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UP TO 27% OFFVendor:IAG PerformanceIAG FPR (Fuel Pressure Regulator) Adapter for 2008-14 Subaru WRX, 2010-12 LGT
Regular price $21.99Sale price $21.99 Regular priceUnit price per$29.99 -
Vendor:IAG PerformanceIAG 90 Degree 1/8 inch NPT Male to Female Zinc Plated Fitting
Regular price $6.99Sale price $6.99 Regular priceUnit price per -
UP TO 27% OFFVendor:IAG PerformanceIAG FPR (Fuel Pressure Regulator) Adapter for 2002-07 Subaru WRX & 2007 STI
Regular price $21.99Sale price $21.99 Regular priceUnit price per$29.99 -
Vendor:IAG PerformanceIAG Performance 0-100 PSI Liquid Filled Fuel Pressure Gauge (Black Face)
Regular price $39.99Sale price $39.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG FPR (Fuel Pressure Regulator) Adapter for 2007-09 Subaru Legacy GT
Only 15 leftRegular price $38.99Sale price $38.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG Straight OEM Fuel Rail Adapter For Aftermarket FPR's fits 02-07 WRX, 07 STI
Only 12 leftRegular price $32.99Sale price $32.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG Aeromotive FPR Mounting Bracket for 2006-07 Subaru WRX, 06-07 STI
Only 5 leftRegular price $24.99Sale price $24.99 Regular priceUnit price per -
Vendor:IAG PerformanceIAG Aeromotive FPR Bracket for 2008-21 Subaru STI
Regular price $24.99Sale price $24.99 Regular priceUnit price per
Fuel Pressure Regulators
IAG Performance carries Subaru fuel pressure regulators and adapters for WRX, STI, and Legacy GT models, including IAG Performance FPR adapters and fuel pressure gauges. These components help maintain consistent, tunable fuel pressure under increased boost, and our liquid-filled gauges give you a reliable visual check that your fuel system is holding pressure correctly under load.