2011-2019 Duramax LML/L5P Aluminized 4" DPF Back Exhaust (S6032AL) 2008 - 2010 GM Tuning & Electronics 0L Black Diamond 20MM Head

0L Black Diamond 20MM Head Gasket (54579A)

designed with internal ribs that add strength and rigidity

Even a nominal amount of driveline vibration can cause the housing to fail

Before you order 8 of these ADs you need to make sure that you do not have an AE in the #8 hole

3L Powerstroke with the MAHLE 224-3163WR

2011-2019 Duramax LML/L5P Aluminized 4" DPF Back Exhaust (S6032AL) 2008 - 2010 GM Tuning & Electronics 0L Black Diamond 20MM HeadMade of 100% heavy gauge aluminized steel our Armor Lite Series is designed to provide the cost conscious consumer with the same high quality design and craftsmanship as our other systems, but at a value price. Armor Lite is suitable for areas with moderate environmental conditions.