Thumbnail Filmstrip of CAT 1R-1807 Oil Filter Images
This is a replacment filter for those who already have a Duramax CAT Oil filter conversion kit Installed on thier 2001-2019 Duramax.
STOCK UP AND SAVE:
- 2 Pack - Save 2%
- 4 Pack - Save 4%
- 6 Pack - Save 5%
The Cat 1R-1807 filter starts at 4 microns @ 20% efficiency and at 20 microns at 100% efficiency. On top of filtration it has about THREE times more filtering media then your OEM Duramax Filter. The Cat media is 2.11 times longer and the pleats are 1.13 deeper making the Cat filters area 2.39 larger than the factory ACDelco filter media.