Earls Billet Oil Thermostat - 502ERL y-pipe or RCI fuel cells

or RCI fuel cells

4L GM V6 engines with both round port or D-port style exhaust ports

1997-1998 Vehicles Will Require 1999-2004 9

and throttle body spacer

includes 1 Line and 1 Fitting

Earls Billet Oil Thermostat - 502ERL y-pipe or RCI fuel cellsOverview: These billet aluminum units facilitate quick oil warm up. Opening starts at 160*F (71. 1C) and they are fully open at 180*F (82. 2C). Features: Made For Most Typical Applications Billet Aluminum Sandwich Style Facilitate Quick Oil Warm Up Application: Year Make Model Submodel Engine Size Universal Specs: Brand Earls Center Stud Diameter 42433 Emission Code 5 Finish Natural Fully open 180 Degrees Farenheit Inner O Ring Diameter 2. 887 Inches