Fuel System / Regulators
Discover unparalleled expertise in our fuel system offering at 1st Auto Parts. We offer an extensive selection of high-performance components, including electric fuel pumps for seamless fuel delivery, robust fuel filters to ensure engine purity, and precise fuel pressure gauges for accurate monitoring. Our fuel rails and mechanical fuel pumps are engineered for durability and efficiency, while our regulators guarantee optimal fuel pressure control. With our deep industry knowledge and commitment to quality, we provide solutions that keep your engine running smoothly. For comprehensive fuel system needs, explore our offerings and experience the difference of top-tier auto parts.Filter by: Electric Fuel Pumps, Fuel Filters, Fuel Pressure Gauges, Fuel Rails, Mechanical Fuel Pumps, Other Accessories Fuel System, Regulators
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AEROFLOW BILLET BYPASS FUEL REGULATOR 4.5 – 9 PSI BLACK 3/8NPT
Part Number: AEF49-4500BLK$159.14BILLET REGULATOR EFI BY PASS 15-65 PSI HOLLEY BILLET REGULATOR EFI BY PASS 15-65 PSI BOOST REFERENCE -8 INLET AND OUTLET -6 RETURN
Part Number: HOL12-846$415.28BILLET REGULATOR EFI BY PASS 15-65 PSI HOLLEY DOMINATOR BILLET REGULATOR EFI BY PASS 15-65 PSI BOOST REFERENCE-10 INLET AND OUTLET -8 RETURN
Part Number: HOL12-848$466.52FUEL PRESSURE REGULATOR REPAIR KIT HOLLEY FUEL PRESSURE REGULATOR REPAIR KIT NON BYPASS FITS QF REGS 30-803 30-804 HOLLEY REGS 12-803 12-804
Part Number: HOL12-807$26.84HOLLEY FILTER REGULATOR EFI 10 MICRON PRESET TO 59.5 PSI -8 INLET AND OUTLET -8 RETURN 175 GPH
Part Number: HOL12-889$220.33MAGNAFUEL 2 PORT REGULATOR
Part Number: MP9633BLK$313.36MAGNAFUEL 4 PORT REGULATOR
Part Number: MP9433BLK$521.33MAGNAFUEL EFI REGULATOR REPLACEMENT DIAPHRAGM
Part Number: MP9950-03$53.35MAGNAFUEL FUEL PUMP REGULATOR EFI
Part Number: MP9925BBLK$318.90MAGNAFUEL PROSTAR FUEL PUMP REGULATOR
Part Number: MP9950BBLK$493.79MAGNAFUEL QUICKSTAR EFI REGULATOR REPLACEMENT DIAPHRAGM
Part Number: MP9925-03$53.35QUICKFUEL BILLET FUEL PRESSURE REGULATOR 5-9 PSI
Part Number: QF30-1803$292.08QUICKFUEL BY PASS BILLET PRESSURE REGULATOR
Part Number: QF30-1899$395.09QUICKFUEL BYPASS FUEL PRESSURE REGULATOR
Part Number: QF30-1900$309.58QUICKFUEL FUEL PRESSURE REGULATOR
Part Number: QF30-803$97.18