The Deviant Race Parts valve covers are constructed of high quality 6061 billet aluminum featuring a one piece o-ring seal with countersunk fasteners for a very clean and simple installation.
These covers are drilled and tapped with over sized 3/4" ports for ventilation and include two 3/4" to -12JIC adapters for PCV routing of your choice. Available in raw or anodized black/milled finish.
Features & Benefits:
- Superior Style & Fitment
- Increased Ventilation
- 6061 Billet Aluminum Construction
- CNC Designed For Perfection
- PCV Fittings, Hardware & O-rings Included
- Direct Fit For The 2004.5-2010 LLY, LBZ & LMM Duramax
