Billet Coolant Block Off Plate, Duramax | 2001 - 2022 - Merchant Automotive - 10089

On the rear of the Duramax Diesel trucks from 2001-2025, there is a coolant block off plate. The factory plate is made from cast aluminum and features a gasket for the mating surface. This plate is prone to coolant leakage due to warpage or gasket failure over the years. Merchant Automotive has recognized this problem and created a better solution.

This is the Merchant Automotive Duramax Billet Aluminum Diesel coolant block o

• 2001 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2001 Chevrolet Silverado 3500 6.6L DIESEL
• 2001 GMC Sierra 2500 HD 6.6L DIESEL
• 2001 GMC Sierra 3500 6.6L DIESEL
• 2002 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2002 Chevrolet Silverado 3500 6.6L DIESEL
• 2002 GMC Sierra 2500 HD 6.6L DIESEL
• 2002 GMC Sierra 3500 6.6L DIESEL
• 2003 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2003 Chevrolet Silverado 3500 6.6L DIESEL
• 2003 GMC Sierra 2500 HD 6.6L DIESEL
• 2003 GMC Sierra 3500 6.6L DIESEL
• 2004 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2004 Chevrolet Silverado 3500 6.6L DIESEL
• 2004 GMC Sierra 2500 HD 6.6L DIESEL
• 2004 GMC Sierra 3500 6.6L DIESEL
• 2005 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2005 Chevrolet Silverado 3500 6.6L DIESEL
• 2005 GMC Sierra 2500 HD 6.6L DIESEL
• 2005 GMC Sierra 3500 6.6L DIESEL
• 2006 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2006 Chevrolet Silverado 3500 6.6L DIESEL
• 2006 GMC Sierra 2500 HD 6.6L DIESEL
• 2006 GMC Sierra 3500 6.6L DIESEL
• 2007 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2007 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2007 GMC Sierra 2500 HD 6.6L DIESEL
• 2007 GMC Sierra 3500 HD 6.6L DIESEL
• 2008 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2008 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2008 GMC Sierra 2500 HD 6.6L DIESEL
• 2008 GMC Sierra 3500 HD 6.6L DIESEL
• 2009 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2009 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2009 GMC Sierra 2500 HD 6.6L DIESEL
• 2009 GMC Sierra 3500 HD 6.6L DIESEL
• 2010 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2010 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2010 GMC Sierra 2500 HD 6.6L DIESEL
• 2010 GMC Sierra 3500 HD 6.6L DIESEL
• 2011 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2011 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2011 GMC Sierra 2500 HD 6.6L DIESEL
• 2011 GMC Sierra 3500 HD 6.6L DIESEL
• 2012 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2012 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2012 GMC Sierra 2500 HD 6.6L DIESEL
• 2012 GMC Sierra 3500 HD 6.6L DIESEL
• 2013 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2013 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2013 GMC Sierra 2500 HD 6.6L DIESEL
• 2013 GMC Sierra 3500 HD 6.6L DIESEL
• 2014 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2014 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2014 GMC Sierra 2500 HD 6.6L DIESEL
• 2014 GMC Sierra 3500 HD 6.6L DIESEL
• 2015 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2015 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2015 GMC Sierra 2500 HD 6.6L DIESEL
• 2015 GMC Sierra 3500 HD 6.6L DIESEL
• 2016 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2016 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2016 GMC Sierra 2500 HD 6.6L DIESEL
• 2016 GMC Sierra 3500 HD 6.6L DIESEL
• 2017 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2017 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2017 GMC Sierra 2500 HD 6.6L DIESEL
• 2017 GMC Sierra 3500 HD 6.6L DIESEL
• 2018 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2018 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2018 GMC Sierra 2500 HD 6.6L DIESEL
• 2018 GMC Sierra 3500 HD 6.6L DIESEL
• 2019 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2019 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2019 GMC Sierra 2500 HD 6.6L DIESEL
• 2019 GMC Sierra 3500 HD 6.6L DIESEL
• 2020 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2020 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2020 GMC Sierra 2500 HD 6.6L DIESEL
• 2020 GMC Sierra 3500 HD 6.6L DIESEL
• 2021 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2021 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2021 GMC Sierra 2500 HD 6.6L DIESEL
• 2021 GMC Sierra 3500 HD 6.6L DIESEL
• 2022 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2022 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2022 GMC Sierra 2500 HD 6.6L DIESEL
• 2022 GMC Sierra 3500 HD 6.6L DIESEL