[Vehicle Fitment-1]: Compatible with Chevrolet Avalanche 2007-2013, Avalanche 1500 2002-2006, Express 1500 2003-2014, Express 2500/3500 2003-2020, Express 4500 2009-2017, Silverado 1500 1999-2013, Silverado 1500/1500 HD/2500 HD/3500 Classic 2007, Silverado 1500 HD/3500 2001-2006, Silverado 2500 1999-2004, Silverado 2500 HD 2001-2019, Silverado 3500 HD 2007-2019, Suburban 2016-2019, Suburban 1500 2000-2014, Suburban 2500 2000-2013, Suburban 3500 HD 2018-2019, Tahoe 2000-2014
[Vehicle Fitment-2]: Compatible with Cadillac Escalade 2002-2014, Escalade ESV 2003-2014, Escalade EXT 2002-2013; Compatible with GMC Savana 1500 2003-2014, Savana 2500/3500 2003-2020, Savana 4500 2015-2020, Sierra 1500 1999-2013, Sierra 1500/1500 HD/2500 HD/3500 Classic 2007, Sierra 1500 HD/3500 2001-2006, Sierra 2500 1999-2004, Sierra 2500/3500 HD 2016-2019, Sierra 2500 HD 2001-2013, Sierra 3500 HD 2007-2013, Yukon/Yukon XL 1500 2000-2014, Yukon XL 2500 2000-2013
[Vehicle Fitment-3]: Compatible with Hummer H2 2003-2009; Compatible with Workhorse FasTrack FT1061 2004-2005, FasTrack FT1261 2005, FasTrack FT1461 2004-2005, FasTrack FT1601 2004-2005, W42 2006-2011; Compatible with Workhorse Custom Chassis P42 2004-2005, W42 2006-2011
[Reference Number]: The Manifold reference number: 674-522, 674522, 12556078, 12562235, 12562330, 12564155, 12564159, 12571678, 12571679, 12602037
[Specifications]: ①Color: Natural ②Product Included: with 1x Manifold & 1x Gaskets & 1x Flange Gasket & 3x Nuts & 3x Studs ③Heat Shield Included: Yes ④Material: Cast Iron ⑤Grade Type: Standard Replacement ⑥Port Shape: Round ⑦Packaging Type: Stronger Box ⑧Fitment Type: Direct Replacement