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Collection: IAG Performance

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Alternator Mount Kit (2 products)
Clutch Disc Intermediate Plate (1 product)
Clutch Pressure Plate and Disc Set (3 products)
Differential Gear Set (2 products)
Engine Block (1 product)
Engine Coolant Reservoir (2 products)
Engine Cylinder Head Gasket (2 products)
Engine Cylinder Head Plug (1 product)
Engine Cylinder Head Set (58 products)
Engine Cylinder Head Stud (2 products)
Engine Gasket Set (9 products)
Engine Intake Manifold Runner Control Valve (4 products)
Engine Long Block (29 products)
Engine Mount (6 products)
Engine Mount Kit (3 products)
Engine Oil Catch Can (2 products)
Engine Oil Change Kit (3 products)
Engine Oil Pan (4 products)
Engine Oil Pan Baffle (1 product)
Engine Oil Pan Kit (5 products)
Engine Oil Pump (4 products)
Engine Oil Separator (14 products)
Engine Oil Separator Hose (5 products)
Engine Oil Strainer (1 product)
Engine Oil Sump Windage Tray (2 products)
Engine Short Block (14 products)
Engine Short Ram Air Intake (2 products)
Engine Timing Belt (1 product)
Engine Timing Belt Component Kit (4 products)
Engine Timing Belt Kit with Water Pump (7 products)
Engine Timing Belt Tensioner (2 products)
Engine Valve Cover Gasket (2 products)
Exhaust Header (2 products)
Fuel Hose Kit (131 products)
Fuel Injection Fuel Rail (3 products)
Fuel Injection Pressure Regulator (1 product)
Fuel Injection Throttle Body (6 products)
Fuel Injection Throttle Body Adapter (1 product)
Fuel Injector (1 product)
Fuel Injector Cushion Ring (1 product)
Manual Transmission Fluid (1 product)
Manual Transmission Gear Set (1 product)
Manual Transmission Mount (9 products)
Manual Transmission Shifter Assembly (1 product)
Manual Transmission Synchro Assembly (4 products)
Power Steering Line (2 products)
Skid Plate (1 product)
Turbocharger Oil Line (1 product)

Alternator Mount Kit (2 products)
Clutch Disc Intermediate Plate (1 product)
Clutch Pressure Plate and Disc Set (3 products)
Differential Gear Set (2 products)
Engine Block (1 product)
Engine Coolant Reservoir (2 products)
Engine Cylinder Head Gasket (2 products)
Engine Cylinder Head Plug (1 product)
Engine Cylinder Head Set (58 products)
Engine Cylinder Head Stud (2 products)
Engine Gasket Set (9 products)
Engine Intake Manifold Runner Control Valve (4 products)
Engine Long Block (29 products)
Engine Mount (6 products)
Engine Mount Kit (3 products)
Engine Oil Catch Can (2 products)
Engine Oil Change Kit (3 products)
Engine Oil Pan (4 products)
Engine Oil Pan Baffle (1 product)
Engine Oil Pan Kit (5 products)
Engine Oil Pump (4 products)
Engine Oil Separator (14 products)
Engine Oil Separator Hose (5 products)
Engine Oil Strainer (1 product)
Engine Oil Sump Windage Tray (2 products)
Engine Short Block (14 products)
Engine Short Ram Air Intake (2 products)
Engine Timing Belt (1 product)
Engine Timing Belt Component Kit (4 products)
Engine Timing Belt Kit with Water Pump (7 products)
Engine Timing Belt Tensioner (2 products)
Engine Valve Cover Gasket (2 products)
Exhaust Header (2 products)
Fuel Hose Kit (131 products)
Fuel Injection Fuel Rail (3 products)
Fuel Injection Pressure Regulator (1 product)
Fuel Injection Throttle Body (6 products)
Fuel Injection Throttle Body Adapter (1 product)
Fuel Injector (1 product)
Fuel Injector Cushion Ring (1 product)
Manual Transmission Fluid (1 product)
Manual Transmission Gear Set (1 product)
Manual Transmission Mount (9 products)
Manual Transmission Shifter Assembly (1 product)
Manual Transmission Synchro Assembly (4 products)
Power Steering Line (2 products)
Skid Plate (1 product)
Turbocharger Oil Line (1 product)

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IAG Performance (364 products)

IAG Performance (364 products)

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364 products

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Alternator Mount Kit (2 products)
Clutch Disc Intermediate Plate (1 products)
Clutch Pressure Plate and Disc Set (3 products)
Differential Gear Set (2 products)
Engine Block (1 products)
Engine Coolant Reservoir (2 products)
Engine Cylinder Head Gasket (2 products)
Engine Cylinder Head Plug (1 products)
Engine Cylinder Head Set (58 products)
Engine Cylinder Head Stud (2 products)
Engine Gasket Set (9 products)
Engine Intake Manifold Runner Control Valve (4 products)
Engine Long Block (29 products)
Engine Mount (6 products)
Engine Mount Kit (3 products)
Engine Oil Catch Can (2 products)
Engine Oil Change Kit (3 products)
Engine Oil Pan (4 products)
Engine Oil Pan Baffle (1 products)
Engine Oil Pan Kit (5 products)
Engine Oil Pump (4 products)
Engine Oil Separator (14 products)
Engine Oil Separator Hose (5 products)
Engine Oil Strainer (1 products)
Engine Oil Sump Windage Tray (2 products)
Engine Short Block (14 products)
Engine Short Ram Air Intake (2 products)
Engine Timing Belt (1 products)
Engine Timing Belt Component Kit (4 products)
Engine Timing Belt Kit with Water Pump (7 products)
Engine Timing Belt Tensioner (2 products)
Engine Valve Cover Gasket (2 products)
Exhaust Header (2 products)
Fuel Hose Kit (131 products)
Fuel Injection Fuel Rail (3 products)
Fuel Injection Pressure Regulator (1 products)
Fuel Injection Throttle Body (6 products)
Fuel Injection Throttle Body Adapter (1 products)
Fuel Injector (1 products)
Fuel Injector Cushion Ring (1 products)
Manual Transmission Fluid (1 products)
Manual Transmission Gear Set (1 products)
Manual Transmission Mount (9 products)
Manual Transmission Shifter Assembly (1 products)
Manual Transmission Synchro Assembly (4 products)
Power Steering Line (2 products)
Skid Plate (1 products)
Turbocharger Oil Line (1 products)

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364 products

IAG Street Series 6 Speed Transmission Mount For 2004-21 Subaru STI 07-09 LGT Spec B.

IAG Street Series 6 Speed Transmission Mount For 2004-21 Subaru STI 07-09 LGT Spec B.

Regular price $269.99 USD

Regular price ~~$269.99 USD~~ Sale price $269.99 USD
Unit price per
IAG Competition Series 6 Speed Transmission Mount For 2004-21 Subaru STI 07-09 Legacy GT Spec B.

IAG Competition Series 6 Speed Transmission Mount For 2004-21 Subaru STI 07-09 Legacy GT Spec B.

Regular price $269.99 USD

Regular price ~~$269.99 USD~~ Sale price $269.99 USD
Unit price per
IAG Race Series Solid Transmission Mount For 2004-21 Subaru STI 07-09 Legacy GT Spec B.

IAG Race Series Solid Transmission Mount For 2004-21 Subaru STI 07-09 Legacy GT Spec B.

Regular price $269.99 USD

Regular price ~~$269.99 USD~~ Sale price $269.99 USD
Unit price per
IAG Street Series Transmission Mount For 2002-22 Subaru WRX 2005-09 LGT 5spd 2004-08 FXT 5spd.

IAG Street Series Transmission Mount For 2002-22 Subaru WRX 2005-09 LGT 5spd 2004-08 FXT 5spd.

Regular price $269.99 USD

Regular price ~~$269.99 USD~~ Sale price $269.99 USD
Unit price per
IAG Competition Series Transmission Mount For 2002-22 Subaru WRX 2005-09 LGT 5spd 2004-08 FXT 5spd.

IAG Competition Series Transmission Mount For 2002-22 Subaru WRX 2005-09 LGT 5spd 2004-08 FXT 5spd.

Regular price $269.99 USD

Regular price ~~$269.99 USD~~ Sale price $269.99 USD
Unit price per
IAG Race Series Solid Transmission Mount For 2002-22 Subaru WRX 2005-09 LGT 5spd 2004-08 FXT 5spd.

IAG Race Series Solid Transmission Mount For 2002-22 Subaru WRX 2005-09 LGT 5spd 2004-08 FXT 5spd.

Regular price $269.99 USD

Regular price ~~$269.99 USD~~ Sale price $269.99 USD
Unit price per
IAG Street Series Pitch Stop Mount For 2002-22 Subaru WRX 04-21 STI 04-13 FXT 05-09 LGT (Black Finish).

IAG Street Series Pitch Stop Mount For 2002-22 Subaru WRX 04-21 STI 04-13 FXT 05-09 LGT (Black Finish).

Regular price $109.99 USD

Regular price ~~$109.99 USD~~ Sale price $109.99 USD
Unit price per
IAG Competition Series Pitch Stop Mount For 2002-22 Subaru WRX 04-21 STI 04-11 FXT 05-09 LGT (Black Finish).

IAG Competition Series Pitch Stop Mount For 2002-22 Subaru WRX 04-21 STI 04-11 FXT 05-09 LGT (Black Finish).

Regular price $109.99 USD

Regular price ~~$109.99 USD~~ Sale price $109.99 USD
Unit price per
IAG Race Series Pitch Stop Mount For 2002-22 Subaru WRX 04-21 STI 04-13 FXT 05-09 LGT (Black Finish).

IAG Race Series Pitch Stop Mount For 2002-22 Subaru WRX 04-21 STI 04-13 FXT 05-09 LGT (Black Finish).

Regular price $109.99 USD

Regular price ~~$109.99 USD~~ Sale price $109.99 USD
Unit price per
IAG Spec Competition Clutch Triple Disc & Flywheel Kit For 2004-21 Subaru STI.

IAG Spec Competition Clutch Triple Disc & Flywheel Kit For 2004-21 Subaru STI.

Regular price $1,999.99 USD

Regular price ~~$1,999.99 USD~~ Sale price $1,999.99 USD
Unit price per
IAG / Crest CNC Billet Aluminum EJ25 Subaru Case Halves For WRX STI Forester XT & Legacy GT.

IAG / Crest CNC Billet Aluminum EJ25 Subaru Case Halves For WRX STI Forester XT & Legacy GT.

Regular price $11,549.99 USD

Regular price ~~$11,549.99 USD~~ Sale price $11,549.99 USD
Unit price per
IAG Performance / Crest Stage X 2.5L Subaru Billet Aluminum Short Block For WRX STI LGT FXT.

IAG Performance / Crest Stage X 2.5L Subaru Billet Aluminum Short Block For WRX STI LGT FXT.

Regular price $17,599.99 USD

Regular price ~~$17,599.99 USD~~ Sale price $17,599.99 USD
Unit price per
IAG Performance ARP 1/2 In Head Stud Set For Subaru EJ25 FA20 And FA20 DIT.

IAG Performance ARP 1/2 In Head Stud Set For Subaru EJ25 FA20 And FA20 DIT.

Regular price $524.99 USD

Regular price ~~$524.99 USD~~ Sale price $524.99 USD
Unit price per
IAG Performance / ARP 14mm Head Stud Set For Subaru WRX STI Legacy GT Forester XT.

IAG Performance / ARP 14mm Head Stud Set For Subaru WRX STI Legacy GT Forester XT.

Regular price $579.99 USD

Regular price ~~$579.99 USD~~ Sale price $579.99 USD
Unit price per
IAG EJ25 Short Block Wrist Pin & Separator Cover Hardware Seal Kit.

IAG EJ25 Short Block Wrist Pin & Separator Cover Hardware Seal Kit.

Regular price $125.99 USD

Regular price ~~$125.99 USD~~ Sale price $125.99 USD
Unit price per
IAG Cooper Ring Head Gasket For Subaru EJ25 / EJ257 100mm .051in For 1/2in And 11mm Head Studs (1 Pair).

IAG Cooper Ring Head Gasket For Subaru EJ25 / EJ257 100mm .051in For 1/2in And 11mm Head Studs (1 Pair).

Regular price $449.99 USD

Regular price ~~$449.99 USD~~ Sale price $449.99 USD
Unit price per
IAG Cooper Ring Head Gasket For Subaru EJ25 / EJ257 100mm .051in For 1/2in And 11mm Head Studs (1).

IAG Cooper Ring Head Gasket For Subaru EJ25 / EJ257 100mm .051in For 1/2in And 11mm Head Studs (1).

Regular price $225.00 USD

Regular price ~~$225.00 USD~~ Sale price $225.00 USD
Unit price per
IAG Half Moon Valve Cover Cam Seals (4) For 2002-06 Subaru WRX / STI / FXT / LGT (Black Finish).

IAG Half Moon Valve Cover Cam Seals (4) For 2002-06 Subaru WRX / STI / FXT / LGT (Black Finish).

Regular price $64.99 USD

Regular price ~~$64.99 USD~~ Sale price $64.99 USD
Unit price per
IAG Half Moon Valve Cover Cam Seals (4) For 2002-06 Subaru WRX / STI / FXT / LGT (Silver Finish).

IAG Half Moon Valve Cover Cam Seals (4) For 2002-06 Subaru WRX / STI / FXT / LGT (Silver Finish).

Regular price $64.99 USD

Regular price ~~$64.99 USD~~ Sale price $64.99 USD
Unit price per
FA Cylinder Head Threaded Plug Set

FA Cylinder Head Threaded Plug Set

Regular price $109.99 USD

Regular price ~~$109.99 USD~~ Sale price $109.99 USD
Unit price per
IAG Garrett GT Series Turbo Oil Feed & AVCS Line For 2006-14 Subaru WRX 04-21 STI 05-09 LGT 04-08 FXT.

IAG Garrett GT Series Turbo Oil Feed & AVCS Line For 2006-14 Subaru WRX 04-21 STI 05-09 LGT 04-08 FXT.

Regular price $129.99 USD

Regular price ~~$129.99 USD~~ Sale price $129.99 USD
Unit price per
IAG Performance V2 Oil Pickup For 2002-14 Subaru WRX 04-21 STI 05-09 LGT 04-13 FXT.

IAG Performance V2 Oil Pickup For 2002-14 Subaru WRX 04-21 STI 05-09 LGT 04-13 FXT.

Regular price $139.99 USD

Regular price ~~$139.99 USD~~ Sale price $139.99 USD
Unit price per
IAG Performance Oil Control Baffle & Windage Tray For 2002-14 Subaru WRX 04-21 STI 05-09 LGT 04-13 FXT.

IAG Performance Oil Control Baffle & Windage Tray For 2002-14 Subaru WRX 04-21 STI 05-09 LGT 04-13 FXT.

Regular price $199.99 USD

Regular price ~~$199.99 USD~~ Sale price $199.99 USD
Unit price per
IAG Performance Oil Control Baffle Windage Tray & V2 Oil Pickup Combo For 2002-14 Subaru WRX 04-21 STI 05-09 LGT 04-13 FXT.

IAG Performance Oil Control Baffle Windage Tray & V2 Oil Pickup Combo For 2002-14 Subaru WRX 04-21 STI 05-09 LGT 04-13 FXT.

Regular price $314.99 USD

Regular price ~~$314.99 USD~~ Sale price $314.99 USD
Unit price per

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