PPE Performance Billet Aluminum Valve Cover Kit - With Pillars (Red) For 04.5-10 6.6 Duramax input shaft Built in bosses

Built in bosses

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

or cutting of your factory hoses

5 Just select your year and model Side by Side

PPE Performance Billet Aluminum Valve Cover Kit - With Pillars (Red) For 04.5-10 6.6 Duramax input shaft Built in bossesDress 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