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E46 Fuel Pressure Regulator Modification: Difference between revisions

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[[File:Pierburg vs Bosch FPR.jpg|500px|frameless]]
[[File:Pierburg vs Bosch FPR.jpg|500px|frameless]]
[[File:Pierburg vs Bosch FPR.jpg|250px|thumb|right|Pierburg (bottom) vs. Bosch (top) FPR]]

Revision as of 18:27, 4 September 2022

How to increase return flow and change fuel pressure.

Pierburg part numbers:

  • 3.0bar 7.21548.50.0
  • 3.5bar 7.21548.51.0
  • 5.0bar 7.21548.53.0

Pierburg vs Bosch FPR.jpg

Pierburg (bottom) vs. Bosch (top) FPR