331-8111 Caterpillar Standard Efficiency Engine Air - Secondary 3318111

It pays to choose genuine Cat® Filters to protect the iron that generates your income.

Cat® Secondary Engine Air Filters are your last line of defense against dust, dirt and other contaminants that may damage the components of your income-producing machinery. Tasked with protecting the engine while the primary filter is being changed or in the event of a breach in the main filter, this secondary unit plays a critical role in preventing damage due to contaminants.

Constructed of durable materials and manufactured to meet Caterpillars stringent specifications, these air filters deliver the consistent quality and reliability that Cat® owners count on. Because uptime and cost-effective maintenance are critical, Cat® Air Filters have been specifically designed to protect and optimize the power of your Cat® iron.

Working together, genuine Cat® Primary and Secondary Filter Elements provide a cost-effective method for maintaining your engines integrity and increasing your equipments uptime on the jobsite.

Attributes:
Environmentally friendly
Increased airflow with less restriction
Serves the critical role of back-up filtration