Quick view BT Power GM 6.6L Duramax LB7 Pressure Regulator 2001-2004 | DEC011979 MSRP: Now: $129.95 Was: GM Duramax LB7 CP3 Fuel Pressure Regulator MPROP Direct Fit, Ready to Install Also Known as MPROP or Fuel Control Actuator (FCA) Mounts on High Pressure Fuel Pump GM 6.6L Duramax LB7 Engine Application: Chevrolet C4500... MSRP: Now: $129.95 Was: Quick view