PIERBURG Fuel Pressure Regulator 7.21548.51.0

Compatible with BMW 3 (E36) , BMW 3 Coupe (E36) , BMW 5 (E34) Show more info
Ensures optimal fuel pressure for consistent engine performance. Designed for reliable operation and fuel system efficiency.
36.45 EUR
inc. VAT 21%
In stock 6
Delivery 1 day (30.03.2026)
PN 721548510
Make PIERBURG
EAN 4028977325427

This PIERBURG fuel pressure regulator, part number 7.21548.51.0, is engineered to maintain precise fuel pressure within your vehicle's fuel system. Proper fuel pressure is critical for efficient combustion, smooth engine operation, and overall performance. By regulating the fuel flow, this component helps prevent issues such as fuel starvation or over-pressurization, which can lead to poor engine drivability, reduced power, and potential damage. PIERBURG is known for its commitment to quality and precision manufacturing, ensuring that this regulator meets stringent industry standards. Installation of this regulator can contribute to improved fuel economy and a more responsive throttle. It is designed as a direct fit for compatible applications, simplifying the replacement process for mechanics and DIY enthusiasts alike. Trust PIERBURG for dependable fuel system components.

  • Maintains optimal fuel pressure for consistent engine performance.
  • Ensures efficient combustion and smooth engine operation.
  • Prevents fuel starvation and over-pressurization issues.
  • Designed for reliable and long-lasting operation.
  • Contributes to improved fuel economy.
  • Direct fit for compatible vehicle applications.
  • Manufactured by PIERBURG, a trusted name in automotive parts.
  • Part number: 7.21548.51.0
Operating mode
Hydraulic
Pressure [bar]
+35
Pressure [psi]
50,8
  • BMW
    • 3 (E36)
      • 320 i (110kW/150PS)
      • 325 i (141kW/192PS)
      • 328 i (142kW/193PS)
      • 323 i (125kW/170PS)
    • 3 Coupe (E36)
      • 320 i (110kW/150PS)
      • 325 i (141kW/192PS)
      • 328 i (142kW/193PS)
      • 323 i (125kW/170PS)
    • 5 (E34)
      • 525 i 24V (141kW/192PS)
      • 525 iX 24V (141kW/192PS)
      • 530 i V8 (160kW/218PS)
      • M5 (250kW/340PS)
      • 540 i V8 (210kW/286PS)
    • 5 Touring (E34)
      • 525 i (141kW/192PS)
      • 525 ix (141kW/192PS)
      • 530 i (160kW/218PS)
      • 540 i (210kW/286PS)
      • M5 (250kW/340PS)
    • 7 (E32)
      • 730 i, iL V8 (160kW/218PS)
      • 740 i, iL V8 (210kW/286PS)
    • 3 Kabriolets (E36)
      • 320 i (110kW/150PS)
      • 325 i (141kW/192PS)
      • 328 i (142kW/193PS)
      • 323 i (125kW/170PS)
    • 7 (E38)
      • 730 i, iL (155kW/211PS)
      • 730 i, iL (160kW/218PS)
      • 740 i, iL (210kW/286PS)
      • 750 i, iL (240kW/326PS)
      • 740 i, iL (210kW/286PS)
      • 728 i, iL (142kW/193PS)
      • 735 i, iL (173kW/235PS)
      • 735 i, iL (175kW/238PS)
    • 8 (E31)
      • 850 Ci (240kW/326PS)
      • 840 i (210kW/286PS)
      • 840 Ci (210kW/286PS)
    • 3 Touring (E36)
      • 320 i (110kW/150PS)
      • 328 i (142kW/193PS)
      • 323 i (125kW/170PS)
    • 5 (E39)
      • 520 i (110kW/150PS)
      • 523 i (125kW/170PS)
      • 528 i (142kW/193PS)
      • 540 i (210kW/286PS)
      • 535 i (173kW/235PS)
      • 535 i (180kW/245PS)
      • 520 i (100kW/136PS)
      • 520 i (125kW/170PS)
      • 525 i (141kW/192PS)
      • 530 i (170kW/231PS)
    • 5 Touring (E39)
      • 520 i (110kW/150PS)
      • 523 i (125kW/170PS)
      • 540 i (210kW/286PS)
      • 528 i (142kW/193PS)
      • 520 i (100kW/136PS)
      • 520 i (125kW/170PS)
      • 525 i (141kW/192PS)
      • 530 i (170kW/231PS)
    • Z3 Roadster (E36)
      • 2.8 i (142kW/193PS)
    • 3 Compact (E36)
      • 323 ti (125kW/170PS)
    • Z3 Coupe (E36)
      • 2.8 i (142kW/193PS)
    • 3 (E46)
      • 323 i (125kW/170PS)
    • 3 Coupe (E46)
      • 323 Ci (125kW/170PS)
    • X5 (E53)
      • 4.4 i (210kW/286PS)
      • 4.6 is (255kW/347PS)
      • 3.0 i (170kW/231PS)
    • 3 Kabriolets (E46)
      • 323 Ci (125kW/170PS)
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