Vehicle Fitment:

1996-2005 Astro 4.3L
1996-2005 Blazer 4.3L
1998-2002 Camaro 3.8L
2000-2005 Impala 3.8L
2002-2008 Avalanche 5.3L, 6.0L, 8.1L
1996-2008 Express 4.3L, 4.8L, 5.0L, 5.3L, 5.7L, 6.0L, 7.4L, 8.1L
1996-1999 C1500 4.3L, 5.0L, 5.7L
1996-2000 C2500 5.0L, 5.7L, 7.4L
1996-2000 C3500 5.7L, 7.4L
1996-1999 K1500 4.3L, 5.0L, 5.7L
1996-2000 K2500 5.0L, 5.7L, 7.4L
1996-2000 K3500 5.7L, 7.4L
1999-2008 Silverado 4.3L, 4.8L, 5.3L, 6.0L, 8.1L
1996-2008 Suburban 5.3L, 5.7L, 6.0L, 7.4L, 8.1L
1996-2008 Tahoe 4.8L, 5.3L, 5.7L, 6.0L
2003-2008 Trailblazer 5.3L, 6.0L

2003-2008 Envoy 5.3L
1996-2001 Jimmy 4.3L
1996-2005 Safari 4.3L
1996-2004 Sonoma 4.3L
1996-1999 C1500 4.3L, 5.0L, 5.7L
1996-2000 C2500 5.0L, 5.7L, 7.4L
1996-2000 C3500 5.7L, 7.4L
1996-1999 K1500 4.3L, 5.0L, 5.7L
1996-2000 K2500 5.0L, 5.7L, 7.4L
1996-2000 K3500 5.7L, 7.4L
1996-2008 Savana 4.3L, 4.8L, 5.0L, 5.3L, 5.7L, 6.0L, 7.4L, 8.1L
1999-2008 Sierra 4.3L, 4.8L, 5.3L, 6.0L, 6.2L, 8.1L
1996-1999 Suburban 5.7L, 7.4L
1996-2008 Yukon 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 8.1L

2005-2006 Allure 3.8L
2005-2006 LaCrosse 3.8L
1996-2005 LeSabre 3.8L
2006-2011 Lucerne 3.8L, 4.6L
2004-2007 Rainier 5.3L
1996-2005 Park Avenue 3.8L
1996-1997 Riviera 3.8L
1996-2004 Regal 3.8L

2006-2011 DTS 4.6L
1995-2005 Deville 4.6L
1995-2004 Seville 4.6L
1995-2002 Eldorado 4.6L
2004-2009 SRX 4.6L
2005-2010 STS 4.6L
2004-2009 XLR 4.6L
2002-2008, 1999-2000 Escalade 5.3L, 5.7L, 6.0L, 6.2L

1996-2001 Olds Bravada 4.3L
1996-1999 Olds 88 3.8L
1998-2002 Firebird 3.8L
1996-2006 Grand Prix 3.4L, 3.8L
1996-2005 Bonneville 3.8L, 4.6L

2003-2008 H2 6.0L, 6.2L
2008 H3 5.3L