{"product_id":"cat-new-oem-engine-air-filter-secondary-6i-2502-3116-3126-3306-nos-part-0810","title":"CAT NEW OEM Engine Air Filter Secondary 6I-2502 3116 3126 3306 NOS Part 0810","description":"\u003cdiv class=\"_chunkWrapper_6ta1u_30\"\u003e\u003cdiv class=\"_chunkWrapper_6ta1u_30\"\u003e\u003cdiv class=\"_chunkWrapper_6ta1u_30\"\u003e\n\u003cdiv class=\"_chunkWrapper_6ta1u_30\"\u003e\u003cdiv class=\"_chunkWrapper_6ta1u_30\"\u003e\u003cdiv class=\"_chunkWrapper_6ta1u_30\"\u003e\n\u003cdiv class=\"_chunkWrapper_6ta1u_30\"\u003e\u003cdiv class=\"_chunkWrapper_6ta1u_30\"\u003e\u003cdiv class=\"_chunkWrapper_6ta1u_30\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eCaterpillar OEM Standard Efficiency Engine Air Filter — Secondary — Part Number 6I-2502\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eBrand: Caterpillar | Condition: New Old Stock (NOS)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eYou are purchasing a genuine Caterpillar OEM Standard Efficiency Engine Air Filter (Secondary \/ Safety Element), part number \u003cstrong\u003e6I-2502\u003c\/strong\u003e. This radial seal secondary filter is the last line of defense against dust, dirt, and other contaminants that may damage engine components. It protects the engine while the primary filter is being serviced or in the event of a breach in the primary filter. This is an authentic factory original part — never installed, never used.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eCondition Details:\u003c\/strong\u003e This is a New Old Stock (NOS) part. The filter itself is in new, uninstalled condition. As is common with NOS inventory, the original packaging may show signs of age, including shelf wear, dust, or minor cosmetic blemishes on the bag or box. The part is new and fully functional.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003ePart Number \/ Supersede Information:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003ePrimary OEM Part Number: \u003cstrong\u003e6I-2502\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eAlso referenced as: \u003cstrong\u003e6I2502\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003ePaired with primary filter: \u003cstrong\u003e6I-2501\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eThis part number may have been superseded by an updated Caterpillar part number. We recommend verifying any current supersede numbers through your local Cat dealer or the official Caterpillar parts catalog at parts.cat.com prior to ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eCross-Reference Part Numbers:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eBaldwin: \u003cstrong\u003eRS3505\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eDonaldson: \u003cstrong\u003eP532502\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eFleetguard: \u003cstrong\u003eAF25126M\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eHastings: \u003cstrong\u003eAF2201\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eMann: \u003cstrong\u003eCF1574\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eCarquest: \u003cstrong\u003e88478\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eLuber-Finer: \u003cstrong\u003eLAF4502\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eCompatible Equipment (partial list — Caterpillar):\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\n\n\n\n\n\n\n\n\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eEngines:\u003c\/strong\u003e 3116, 3126, 3208, 3304, 3306\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eGenerator Sets:\u003c\/strong\u003e G3306, G3306B\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003ePaving Compactor:\u003c\/strong\u003e PS-500\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eWheel Skidders:\u003c\/strong\u003e 528, 528B, 530B\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eAdditional Cat equipment using the 3116\/3126\/3304\/3306 engine family — verify by model and serial number\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv class=\"_chunkWrapper_6ta1u_30\"\u003e\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eWhy Choose OEM Parts?\u003c\/strong\u003e\u003cspan class=\"_animating_6ta1u_10\" data-newtext-seq=\"2\"\u003e OEM parts are \u003c\/span\u003e\u003cspan class=\"_animating_6ta1u_10\" data-newtext-seq=\"40\"\u003eengineered and manufactured to exact \u003c\/span\u003e\u003cspan class=\"_animating_6ta1u_10\" data-newtext-seq=\"77\"\u003efactory tolerances, ensuring a precise \u003c\/span\u003e\u003cspan class=\"_animating_6ta1u_10\" data-newtext-seq=\"116\"\u003efit, reliable performance, and long \u003c\/span\u003e\u003cspan class=\"_animating_6ta1u_10\" data-newtext-seq=\"152\"\u003eservice life. Unlike aftermarket \u003c\/span\u003e\u003cspan class=\"_animating_6ta1u_10\" data-newtext-seq=\"185\"\u003ealternatives, OEM parts are designed \u003c\/span\u003e\u003cspan class=\"_animating_6ta1u_10\" data-newtext-seq=\"222\"\u003especifically for your equipment — no \u003c\/span\u003e\u003cspan class=\"_animating_6ta1u_10\" data-newtext-seq=\"259\"\u003emodifications, no guesswork.\u003c\/span\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eReturns:\u003c\/strong\u003e We proudly offer hassle-free returns. If you are not completely satisfied with your purchase for any reason, simply open a return request through eBay within \u003cstrong\u003e30 days of purchase\u003c\/strong\u003e and we will take care of you promptly.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eThank you for choosing \u003cstrong\u003eQBS Parts Inc\u003c\/strong\u003e! We truly appreciate your business. If you have any issues whatsoever with your order, please give us the opportunity to resolve it before leaving feedback — we are committed to making every transaction a great experience.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cem\u003ePlease verify fitment using your engine's model and serial number before purchasing. Feel free to message us with any questions — we're here to help!\u003c\/em\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\n\n\n\n\n\n\n\n\n\n\n\n\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eQBS Parts, Inc. — Gardena, CA\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e","brand":"CAT","offers":[{"title":"Default Title","offer_id":43713385955387,"sku":"QBS","price":19.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/1399\/9163\/files\/57_d070dc76-e2a1-4016-947d-783036163933.png?v=1782664394","url":"https:\/\/qbspartsinc.com\/products\/cat-new-oem-engine-air-filter-secondary-6i-2502-3116-3126-3306-nos-part-0810","provider":"My Store","version":"1.0","type":"link"}