Piston Ring Set Fit 6.0 L For 6.0L LS2 2004-2010 Gen IV V8 42084CP This piston ring set is designed as a replacement for damaged or worn factory parts, suitable for engine rebuild, repair, and maintenance.It meets specifications for proper fit and function.OEM number: 42084CP Compatible vehicles: CTS 6.0L 2006–2007 ESCALADE 6.0L 2005–2006, 2009–2013 ESCALADE ESV 6.0L 2005–2006 ESCALADE EXT 6.0L 2005–2006 AVALANCHE 6.0L 2007–2009 CORVETTE 6.0L 2005–2007 EXPRESS 2500 6.0L 2005–2013, 2015 EXPRESS 3500 6.0L 2005–2013 EXPRESS 4500 6.0L 2009–2013 SSR 6.0L 2005–2006 SILVERADO 1500 6.0L 2005–2009, 2009–2013 SILVERADO 1500 HD 6.0L 2005–2007 SILVERADO 2500 HD 6.0L 2005–2016 SILVERADO 3500 6.0L 2006–2007, 2013 SILVERADO 3500 HD 6.0L 2007–2016 SUBURBAN 1500 6.0L 2006–2009 SUBURBAN 2500 6.0L 2005–2009 TAHOE 6.0L 2008–2013 TRAILBLAZER 6.0L 2006–2009 SAVANA 2500 6.0L 2005–2009, 2011–2013 SAVANA 3500 6.0L 2006–2009, 2011–2013 SAVANA 4500 6.0L 2009, 2013 SIERRA 1500 6.0L 2005–2009, 2009–2013 SIERRA 1500 HD 6.0L 2006–2007 SIERRA 2500 HD 6.0L 2005–2016 SIERRA 3500 6.0L 2005–2007 SIERRA 3500 HD 6.0L 2007–2016 YUKON 6.0L 2006–2006, 2008–2013 YUKON XL 1500 6.0L 2006–2009 YUKON XL 2500 6.0L 2005–2013 H2 6.0L 2005–2007 G8 6.0L 2008–2009 GTO 6.0L 2005–2006 9-7X 6.0L 2008–2009 The set is engineered to match the dimensions and performance requirements of the component, in Gen IV LS2 6.0L V8 engines.Installation is straightforward, following standard procedures for piston ring replacement.