Fit for: 2005-2007 Buick Allure 3.8L 2005-2007 Buick LaCrosse 3.8L 2004-2005 Buick LeSabre 3.8L 2006-2008 Buick Lucerne 3.8L 2004-2005 Buick Park Avenue 3.8L 2004 Buick Regal 3.8L 2004-2005 Chevrolet Impala 3.8L 2004-2005 Chevrolet Monte Carlo 3.8L 2004-2005 Pontiac Bonneville 3.8L 2004-2007 Pontiac Grand Prix 3.8L Feature: Double laser-welded body for durability Fast-acting heater for optimal sensor operation Premium sensor tube for 100% accurate data Coated threads for easy installation ? ? Benefit of the oxygen sensor: .
