Pls carefully verify your year, make, model in the product details or check your parts pictures, parts No. with ours before purchasing so as to prevent wrong purchasement and unnecessary expenses.
If you find the parts not fit your car when you received, pls kindly send it back with undamaged package. Thank you!

Compatible with:
Position: Upstream
Buick
Buick Allure 3.8L 2005-2009 Upstream
Buick Lacrosse 3.8L 2005-2009 Upstream
Buick Lesabre 3.8L 2004-2005 Upstream
Buick Lucerne 3.8L 2006-2008 Upstream
Buick Park Avenue 3.8L 2004-2005 Upstream
Buick Regal 3.8L 2004 Upstream

Chevrolet
Chevy Astro 4.3L 1998-1999 Upstream and Downstream
Chevy Cavalier 2.2L 2002-2005 Upstream
Chevy Classic 2.2L 2004-2005 Upstream
Chevy Cobalt 2.0L 2005-2007 Upstream
Chevy Impala 3.8L 2004-2005 Upstream
Chevy Malibu 2.2L 2004-2006 Upstream
Chevy Monte Carlo 3.8L 2004-2005 Upstream

Pontiac
Pontiac Bonneville 3.8L 2004-2005 Upstream
Pontiac Grand Am 2.2L 2002-2005 Upstream
Pontiac Grand Prix 3.8L 2004-2008 Upstream
Pontiac Sunfire 2.2L 2002-2005 Upstream

Saturn
Saturn Ion 2.0L 2004-2007 Upstream
Saturn Ion 2.2L 2003-2004 Upstream
Saturn L Sedan 2.2L 2002-2003 Upstream
Saturn L300 2.2L 2004 Upstream
Saturn Lw Wagon 2.2L 2002-2003 Upstream
Saturn Vue 2.2L 2002-2005 Upstream