Caterpillar 2S-1287 2S1287 Engine Air Filter

$ 94.47
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  • Availability: In Stock
  • Product Sku: 2S-1287-1Pack
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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 2S1287 Air Filter:

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


Earthmoving Compactor
815 825B 826B

Wheel-Type Loader
966C 988 992 992B

Off-Highway Truck
768B 769 769B 772 773

Wheel Dozer
814 824B 834

225D 231D 235 235B 235C 235D

Engine - Industrial
3304 3304B 3306 3306B

Track-Type Loader
977K 977L

Wheel Tractor-Scraper
613C 613C II 621 623 627 627B 637 637B 637D 639D 641 641B 650B 651 651B 657 657B 660B 666 666B

Articulated Dump Truck
D20D D250D

* 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.