Bosch Precision Fuel Pressure Regulator, 2001-2004 LB7

Part# 1 465 ZS0 044


WARNING: Cancer and Reproductive Harm - www.P65Warnings.Ca.Gov

Fits: 2001 thru 2004 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7 Duramax Diesel

Replacing your bad fuel pressure regulator helps fix the common surging and loping idle problem that many high mileage Duramax's have. DmaxStore recommends ordering the Fuel Pressure Regulator Install Kit when replacing the GM Fuel Pressure Regulator. This is the highest quality replacement regulator on the market.

  • Genuine Bosch Part
  • OEM Spec


  • 1x Bosch Fuel Pressure Regulator (FPR)
  • Optional Install Kit

DmaxStore Note: 

  • Trouble codes consistent with a failing fuel pressure regulator are P0090, P0089, P1093.
  • Also referred to as: MPROP or Fuel Meter

Replaces Part#:

  • GM Part # 97728979