Radium Oil Cap Gm

Replaces factory oil cap on many GM LS engines Plug can be removed and accessories can be added to convert the cap to a crankcase breather point.

Anodized aluminum billet oil cap for many General Motors vehicles. 
There are 2 different oil cap styles used on LS-based engines.
This oil cap has special features that consolidate the differences.
The top 7/8"-14 threaded port accepts 10AN ORB adapter fittings. Furthermore, it features internal stainless steel baffling that can be used for crankcase venting air/oil separation.

Confirmed Engine Compatibility:
LS1, LS2, LS3, LS4, LS6, LS7, LS9, LSA, L76, L99, L9H, LT1, LT2, LT4
NOTE: there are other compatible engines not listed.

Optionally, the center 10AN ORB plug can be unscrewed and removed. Underneath is a cleanable and reusable stainless steel baffle for air/oil separation