Valve Cover Kit w/o Accessory Mounting

Features:

• Fits 2004-2010 6.6L Duramax engines
• Billet 6061-T6 aluminum construction
• 19 mm thick for added strength
• Resists warping under high heat
• Improves heat dissipation over stock covers
• Direct fit using factory hardware
• Retains OEM gaskets and grommets
• Integrated crankcase ventilation port
• Matches factory CCV connection location
• CNC machined for precise fitment
• Clean look without accessory mounts
• Ideal for performance and engine bay upgrades

Clean Up Your Engine Bay With Strength You Can Count On

If your factory valve covers are starting to look worn or you just want something that matches the rest of your build, this PPE billet valve cover kit is a serious upgrade. Right away, you notice the difference in both appearance and quality, especially once they are bolted down and everything lines up perfectly. These covers bring a clean, purposeful look to your engine bay, which is perfect if you are going for a refined or performance driven setup. Additionally, the thicker aluminum construction gives you confidence that they will hold up under heat and pressure without the issues you see in factory covers. It is not just about looks either, since better heat dissipation helps support overall engine reliability. The drop in fit makes installation straightforward, so you can swap them out without turning it into a full day project. This is the kind of upgrade that makes your truck feel more dialed in every time you pop the hood. It is simple, solid, and built to last.

Precision Machined Billet Design Built For Durability And Proper Fitment

These valve covers are machined from billet 6061-T6 aluminum using advanced five axis CNC processes to ensure consistent quality and precise fitment. The 19 mm thick design adds structural rigidity, which helps resist warping under high temperature conditions common in diesel applications. Furthermore, aluminum construction improves heat dissipation compared to factory stamped covers, allowing heat to move away from critical engine components more efficiently. The design retains factory gaskets, bolts, and grommets, which simplifies installation and maintains proper sealing. An integrated 7/8"-14 crankcase ventilation port is positioned to match the factory CCV location, ensuring compatibility with existing systems. What is more, this version is designed without accessory mounting points, giving you a cleaner layout for custom builds or simplified engine bay configurations. The result is a durable and well engineered solution that supports both performance and long term reliability.

Fitment: 2004, 2005, 2006, 2007, 2008, 2009, 2010 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

Notes:

• Designed for 2004-2010 Duramax LLY LBZ LMM
• Does not include accessory mounting provisions
• Reuses factory bolts gaskets and grommets
• Direct drop in replacement for stock covers
• Integrated CCV port requires compatible fittings
• CCV port accessory not included
• Billet construction improves strength over stock
• Thicker design may affect tight engine bay setups
• Available in multiple finishes depending on build
• Ideal for custom or cleaned up engine bays
• Professional installation recommended for best fitment
• Verify fitment before purchase and installation