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. […]

1984 1987 Turbo Buick Adjustable Fuel Pressure Regulator

1984 – 1987 Turbo Buick Adjustable Fuel Pressure Regulator. This kit replaces your factory, non-adjustable fuel pressure regulator with a fully adjustable piece. Now you can fine tune fuel pressure for maximum engine power output and performance. All 100% billet construction This regulator features a Viton 3-layer diaphragm rated at 100 psi constant and 300 […]