Product Description
These are original to CAT and made in the US.
If it does not have the yellow end caps it does not have the correct Filter media.
It will damage your engine
Racor CCV12000 Ultra Density Filter Replacement
Dual Media
Max. Flow Rate 50 CFM(1416 LM)
Max. Eng. Rating 2000 HP(1491 KW)
Closed CrankCase Ventilation System Racor/Parker