--- title: Filters url: https://parts.cat.com/en/catcorp/category/filters-and-fluids-filters description: Shop Cat® parts store and find a variety of construction machine filters including, air filters, fuel filters, engine filters, hydraulic filters, & oil filters. --- # Filters ## Category - [Aftertreatment/DEF (19)](https://parts.cat.com/en/catcorp/category/filters-aftertreatment-def?page=1&sortBy=0) - [Air Cleaners (947)](https://parts.cat.com/en/catcorp/category/filters-air-cleaners?page=1&sortBy=0) - [Air Filters (1622)](https://parts.cat.com/en/catcorp/category/filters-air-filters?page=1&sortBy=0) - [Breathers (226)](https://parts.cat.com/en/catcorp/category/filters-breathers?page=1&sortBy=0) - [Coolant Conditioners (7)](https://parts.cat.com/en/catcorp/category/filters-coolant-conditioners?page=1&sortBy=0) - [Engine Oil Filters & Components (914)](https://parts.cat.com/en/catcorp/category/filters-engine-oil-filters-components?page=1&sortBy=0) - [Fuel Filters & Fuel Water Separators (828)](https://parts.cat.com/en/catcorp/category/filters-fuel-filters-fuel-water-separators?page=1&sortBy=0) - [Hydraulic & Transmission Filters (662)](https://parts.cat.com/en/catcorp/category/filters-hydraulic-transmission-filters?page=1&sortBy=0) - [Lube System Filters (272)](https://parts.cat.com/en/catcorp/category/filters-lube-system-filters?page=1&sortBy=0) - [Other Filters & Filter Components (1694)](https://parts.cat.com/en/catcorp/category/filters-other-filters-components?page=1&sortBy=0) ### [1R-1808: Engine Oil Filter](https://parts.cat.com/en/catcorp/product/1R-1808) ![1R-1808: Engine Oil Filter](https://caterpillar.scene7.com/is/image/Caterpillar/CM20210720-5aae8-23d2a?fmt=webp&hei=384&wid=384) Advanced Efficiency Engine Oil Filter Cat Diameter (in) 5.346 Flow Direction Out-to-In Length (in) 12.087 Material Nitrile / NBR / HNBR / XNBR Rubber,Cyanoacrylate Adhesive,Carbon Steel,Sealants / Adhesives Adhesive,Alloy Mixed: Metal,Alloy Steel,Nylon, 6, 6/12, 6/6 Plastic Efficiency Category Advanced High Efficiency Filter Type Spin-On --- ### [360-8960: Engine Fuel Filter Element](https://parts.cat.com/en/catcorp/product/360-8960) ![360-8960: Engine Fuel Filter Element](https://caterpillar.scene7.com/is/image/Caterpillar/CM20180403-40211-08659?fmt=webp&hei=384&wid=384) Shop Cat® part engine filter 360-8960 offers ultra-high efficiency to protect your machine and keep it running smoothly. Cat Diameter (in) 3.209 Flow Direction Out-to-In Length (in) 6.102 Efficiency Category Advanced High Efficiency Filter Type Cartridge --- ### [1R-0749: Secondary Fuel Filter](https://parts.cat.com/en/catcorp/product/1R-0749) ![1R-0749: Secondary Fuel Filter](https://caterpillar.scene7.com/is/image/Caterpillar/CM20180403-40956-30715?fmt=webp&hei=384&wid=384) Advanced High Efficiency Fuel Filter Cat Diameter (in) 3.689 Flow Direction Out-to-In Length (in) 10.571 Material Carbon Steel,Other Mixed: Metal-Nonmetal Efficiency Category Other Filter Type Spin-On --- ### [7W-2326: Engine Oil Filter](https://parts.cat.com/en/catcorp/product/7W-2326) ![7W-2326: Engine Oil Filter](https://caterpillar.scene7.com/is/image/Caterpillar/CM20260505-6dff6-807d8?fmt=webp&hei=384&wid=384) Standard Efficiency Engine Oil Filter Cat Diameter (in) 3.78 Flow Direction Out-to-In Length (in) 6.717 Material Carbon Steel Efficiency Category Standard Efficiency Filter Type Spin-On --- ### [377-6969: Standard Efficiency Engine Oil Filter](https://parts.cat.com/en/catcorp/product/377-6969) ![377-6969: Standard Efficiency Engine Oil Filter](https://caterpillar.scene7.com/is/image/Caterpillar/CM20180403-38738-36057?fmt=webp&hei=384&wid=384) Cat® part engine filter 377-6969 offers standard efficiency to protect your machine's engine and keep it running smoothly. Cat Diameter (in) 3.661 Flow Direction Out-to-In Length (in) 3.661 Material Carbon Steel Filter Type Spin-On Efficiency Category Standard Efficiency --- ### [322-3155: Element Assembly](https://parts.cat.com/en/catcorp/product/322-3155) ![322-3155: Element Assembly](https://caterpillar.scene7.com/is/image/Caterpillar/CM20180403-39690-46986?fmt=webp&hei=384&wid=384) Shop Cat® part 322-3155 engine oil filter that offers standard efficiency to protect your machine's engine and keep it running smoothly. Cat Diameter (in) 4.043 Flow Direction Out-to-In Length (in) 8.713 Efficiency Category Standard Efficiency Filter Type Cartridge --- ### [326-1643: Filter Assembly](https://parts.cat.com/en/catcorp/product/326-1643) ![326-1643: Filter Assembly](https://caterpillar.scene7.com/is/image/Caterpillar/CM20180403-40565-34557?fmt=webp&hei=384&wid=384) Shop Cat® part 326-1643 for an advanced efficiency fuel and water separator designed to eliminate 100% free water and 90% emulsified water, along with smaller contaminates, while helping extend the life of your secondary filter and injectors. Cat Diameter (in) 4.264 Length (in) 9.087 Flow Direction Out-to-In Material Carbon Steel Efficiency Category Advanced High Efficiency Filter Type Spin-On --- ### [462-1171: Standard Efficiency Engine Oil Filter](https://parts.cat.com/en/catcorp/product/462-1171) ![462-1171: Standard Efficiency Engine Oil Filter](https://caterpillar.scene7.com/is/image/Caterpillar/CM20180403-38928-45019?fmt=webp&hei=384&wid=384) Standard Efficiency Engine Oil Filter Cat Diameter (in) 3.661 Flow Direction Out-to-In Length (in) 7.874 Material Carbon Steel Filter Type Spin-On Efficiency Category Advanced High Efficiency --- ### [326-1644: Fuel Water Separator](https://parts.cat.com/en/catcorp/product/326-1644) ![326-1644: Fuel Water Separator](https://caterpillar.scene7.com/is/image/Caterpillar/CM20240516-27b83-fddf5?fmt=webp&hei=384&wid=384) Shop Cat® part 326-1644 for an advanced efficiency fuel and water separator designed to prolong the life of your Cat® machine. Cat Diameter (in) 4.264 Length (in) 7.323 Flow Direction Out-to-In Material Carbon Steel Efficiency Category Advanced High Efficiency Filter Type Spin-On ### [523-4987: Element-Separator](https://parts.cat.com/en/catcorp/product/523-4987) ![523-4987: Element-Separator](https://caterpillar.scene7.com/is/image/Caterpillar/CM20250731-157ae-26b6f?fmt=webp&hei=384&wid=384) Find premium element separator and more with Cat. Explore reliable heavy-duty components like alternators and batteries for your needs. - Diameter (in): 4.043 - Length (in): 10.169 - Flow Direction: Out-to-In - Material: Polyamide Plastic - Efficiency Category: Ultra High Efficiency - Filter Type: Cartridge --- ### [110-6326: Air Cleaner Primary Element](https://parts.cat.com/en/catcorp/product/110-6326) ![110-6326: Air Cleaner Primary Element](https://caterpillar.scene7.com/is/image/Caterpillar/CM20260505-36e8c-09864?fmt=webp&hei=384&wid=384) Standard Efficiency Engine Air Filters are your best value for normal duty applications providing larger capacity and quick servicing. - Shape: Round - Type: Primary,Primary - Overall Height (in): 6.476 - Overall Width (in): 6.476 - Material: Carbon Steel - Overall Depth (in): 14.016 - Media Type: Standard --- ### [479-4131: Water Separator Element](https://parts.cat.com/en/catcorp/product/479-4131) ![479-4131: Water Separator Element](https://caterpillar.scene7.com/is/image/Caterpillar/CM20250919-87b50-97967?fmt=webp&hei=384&wid=384) Ultra High Efficiency Fuel Water Separator - Diameter (in): 3.209 - Length (in): 8.902 - Flow Direction: In-to-Out - Material: Polyamide Plastic - Efficiency Category: Ultra High Efficiency - Filter Type: Cartridge --- ### [571-5253: Transmission Filter Element Assembly](https://parts.cat.com/en/catcorp/product/571-5253) ![571-5253: Transmission Filter Element Assembly](https://caterpillar.scene7.com/is/image/Caterpillar/CM20260505-304c2-20354?fmt=webp&hei=384&wid=384) Cat® part 571-5253 is a transmission filter that offers protection and durability for your Caterpillar machines. - Type: Transmission Filter - Diameter (in): 4.74 - Flow Direction: Out-to-In - Length (in): 10.689 - Material: Polyamide Plastic - Efficiency Category: Advanced High Efficiency - Filter Type: Cartridge --- ### [541-6956: Engine Fuel Filter](https://parts.cat.com/en/catcorp/product/541-6956) ![541-6956: Engine Fuel Filter](https://caterpillar.scene7.com/is/image/Caterpillar/CM20260505-014fc-28517?fmt=webp&hei=384&wid=384) Standard Efficiency Fuel Filter - Diameter (in): 3.713 - Flow Direction: Out-to-In - Length (in): 7.327 - Material: Polyester Plastic, Polyphthalamide (PPA) Plastic, Thermoplastic Plastic - Efficiency Category: Ultra High Efficiency - Filter Type: Spin-On --- ### [1R-0762: Engine Fuel Filter](https://parts.cat.com/en/catcorp/product/1R-0762) ![1R-0762: Engine Fuel Filter](https://caterpillar.scene7.com/is/image/Caterpillar/CM20180403-40565-05136?fmt=webp&hei=384&wid=384) Advanced Efficiency Fuel Filters are designed to remove small contaminants; protecting your sensitive fuel injectors and saving you time and money from premature damage and repair. - Diameter (in): 3.681 - Length (in): 10.504 - Flow Direction: Out-to-In - Material: Other Mixed: Metal-Nonmetal, Carbon Steel - Efficiency Category: Advanced High Efficiency - Filter Type: Spin-On --- ### [110-6331: Secondary Standard Efficiency Engine Air Filter](https://parts.cat.com/en/catcorp/product/110-6331) ![110-6331: Secondary Standard Efficiency Engine Air Filter](https://caterpillar.scene7.com/is/image/Caterpillar/CM20250708-f936e-6d291?fmt=webp&hei=384&wid=384) Standard Efficiency Engine Air Filters are your best value for normal duty applications providing larger capacity and quick servicing. - Shape: Round - Type: Secondary - Overall Width (in): 3.724 - Overall Height (in): 3.724 - Material: Carbon Steel, Polypropylene Plastic - Overall Depth (in): 13.366 - Media Type: Standard ## Key ### Factory Fit This part is designed to fit your Cat equipment based on the manufacturer’s specifications. Any changes to the manufacturer’s configuration might result in the product not fitting your Cat equipment. Please consult your Cat Dealer before purchasing to ensure that this part is appropriate for your Cat equipment in its current condition and assumed configuration. This indicator cannot guarantee compatibility for all parts. - Remanufactured - Non-Returnable - Kit - Replaced ### Products Cat® Filters are engineered, built and tested, specifically for Cat machines. **The difference is clear - Cat® filters are built better** When you look inside a genuine Cat filter, the difference from other brand name filters is obvious. Our advanced design features maximum filtration efficiency and protection so you get the most out of your machine. Our filters are specifically designed, without compromise, to provide consistent performance quality to protect your Cat machine and improve your bottom line. While other brand filters may fit, Cat filters provide the superior quality and protection you need to maximize your engine and other component systems' life. Replacing your "off-brand filter" with a genuine Cat Filter is easy. Have your off brand filter part number ready and visit [catfiltercrossreference.com](http://www.catfiltercrossreference.com), or simply contact your nearby Cat dealer today. ### Reference - [The Inside Story on Cat® Filters](https://caterpillar.scene7.com/is/content/Caterpillar/C10512619) - [Filters and Fluids Application Guide](https://caterpillar.scene7.com/is/content/Caterpillar/C10659468) - [Caterpillar Machine Filter Recommendations](https://s7d2.scene7.com/is/content/Caterpillar/CM20260629-408cd-d12bb) - [Preventive Maintenance Products for Cat Natural Gas Engines](https://caterpillar.scene7.com/is/content/Caterpillar/C10482590) - [Marine Pleasure Craft Filters](https://caterpillar.scene7.com/is/content/Caterpillar/CM20220905-9dd12-4b0dd) - [Cat® Bulk Fuel Filtration Systems](https://caterpillar.scene7.com/is/content/Caterpillar/C772321) - [Cat® Filters Cross Reference](http://www.catfiltercrossreference.com/) - [Cat® Publications: Buy Now](https://catpublications.com) ### Videos - [Spin-On-Filters](https://youtu.be/MChWUeCK85Y?si=4TLSO3kKjbEonj8y) - Ensure proper installation of your Spin-On filters. - [Fuel Water Separator](http://www.youtube.com/watch?v=HEu7r7l63X8) - Proper maintenance of Fuel Water Separators. - [Cat Filter Manufacturing](http://www.youtube.com/watch?v=qt58Lc_A1d0) - Take a look at our differentiated Liquid Filter manufacturing processes. ## Product Pages Page 1 of 75 — showing results 1–16 of 1,200. - [Next page (2)](https://parts.cat.com/en/catcorp/category/filters-and-fluids-filters?page=2) - [Last page (75)](https://parts.cat.com/en/catcorp/category/filters-and-fluids-filters?page=75)