOGUN_IMAGE_V2_ELEMENTS || new Array(); window.SHOGUN_IMAGE_V2_ELEMENTS.push({ uuid:...

IAG 105K SERVICE PACKAGE WITH AISIN WATER PUMP FOR 2002 SUBARU WRX window.SHOGUN_IMAGE_V2_ELEMENTS = window.SHOGUN_IMAGE_V2_ELEMENTS || new Array(); window.SHOGUN_IMAGE_V2_ELEMENTS.push({ uuid:...

IAG 105K SERVICE PACKAGE WITH AISIN WATER PUMP FOR 2003-05 SUBARU WRX window.SHOGUN_IMAGE_V2_ELEMENTS = window.SHOGUN_IMAGE_V2_ELEMENTS || new Array(); window.SHOGUN_IMAGE_V2_ELEMENTS.push({ uuid:...

IAG 105K SERVICE PACKAGE WITH AISIN WATER PUMP FOR 2006-07 SUBARU WRX window.SHOGUN_IMAGE_V2_ELEMENTS = window.SHOGUN_IMAGE_V2_ELEMENTS || new Array(); window.SHOGUN_IMAGE_V2_ELEMENTS.push({ uuid:...

IAG 105K SERVICE PACKAGE WITH AISIN WATER PUMP FOR 2008-14 SUBARU WRX window.SHOGUN_IMAGE_V2_ELEMENTS = window.SHOGUN_IMAGE_V2_ELEMENTS || new Array(); window.SHOGUN_IMAGE_V2_ELEMENTS.push({ uuid:...

IAG 105K SERVICE PACKAGE WITH AISIN WATER PUMP FOR 2004-07 SUBARU STI window.SHOGUN_IMAGE_V2_ELEMENTS = window.SHOGUN_IMAGE_V2_ELEMENTS || new Array(); window.SHOGUN_IMAGE_V2_ELEMENTS.push({ uuid:...

IAG 105K SERVICE PACKAGE W/ AISIN WATER PUMP FOR 2008-21 SUBARU STI window.SHOGUN_IMAGE_V2_ELEMENTS = window.SHOGUN_IMAGE_V2_ELEMENTS || new Array(); window.SHOGUN_IMAGE_V2_ELEMENTS.push({ uuid:...