PartType:Engine Coolant Reservoir Aftermarket Interchange:671-00145 Placement:Front Made of:Plastic Replaces OE#: 10421156Fits: 1997-1998 Buick Century 1997-1998 Pontiac Grand Prix 1998 Oldsmobile Intrigue Base Sedan 4-Door 1998-1999 Oldsmobile Intrigue GL Sedan 4-Door 3.8L 3800CC 231Cu. In.