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Vendor:IAG PerformanceIAG PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails for 08-14 WRX, 08-21 STI
Regular price From $1,619.99Sale price From $1,619.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG PTFE Flex Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails for 08-14 WRX, 08-21 STI
Regular price From $1,729.99Sale price From $1,729.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG Flex Fuel Line Upgrade Kit - Adapts IAG Fuel Line Kits to COBB Flex Fuel Kits for 08-14 WRX, 08-21 STI
Only 2 leftRegular price $124.99Sale price $124.99 Regular priceUnit price per -
Vendor:Injector DynamicsInjector Dynamics ID1050X Injectors WRX-16B Bottom Adaptors 11mm (Red) Adaptors (Set of 4) - 1050.48.11.WRX.4
Regular price $600.60Sale price $600.60 Regular priceUnit price per -
Vendor:Injector DynamicsInjector Dynamics Plug N Play Fuel Injector Connector Set of (4) Adapts U.S. to Denso
Regular price $69.32Sale price $69.32 Regular priceUnit price per -
Vendor:SubaruSubaru Fuel Line WVK21 Repair Kit for 2002-2003 Subaru WRX
Only 4 leftRegular price $96.10Sale price $96.10 Regular priceUnit price per -
Vendor:AeromotiveAeromotive Gen-II A1000 -6 FPR Fuel Pressure Regulator (Black Finish)
Regular price $280.54Sale price $280.54 Regular priceUnit price per -
Vendor:Fuel Injector ClinicFIC 1000cc Fuel Injector Set for 02-14 WRX, 07+ Subaru STI (High-Z)
Only 6 leftRegular price $457.00Sale price $457.00 Regular priceUnit price per -
Vendor:GatesGates Locking Fuel Cap For Subaru - 31780
Only 2 leftRegular price $21.78Sale price $21.78 Regular priceUnit price per -
Vendor:Fuel Injector ClinicFIC Set of 4 Injector Plug Adapters for Jetronic/EV1 (Female) to Denso (Male)
Only 13 leftRegular price $60.00Sale price $60.00 Regular priceUnit price per -
Vendor:Fuel Injector ClinicFIC Set of 4 Injector Plug Adaptors - US Car/EV6 (Female) to Denso (Male)
Only 7 leftRegular price $60.00Sale price $60.00 Regular priceUnit price per -
Up to $35.59 OFFVendor:AEMAEM 340LPH 65mm Fuel Pump Kit w/ Mounting Hooks - Ethanol Compatible - 50-1215
Only 7 leftRegular price $140.36Sale price $140.36 Regular priceUnit price per$175.95 -
Up to $13.50 OFFVendor:Radium EngineeringRadium Engineering Fuel Pressure Regulator Kit For 2008-21 Subaru WRX STi (EJ257 Only) - 20-0965
Only 13 leftRegular price $256.45Sale price $256.45 Regular priceUnit price per$269.95 -
Vendor:Injector DynamicsInjector Dynamics USCAR to Denso PnP Adapter (id91.3)(SAME as id90.4 and dwconn-US-SUM) - 90.3
Regular price $17.33Sale price $17.33 Regular priceUnit price per -
Vendor:DeatschWerksDeatschWerks Fuel Pump Install Kit for DW65C & DW300C Pumps, Fits 15-21 WRX, 13-20 BRZ
Regular price $39.00Sale price $39.00 Regular priceUnit price per -
Vendor:Fuel Injector ClinicFIC 1200cc Fuel Injector Set for 02-14 WRX, 07+ Subaru STI (High-Z)
Only 10 leftRegular price $567.00Sale price $567.00 Regular priceUnit price per -
Up to $26 OFFVendor:Radium EngineeringRadium Subaru Fuel Hanger For 2008-14 Subaru WRX, 08-21 STI, 08-14 FXT (Walbro GSS342 or AEM 50-1200) - Pumps Not Included - 20-0780-00
Only 7 leftRegular price $493.95Sale price $493.95 Regular priceUnit price per$519.95 -
Vendor:WalbroWalbro Fuel Pump Install Kit For Subaru 02-07 WRX, 04-07 STI - 400-791
Regular price $45.81Sale price $45.81 Regular priceUnit price per -
Up to $35.59 OFFVendor:AEMAEM 320LPH 65mm Fuel Pump Kit w/o Mounting Hooks - Ethanol Compatible - 50-1220
Regular price $140.36Sale price $140.36 Regular priceUnit price per$175.95 -
Vendor:Injector DynamicsInjector Dynamics 1300cc/min Top Feed Fuel Injector Set for 2002-14 Subaru WRX, 2007-18 STI, 2007-12 LGT & 2006-13 FXT - 1300.48.11.WRX.4
Only 10 leftRegular price $1,039.50Sale price $1,039.50 Regular priceUnit price per -
Up to $11 OFFVendor:Radium EngineeringRadium Engineering Top Feed Fuel Rails (w/ Top Port) For 2002-06 Subaru WRX, 04-06 WRX STi - 20-0577-02
Only 6 leftRegular price $208.95Sale price $208.95 Regular priceUnit price per$219.95 -
Vendor:COBBCOBB Tuning 1050X Top Feed Fuel Injector Set for 2002-14 Subaru WRX, 07-21 STI, 07-12 LGT, 06-13 FXT - 312150
Regular price $625.00Sale price $625.00 Regular priceUnit price per -
Vendor:COBBCOBB NexGen Flex Fuel Ethanol Sensor Kit For 2008-21 Subaru STI (Incl. 2018 Type RA)
Regular price $790.00Sale price $790.00 Regular priceUnit price per -
Up to $11.50 OFFVendor:Radium EngineeringRadium Engineering Top Feed Fuel Rail Conversion Kit For 2004-06 Subaru WRX STI, 04-06 Legacy GT, 04-05 FXT - 20-0568-02
Only 5 leftRegular price $218.45Sale price $218.45 Regular priceUnit price per$229.95 -
Up to $35.59 OFFVendor:AEMAEM 340LPH E85 Ethanol Compatible In Tank Fuel Pump - 50-1200
Regular price $140.36Sale price $140.36 Regular priceUnit price per$175.95 -
Up to $44.99 OFFVendor:AEMAEM 400LPH High Pressure Inline Fuel Pump - M18x1.5 Female Inlet to M12x1.5 Male Outlet - 50-1009
Only 3 leftRegular price $179.96Sale price $179.96 Regular priceUnit price per$224.95 -
Vendor:SubaruSubaru Fuel Tank Gasket For 02-07 WRX, 04-07 STI
Regular price $8.13Sale price $8.13 Regular priceUnit price per -
Up to $31.50 OFFVendor:Radium EngineeringRadium Engineering Fuel Hanger (No Pump Included) For 2002-07 Subaru WRX, 04-07 WRX STi (WALBRO F90000267/274 E85) - 20-0342-00
Only 10 leftRegular price $598.45Sale price $598.45 Regular priceUnit price per$629.95 -
Vendor:LoctiteLoctite 545 Pipe Thread Sealant, 0.02 oz.
Regular price $4.99Sale price $4.99 Regular priceUnit price per -
Vendor:COBBCOBB CAN Flex Fuel Upgrade (Module/Harness/Bracket/Ethanol Sensor) For 2015-17 Subaru WRX
Only 12 leftRegular price $1,035.00Sale price $1,035.00 Regular priceUnit price per -
Vendor:AeromotiveAeromotive Regulator - 30-120 PSI - .500 Valve - 2x AN-10 Inlets / AN-10 Bypass
Only 13 leftRegular price $323.90Sale price $323.90 Regular priceUnit price per -
Vendor:AeromotiveAeromotive In-Line Filter - (AN-6 Male) 10 Micron Microglass Element Bright
Only 4 leftRegular price $231.12Sale price $231.12 Regular priceUnit price per -
Vendor:Injector DynamicsInjector Dynamics ID1300 Subaru BRZ (2013+) 1300cc Injectors (Set of 4) - 1300.18.04.36.11.4
Only 4 leftRegular price $1,039.50Sale price $1,039.50 Regular priceUnit price per -
Up to $39.29 OFFVendor:AEMAEM 400 LPH E85 Compatible Fuel Pump Kit - Single Barb - Ethanol Compatible - 50-1235
Only 1 leftRegular price $155.66Sale price $155.66 Regular priceUnit price per$194.95 -
Vendor:Injector DynamicsInjector Dynamics 1050cc Injector Top-Feed Conversion Kit For 2004-06 Subaru STI Turbo - 1050.18.01.48.14.4
Only 8 leftRegular price $820.05Sale price $820.05 Regular priceUnit price per -
Sold OutVendor:Radium EngineeringRadium Engineering Fuel Surge Tank Wiring Harness - Single Walbro F90000267 Internal Pump
Regular price $69.99Sale price $69.99 Regular priceUnit price per
Fuel System
IAG Performance carries a complete selection of fuel system kits, components, and accessories for the 2002–2023 Subaru WRX, Subaru WRX STI, Subaru Legacy GT, Subaru Forester XT, and Subaru BRZ. Whether you are maintaining a stock setup or building a high-horsepower application, we offer a wide range of Subaru fuel system upgrades designed to support performance, efficiency, and reliability.
Our inventory includes fuel injectors, fuel pumps, fuel rails, fuel pressure regulators, fuel lines, fuel filters, fuel tanks, and complete fuel system kits, along with the gaskets and hardware needed for proper installation. Upgrading your fuel system is essential for supporting increased power, improving fuel delivery, and maintaining consistent performance under demanding conditions.
We carry trusted brands known for precision and durability, including AEM, Aeromotive, COBB, DeatschWerks, Fuel Injector Clinic, Fuelab, Injector Dynamics, Perrin Performance, Radium Engineering, Subaru, Walbro, and more.
Whether you are replacing worn components or upgrading for increased power, IAG Performance has the fuel system parts you need for dependable performance and long-term reliability.