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Vendor:GatesGates Subaru OE Equivalent Fuel Cap - 31838
Regular price $9.58Sale price $9.58 Regular priceUnit price per -
Up to $10.50 OFFVendor:Radium EngineeringRadium Engineering Top Feed Fuel Rail Upgrade (Factory Top Feed Motors Only) For 2002-14 Subaru WRX, 07-21 WRX STi, 01-12 LGT, 06-13 FXT - 20-0567-02
Only 18 leftRegular price $199.45Sale price $199.45 Regular priceUnit price per$209.95 -
Up to $16.23 OFFVendor:AEMAEM Universal Fuel Pressure Regulator Rebuild Kit - 25-392
Only 7 leftRegular price $62.72Sale price $62.72 Regular priceUnit price per$78.95 -
Up to $40.79 OFFVendor:AEMAEM High Capacity Universal Black Adjustable Fuel Pressure Regulator - 25-305BK
Only 6 leftRegular price $160.16Sale price $160.16 Regular priceUnit price per$200.95 -
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 -
Sold OutVendor:Injector DynamicsInjector Dynamics 11mm Upper O-ring for Top Feed Injectors
Regular price $1.05Sale price $1.05 Regular priceUnit price per -
Vendor:Radium EngineeringRadium Engineering Fuel Surge Tank Wiring Harness - Single Walbro F90000267 Internal Pump
Only 1 leftRegular price $69.99Sale price $69.99 Regular priceUnit price per -
Vendor:AeromotiveAeromotive 340 Series Stealth In-Tank E85 Fuel Pump for Subaru 98-99 Impreza - Offset Inlet - 11541
Only 5 leftRegular price $168.55Sale price $168.55 Regular priceUnit price per -
Up to $24 OFFVendor:Radium EngineeringRadium Fuel Hanger Plumbing Kit For 2008-21 Subaru WRX, 08-21 WRX STi - Microglass - 20-0629-05
Only 1 leftRegular price $455.95Sale price $455.95 Regular priceUnit price per$479.95 -
Vendor:Injector DynamicsInjector Dynamics ID1300 Subaru STi (04-06) 1300cc Injectors Top Feed Conversion Kit (Set of 4) - 1300.18.01.48.14.4
Only 6 leftRegular price $1,258.95Sale price $1,258.95 Regular priceUnit price per -
Vendor:Injector DynamicsInjector Dynamics ID1050 Injectors Subaru BRZ/FA20 2.0L 11 Machined Top WRX-16B Bottom Adap (Qty 4) - 1050.18.04.36.11.4
Only 13 leftRegular price $600.60Sale price $600.60 Regular priceUnit price per -
Vendor:COBBCOBB Fuel Pressure Regulator Kit For 2008-21 Subaru STI - 315200
Regular price $410.00Sale price $410.00 Regular priceUnit price per -
Vendor:COBBCOBB Fuel Rails For 2008-21 Subaru STI - 343150
Regular price $300.00Sale price $300.00 Regular priceUnit price per -
Up to $31.50 OFFVendor:Radium EngineeringRadium Engineering Fuel Hanger (Pumps NOT Included) For 2002-07 Subaru WRX, 04-07 STI, 04-08 FXT WALBRO GSS342/AEM 50-1200 - 20-0340-00
Only 3 leftRegular price $598.45Sale price $598.45 Regular priceUnit price per$629.95 -
Up to $39.29 OFFVendor:AEMAEM 400 LPH E85 Compatible Fuel Pump Kit - Single Barb - Ethanol Compatible - 50-1235
Only 6 leftRegular price $155.66Sale price $155.66 Regular priceUnit price per$194.95 -
Vendor:AeromotiveAeromotive In-Line Filter - (AN-6 Male) 10 Micron Microglass Element Bright
Only 7 leftRegular price $231.12Sale price $231.12 Regular priceUnit price per -
Up to $17.25 OFFVendor:Radium EngineeringRadium Engineering Microglass Fuel Filter (Includes 20-0353) For 2002-07 Subaru WRX, 04-08 FXT - 20-0354-05
Only 2 leftRegular price $327.70Sale price $327.70 Regular priceUnit price per$344.95 -
Up to $44.99 OFFVendor:AEMAEM 400LPH High Pressure Fuel Pump -6AN Female Out, -10AN Female In - 50-1005
Only 19 leftRegular price $179.96Sale price $179.96 Regular priceUnit price per$224.95 -
Up to $44.99 OFFVendor:AEMAEM 400LPH High Pressure Inline Fuel Pump - M18x1.5 Female Inlet to M12x1.5 Male Outlet - 50-1009
Only 5 leftRegular price $179.96Sale price $179.96 Regular priceUnit price per$224.95 -
Sold OutVendor:Fuel Injector ClinicFIC 1440cc Fuel Injector Set for 02-14 WRX, 07+ Subaru STI (High-Z)
Regular price $819.00Sale price $819.00 Regular priceUnit price per -
Up to $37.69 OFFSold OutVendor:AEMAEM Universal Black Adjustable Fuel Pressure Regulator - 25-302BK
Regular price $150.26Sale price $150.26 Regular priceUnit price per$187.95 -
Vendor:COBBCOBB FPR For 2008-21 Subaru STI with COBB Fuel Rail Kit
Only 2 leftRegular price $380.00Sale price $380.00 Regular priceUnit price per$380.00 -
Vendor:Injector DynamicsInjector Dynamics ID2600-XDS Top Feed Fuel Injector Set for 2002-14 Subaru WRX, 07-20 STI, 07-12 LGT, 06-13 FXT
Regular price $1,593.90Sale price $1,593.90 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 $24.59 OFFSold OutVendor:AEMAEM AN6 ORB 40-70psi Fuel Pulse Damper - 25-4002
Regular price $95.36Sale price $95.36 Regular priceUnit price per$119.95 -
Vendor:Fuel Injector ClinicFIC 1650cc Fuel Injector Set for 02-14 WRX, 07+ Subaru STI (High-Z)
Only 2 leftRegular price $914.00Sale price $914.00 Regular priceUnit price per -
Up to $6 OFFVendor:Radium EngineeringRadium Engineering Fuel Rail Plumbing Kit For 2012+ Subaru BRZ, 12-16 FR-S, 12+ 86/GR86 - 20-0111-PK
Only 3 leftRegular price $113.95Sale price $113.95 Regular priceUnit price per$119.95 -
Vendor:COBBCOBB Fuel Pressure Sensor Kit For 2008-21 Subaru STI - 315650
Regular price $275.00Sale price $275.00 Regular priceUnit price per -
Up to $35.59 OFFVendor:AEMAEM Universal High Flow -10 AN Inline Black Fuel Filter - 25-201BK
Only 4 leftRegular price $140.36Sale price $140.36 Regular priceUnit price per$175.95 -
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 7 leftRegular price $598.45Sale price $598.45 Regular priceUnit price per$629.95 -
Up to $18.25 OFFVendor:Radium EngineeringRadium Engineering Stainless Fuel Filter For 2002-07 Subaru WRX, 04-08 FXT - 20-0354-03
Only 4 leftRegular price $346.70Sale price $346.70 Regular priceUnit price per$364.95 -
Vendor:GatesGates Subaru OE Equivalent Fuel Cap - 31832
Only 15 leftRegular price $8.92Sale price $8.92 Regular priceUnit price per -
Vendor:GatesGates Subaru Locking Fuel Cap - 31836
Only 6 leftRegular price $24.11Sale price $24.11 Regular priceUnit price per -
Vendor:AeromotiveAeromotive EFI Regulator Repair Kit (for 13101/13109/13151/13159/13114)
Regular price $44.97Sale price $44.97 Regular priceUnit price per -
Vendor:Fuel Injector ClinicFIC 2150cc Fuel Injector Set for 02-14 WRX, 07+ Subaru STI (High-Z)
Only 3 leftRegular price $1,006.00Sale price $1,006.00 Regular priceUnit price per -
Up to $7.83 OFFVendor:AEMAEM Universal High Volume Fuel Filter Element - 25-202
Only 4 leftRegular price $31.33Sale price $31.33 Regular priceUnit price per$39.16
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.