Direct bolt-on design – no cutting or modifications required. Aazon.co: ICT Billet LS Gen 4 O-ringed Valley Pan Cover Plate w/Oil... 【 Restore Reliability and Performance 】 By blocking unnecessary oil passages and providing a clean, secure seal, this valley cover kit helps prevent oil leaks and enhances engine reliability. Valley Cover Block Off Plate For NON-AFM DOD Gen IV LS Chevy GM 5.3L 6 Non-AFM DOD Delete Kit AUTOBABA LS Gen 4 Valley Cover Plate Kit Non AFM DOD Valley Pan, Compatible With Chevy Silverado, GMC Sierra, Cadillac Escalade, Hummer, LS2 LS3 LS7, 4.8L 5.3L 6.0L 6.2L, Replace# 12598832 12610141 Gen 4 LS Block Off Plate Replaces OE part number 12598832., 【 Complete Kit – Easy Installation 】 1 x Non AFM/DOD Aluminum LS Valley Cover, 1 x Valley Pan Gasket, 11 x Bolts. JDMSPEED Gen IV LS NON-AFM DOD Valley Cover Block Off Plate For Chevy GM 6.0L 6.2L 5.3L. F503-8832. $4486 $44.86. Unit price/ per. Save $4.11 【 Perfect Fit for LS Gen IV Engines 】 Designed to fit GM LS Gen 4 engines including LS2 LS3 LS7 L92 Engine - V8 4., 8L 5., 3L 6., 0L 6., 2L, and more. 【 Compatible with 】 2009-2012 Chevy Colorado, 2008-2013 Chevy Express 1500, 2008-2020 Chevy Express 2500, 2008-2019 Chevy Express 3500, 2010-2016 Chevy Express 4500, 2007-2013 Chevy Silverado 1500, 2007-2010 Chevy Silverado 2500HD, 2007-2010 Chevy Silverado 3500HD, 2007-2013 Chevy Suburban 2500, 2007-2009 Chevy Tahoe, 2007-2009 Chevy Trailblazer, 2009-2012 GMC Canyon, 2008-2013 GMC Savana 1500, 2008-2019 GMC Savana 2500, 2008-2019 GMC Savana 3500, 2010-2016 GMC Savana 4500, 2007-2013 GMC Sierra 1500, 2007-2019 GMC Sierra 2500HD, 2007-2019 GMC Sierra 3500HD, 2007-2009 GMC Yukon, 2007-2009 Cadillac Escalade, 2008-2009 H2, 2008-2010 H3, 2009-2010 H3T.