PPE Performance Billet Aluminum Valve Cover Kit - With Pillars (Red) For 04.5-10 6.6 Duramax input shaft or cutting of your factory

or cutting of your factory hoses

allowing users to upgrade their truck's air intake system without hassle

Built In Swing Gate

and heavy-duty hardware to ensure long-term strength and factory-like ride quality

PPE Performance Billet Aluminum Valve Cover Kit - With Pillars (Red) For 04.5-10 6.6 Duramax input shaft or cutting of your factoryDress up your GM 6. 6L Duramax diesel engine with upgraded PPE Billet Aluminum Valve Covers. Available with or without pillars, these new valve covers are precision machined from billet to an overall thickness of . 75" 19mm, 6061 T6 aluminum on a multi axis mill. The PPE Billet Aluminum Valve Covers are a direct, bolt on replacement, which retain the factory gaskets, bolts and grommets, and include a 3 4" 16 O ring boss style crankcase ventilation