2011-2016 Duramax LML Wagler Street Intake Manifold System (C6622.4) Pistons 7L PowerHouse Cylinder Head Set

7L PowerHouse Cylinder Head Set of 2 (CH67P-11-16)

In the process of removing this

275” thick with 4

If the factory CP3 pump feed line has not been upgraded to 1/2-inch hose

Formulated with proprietary anti-wear and friction reducing additives to fight valve train wear and increase horsepower

2011-2016 Duramax LML Wagler Street Intake Manifold System (C6622.4) Pistons 7L PowerHouse Cylinder Head SetAftermarket Duramax Intake manifold that replaces the factory y bridge all together Casted one piece intake with improved airflow and horsepower Intake neck machined to accept 3. 5 V band (standard), Vanjen (upon request)