Caterpillar 5I-5208 5I5208 Engine Air Filter

$ 49.15
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  • Product Sku: 5I-5208-1Pack
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Standard Efficiency Engine Air - Secondary

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 Caterpillar’s 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 engine’s integrity and increasing your equipment’s uptime on the jobsite.


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

Specifications for Cat 5I5208 Air Filter:

Efficiency Rating: Standard Efficiency
Primary vs Secondary: Secondary
Seal Type: Axial Seal


320 L 320-A 320-A L 320-A N 320-A S 320N 322 L 322 LN 322-A 322-A L 322-A LN 322-A N 322N 325 L 325 LN 325-A 325-A FM L 325-A L 325-A LN E200B EL200B


AC-DELCO A970C, AIR REFINER 10741, ARM-12-7315, BALDWIN PA2545, BIG A 93521, CARQUEST 87521, CATERPILLAR 5I-5208, 7Y-0403, CROSLAND 9791, DONALDSON P127315, P145897, FLEETGUARD AA2912, AF1767, FLEETRITE AFR-81767, Fram CA2548SY, GENERAL MOTORS 15511628, 25043912, 94037809, GUD ADG722, HASTINGS AF605, HEAVY DUTY AIR A-7315, HDA-7315, HITACHI 4145213, P127315, IHC-NAVISTAR 16546Z9006, 16546Z9025, ISUZU 1-14215-061-0, 1-14215-078-1, 1-14215-111-0, 2-90646-920-0, KRALINATOR LA870, LINK BELT KRP1230, LUBER-FINER LAF7315, MANN CF15121, MOTORCRAFT FA 506, NAPA 2521, NISSAN 16546-Z9006, 16546-Z9025, D6546-Z9006, PUROLATOR A53256, TAYLOR MACHINE 4404407, TIMBERJACK 408481, 840848100, WIX 42521, YALE & TOWNE 408481

* All fitment filter part numbers are based on your engine serial number.
* Please confirm with our team if you are unsure this filter will fit your engine.