Description
2011 – 2016 6.6L LML/LGH GM Chevrolet Duramax High Pressure Fuel Line Set to Rails
OEM # 12670466 + 12670474 + 12670475
This High Pressure Fuel Line Set contains the lines on the Passenger and Drivers side of the CP4 Fuel Pump, as well as the line connecting the two fuel rails. These high pressure fuel lines need to be replaced if any contamination is found in the fuel system, and are recommended for replacement anytime the CP4 Fuel Pump and/or Fuel Injectors are replaced.
