NEW OEM 6x DELPHI Fuel Injectors Fits 04-09 Pontiac Buick LaCrosse 3.8L V6. Fuel Injectors are compatible to vehicles below. 2004, 2005 Pontiac Grand Prix 3.8L V6. Before installation, you must lubricate all seals and O-rings! It is advisable that all auto parts be installed by a skilled mechanic, because we are not responsible for all damages or problems that will be during installation.