Caterpillar 6I-2501 6I2501 Engine Air Filter

$ 61.66
+ Free Shipping
Bulk Pricing: Request a Quote
  • Availability: In Stock
  • Product Sku: 6I-2501-1Pack
Shopify secure badge

Standard Efficiency Engine Air - Primary

Contamination is your engine’s number one enemy, which is why it’s critical to protect your Cat equipment with genuine Cat Filter Elements. Cat Standard Efficiency Primary Engine Air Filters are your best value for normal duty applications, delivering increased engine protection and preventing equipment downtime.

Offering a long service life and exceptional filtration, Cat Air Filters are also environmentally friendly and cost-effective. Designed to the exact specifications of your Cat equipment, genuine Cat Filters are a crucial factor in your machine’s ability to use air efficiently. A clean filter element protects internal mechanisms from being damaged by dirt.

Consistently choosing Cat Air Filters is the best choice to ensure long life and optimum performance of your Cat machinery.

Consistently choosing Cat Air Filters is the best choice to ensure long life and optimum performance of your Cat machinery.


  • Quick serviceability
  • Improved contamination control holds particulates during filter change


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


Earthmoving Compactor
816B 815B

45 35 55 65 65B

Wheel-Type Loader
950B 950E 950F II 938F 966F 966F II 950F 960F 936F 938G 950B/950E

Engine - Generator Set
3304B 3304 3208 G3306 G3306B XQG135

Engine - Truck
3306 3306B

Petroleum Products

Wheel-Type Skidder
528B 530B 528

Engine - Industrial
3304 3306 3208 3116 3126B D330C 3126 G3306 G3306B D333C 3306B

Motor Grader
140G 14G 12G

Forest Products
580 570 560B 550 570B 580B 550B

Track-Type Skidder

Paving Compactor

Wheel Dozer

Integrated Toolcarrier

325B L 320D2 L 323D L 320D FM 320D2 320D L 323D 320C 323D2 L 322B 320B 320D 320B L 322B L 322C 323D LN 323D S 323D2 322B LN 320D LN 322C FM 325B LN 323D SA 320D2 FM 320B S 325B 235C 320B N


Track-Type Tractor
D6R 6A D6N D6H II D6R III D6T D6R II 7S 6SU 5P D5H D5H XL D6H 57H D7G D6H XR 6 7SU D7H D6H XL 7 D5N D6M D6G2 LGP 56H D6R XL 7S LGP 6S 7U D7R XR D6R LGP D5E D6G2 XL D6R STD 5S D7R LGP 5 7A D7R D5

* 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.