For 2004-2007 Buick Rainier Fuel Pressure Regulator Delphi 47427QQ 2005 2006
Review Fitment Notes to Ensure Proper Fit. Robust diaphragm materials means longer life, improved durability and compatibility with a wide range of fuels. Precisely manufactured internal valves, diaphragms and springs means excellent performance under all engine operating conditions. No audible regulator noise. Consistent and predictable fuel pressure throughout system range of control provides great drivability. […]