This listing is for a set (16) Elgin Industries performance push rods that are rated for up to 400 lbs of valve spring pressure. This push rod fits the following 1999-2016 GM vehicles with the LS 4.8L, 5.3L and 5.7L V8 engines: Cadillac: 6.0L (364 CID) 2006-2007 CTS 6.0L (364 CID) 2002-2013 Escalade 6.0L (364 CID) 2003-2006 Escalade ESV 6.0L (364 CID) 2002-2006 Escalade EXT 6.2L (376 CID) 2009-2016 CTS 6.2L (376 CID) 2007-2016 Escalade 6.2L (376 CID) 2007-2015 Escalade ESV 6.2L (376 CID) 2007-2013 Escalade EXT Chevy Cars: 6.0L (364 CID) 2011-2016 Caprice 6.0L (364 CID) 2005-2007 Corvette 6.2L (376 CID) 2010-2016 Camaro 6.2L (376 CID) 2008-2016 Corvette Chevy SUV, Trucks & Vans: 6.0L (364 CID) 2007-2009 Avalanche 6.0L (364 CID) 2003-2016 Express 2500 6.0L (364 CID) 2003-2016 Express 3500 6.0L (364 CID) 2009-2016 Express 4500 6.0L (364 CID) 2003-2013 Silverado 1500 6.0L (364 CID) 2007-2007 Silverado 1500 Classic 6.0L (364 CID) 2001-2006 Silverado 1500 HD 6.0L (364 CID) 2007-2007 Silverado 1500 HD Classic 6.0L (364 CID) 1999-2004 Silverado 2500 6.0L (364 CID) 2001-2015 Silverado 2500 HD 6.0L (364 CID) 2007-2007 Silverado 2500 HD Classic 6.0L (364 CID) 2001-2006 Silverado 3500 6.0L (364 CID) 2007-2007 Silverado 3500 Classic 6.0L (364 CID) 2007-2012 Silverado 3500 HD 6.0L (364 CID) 2005-2006 SSR 6.0L (364 CID) 2006-2009 Suburban 1500 6.0L (364 CID) 2000-2013 Suburban 2500 6.0L (364 CID) 2008-2013 Tahoe 6.0L (364 CID) 2006-2009 Trailblazer 6.2L (376 CID) 2009-2016 Silverado 1500 6.2L (376 CID) 2008-2009 Tahoe GMC: 6.0L (364 CID) 2003-2016 Savana 2500 6.0L (364 CID) 2003-2015 Savana 3500 6.0L (364 CID) 2009-2016 Savana 4500 6.0L (364 CID) 2001-2013 Sierra 1500 6.0L (364 CID) 2007-2007 Sierra 1500 Classic 6.0L (364 CID) 2001-2006 Sierra 1500 HD 6.0L (364 CID) 2007-2007 Sierra 1500 HD