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Caterpillar · Filtration
1R1808.
In stock · ships from Knoxville
This is a genuine Caterpillar engine oil filter (part number 1R1808, also listed as Filter AS-LU).
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
We don't publish fitment for this part yet. Rather than guess, get it confirmed against your truck in under a minute.
It is a spin-on style filter that captures dirt, metal particles and other contaminants from engine oil to protect internal engine components and extend oil life. You replace it at each oil change interval as specified for your Caterpillar engine. Using a CAT-branded filter ensures the media, bypass valve, and anti-drainback design meet factory requirements.
Part Number: 1R1808.
FILTER AS-LU
Unit: ea
Dealer: KP Services Crossville
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