Duramax Billet Coolant Block Off Plate 2001-2017 Fleece Performance

2001-2016 Duramax Billet Coolant Block Off Plate (Replaces GM P/N: 97941204) OE covers are prone to leakage as the gaskets dry out and factory cast covers corrode.

Our billet coolant block off plate with an integral O-ring is an upgrade for your rear engine cover and will the stop the coolant leaks for good.

2001 GM Silverado/Sierra 2500/3500 6.6L LB7 Duramax
2002 GM Silverado/Sierra 2500/3500 6.6L LB7 Duramax
2003 GM Silverado/Sierra 2500/3500 6.6L LB7 Duramax
2004 GM Silverado/Sierra 2500/3500 6.6L LB7 Duramax
2004.5 GM Silverado/Sierra 2500/3500 6.6L LLY Duramax
2005 GM Silverado/Sierra 2500/3500 6.6L LLY Duramax
2006 GM Silverado/Sierra 2500/3500 6.6L LLY/LBZ Duramax
2007 GM Silverado/Sierra 2500/3500 6.6L LLY/LBZ Duramax (classic body style)
2007.5 GM Silverado/Sierra 2500/3500 6.6L LMM Duramax (new body style)
2008 GM Silverado/Sierra 2500/3500 6.6L LMM Duramax
2009 GM Silverado/Sierra 2500/3500 6.6L LMM Duramax
2010 GM Silverado/Sierra 2500/3500 6.6L LMM Duramax
2011 GM Silverado/Sierra 2500/3500 6.6L LML Duramax
2012 GM Silverado/Sierra 2500/3500 6.6L LML Duramax
2013 GM Silverado/Sierra 2500/3500 6.6L LML Duramax
2014 GM Silverado/Sierra 2500/3500 6.6L LML Duramax
2015 GM Silverado/Sierra 2500/3500 6.6L LML Duramax
2016 GM Silverado/Sierra 2500/3500 6.6L LML Duramax
2017 GM Silverado/Sierra 2500/3500 6.6L L5P Duramax
2018 GM Silverado/Sierra 2500/3500 6.6L L5P Duramax
2019 GM Silverado/Sierra 2500/3500 6.6L L5P Duramax
2020 GM Silverado/Sierra 2500/3500 6.6L L5P Duramax
2021 GM Silverado/Sierra 2500/3500 6.6L L5P Duramax
2022 GM Silverado/Sierra 2500/3500 6.6L L5P Duramax
2023 GM Silverado/Sierra 2500/3500 6.6L L5P Duramax
2024 GM Silverado/Sierra 2500/3500 6.6L L5P Duramax
2025 GM Silverado/Sierra 2500/3500 6.6L L5P Duramax

Application notes:
Direct Replacement for GM P/N: 97941204 and 12698239

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California Proposition 65 Warning - P65warnings.ca.gov