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Vendor:IAG PerformanceIAG V3 Top Feed Fuel Rails For 2002-14 Subaru WRX, 07-21 STI, 08-12 LGT, 06-13 FXT (Black Finish)
Regular price $219.99Sale price $219.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG V3 Top Feed Fuel Rails For 2002-14 Subaru WRX, 07-21 STI, 08-12 LGT, 06-13 FXT (Red Finish)
Regular price $219.99Sale price $219.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG V3 Top Feed Fuel Rails For 2002-14 Subaru WRX, 07-21 STI, 08-12 LGT, 06-13 FXT (Gold Finish)
Regular price $219.99Sale price $219.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG Side Feed to Top Feed Fuel Rail Conversion Kit For 2004-06 Subaru STI, 05-07 LGT, 04-05 FXT (Black Finish)
Only 12 leftRegular price $219.99Sale price $219.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG Fuel Rail Adapter Bracket Set For 2002-05 Subaru WRX with JDM STI Intake Manifold
Regular price $49.99Sale price $49.99 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 -
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 -
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 $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 $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 4 leftRegular price $208.95Sale price $208.95 Regular priceUnit price per$219.95 -
Up to $9 OFFVendor:Radium EngineeringRadium Engineering Fuel Rail Kit For 2012+ Subaru BRZ, 12-16 FR-S, 12+ 86/GR86 - 20-0111-02
Only 4 leftRegular price $170.95Sale price $170.95 Regular priceUnit price per$179.95 -
Vendor:IAG PerformanceIAG Replacement Hardware Set for IAG Top Feed Fuel Rails IAG-AFD-2102
Only 6 leftRegular price $34.99Sale price $34.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG Replacement Short Phenolic Spacers - Pack of 4 - For IAG Fuel Rails (PN# IAG-AFD-2102)
Only 6 leftRegular price $24.99Sale price $24.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG Replacement Long Phenolic Spacers - Pack of 4 - For IAG Fuel Rails (PN# IAG-AFD-2102)
Only 13 leftRegular price $24.99Sale price $24.99 Regular priceUnit price per
Fuel Rails
Optimize fuel delivery with high-performance fuel rails and fuel rail kits from IAG Performance, designed for the 2002–2023 Subaru WRX, Subaru WRX STI, Subaru Legacy GT, Subaru Forester XT, and Subaru BRZ. Whether you are upgrading your fuel system for increased horsepower or improving consistency in fuel delivery, aftermarket fuel rails play a key role in supporting performance builds.
Our selection includes fuel rails, fuel rail conversion kits, junction blocks, fuel plumbing kits, and adapters designed to improve fuel flow and distribution across all cylinders. Upgraded fuel rails are especially important in high-performance and turbocharged applications, where consistent fuel pressure and volume are critical for maintaining safe air-fuel ratios and reliable engine operation.
We carry trusted brands known for precision and quality, including Aeromotive, COBB, Perrin Performance, Radium Engineering, and more.
From direct replacements to complete fuel system upgrades, IAG Performance has the fuel rail components you need for consistent performance and long-term reliability.