This long lasting cap has a swivel port so it can be unscrewed with out needing to remove the return line connected to it.
- High quality billet aluminum, anodized black
- Port swivels 360 degrees
- Port size is 1/8" NPT
- Includes Cummins o-ring
The oil filler cap replaces the stock filler cap and returns oil from a bypass oil filter back into your oil supply.