Radium Engineering Oil Cap – GM

This billet aluminum oil cap from Radium Engineering is a direct replacement for the OEM cap, offering a sleek appearance and enhanced functionality. Pre-installed with a 10AN ORB plug, it functions as a sealed oil cap out of the box. For added flexibility, the plug can be removed to expose an internal stainless steel air/oil separation baffle—perfect for building a custom crankcase ventilation setup.

Key Features:

• CNC-machined anodized aluminum construction

• Direct-fit replacement for OEM oil cap

• Pre-installed 10AN ORB plug (can be removed for custom venting)

• Integrated stainless steel baffle for air/oil separation

• Service-free and reusable design

• Compatible with optional 10AN ORB fittings for custom breather systems

Confirmed Engine Compatibility:

• LS Series: LS1, LS2, LS3, LS4, LS6, LS7, LS9, LSA, L76, L99, L9H

• LT Series: LT1, LT2, LT4, LT5

• Ecotec Engines
  Additional engines may also be compatible

This is the perfect solution for anyone wanting a clean replacement oil cap with the flexibility to upgrade to a custom VTA or VTE setup later on.