This item is a brand new Hi-Flow CP3 Pump Inlet Fitting. It will fit the following vehicles:

LB7, LLY & LBZ Engines
3/8" (113060501)
Note: 3/8" version is the maximum fuel pump inlet size.
1/2" fitting allows for 1/2" hose reduced to 3/8" fuel pump inlet.
This item is 3/8 SIZE

Replace your stock restrictive CP3 pump inlet fitting with this high flow design. Helps provide CP3 pump with greater volume of fuel to the pump section resulting in optimum commanded rail pressure. 70% larger than stock Bolt on replacement Machined from chromoly steel