Manufacturer approval · Caterpillar
Caterpillar TO-4
Caterpillar TO-4 is an approval issued by Caterpillar for lubricants used in its engines, vehicles or machines. A product carrying this approval has been tested or listed against the maker's own requirements, so it can be used without voiding the warranty.
Other Caterpillar specifications
Products
1 product carry Caterpillar TO-4
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