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2015-2021 Subaru STI Fueling

COBB Tuning Fuel Pressure Regulator Kit 2008-2021 STI

Original price $375.00 - Original price $375.00
Original price
$375.00
$375.00 - $375.00
Current price $375.00

EMISSIONS This part is in the process of external testing with the EO process ongoing. NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY EMISSION C...

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COBB Tuning Fuel Pressure Regulator for Fuel Rail Kit 2008-2021 STI

Original price $350.00 - Original price $350.00
Original price
$350.00
$350.00 - $350.00
Current price $350.00

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

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AEM High Cap Adjustable Fuel Pressure Regulator

Original price $153.95 - Original price $153.95
Original price
$153.95
$153.95 - $153.95
Current price $153.95

AEM's High Cap Universal Adjustable Fuel Pressure Regulator (PN 25-305BK) is the perfect solution for racers who need reliable fuel pressure in hig...

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