2001-2005 Duramax LB7 PPE Performance Silicone Upper & Lower Coolant Hose Kit (119020100) 2013 - 2018 Dodge Engine Builds PPE solves the GM Duramax

PPE solves the GM Duramax L5P complete oil drainage problem

When machining valve seat on OEM head to fit these larger valves

Coolant line & Filter

a 100% increase over the OEM filter

From the early small block Chevys

2001-2005 Duramax LB7 PPE Performance Silicone Upper & Lower Coolant Hose Kit (119020100) 2013 - 2018 Dodge Engine Builds PPE solves the GM Duramax2001 2005 Duramax LB7 PPE Performance Silicone Upper & Lower Coolant Hose Kit (119020100) Factory coolant hose T fittings are molded hose or made out of plastic and are prone to cracking at junctions, causing coolant loss. Replace your worn or leaky factory coolant hose system with PPEs Performance Silicone Coolant Hose Kit. Perfect for your stock or highly modified Duramax 6. 6L diesel truck. Engineered for performance and durability, it features 4