{"product_id":"tygeacen-engine-air-filter-p621725-replacement-for-kenworth-t680-t880-peterbilt-567-579-high-efficiency","title":"Tygeacen Engine Air Filter P621725 — Replacement for Kenworth T680\/T880 \u0026 Peterbilt 567\/579, High‑Efficiency","description":"\u003cp\u003e\u003cstrong\u003eTygeacen P621725 is a high-efficiency replacement engine air filter engineered to protect Paccar and compatible diesel engines by trapping dust and particulates while maintaining steady airflow.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for heavy-duty trucks such as Kenworth T680\/T880 and Peterbilt 567\/579, this Tygeacen filter replaces part numbers like P621725, P637453, WA11058, LAF6725 and PA32000, and fits Paccar MX-11 and MX-13 engine families. Built from precision pleated media and reinforced end caps, it balances dust-holding capacity with low intake resistance to keep turbocharged diesel engines breathing clean air under tough road conditions.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter improve engine intake performance?\u003c\/h3\u003e\n\u003cp\u003eThe Tygeacen P621725 uses high-efficiency filtration media engineered to capture a wide range of airborne contaminants while preserving airflow. Better filtration reduces abrasive particles entering the combustion chamber, supporting more consistent air delivery to the turbo and cylinders.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-efficiency pleated media for superior particulate capture\u003c\/li\u003e\n  \u003cli\u003eLow intake resistance to help maintain factory airflow rates\u003c\/li\u003e\n  \u003cli\u003eHigh dust-holding capacity to extend service intervals\u003c\/li\u003e\n  \u003cli\u003eReinforced structure reduces collapse risk under vacuum\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich trucks and engines is it compatible with?\u003c\/h3\u003e\n\u003cp\u003eThis replacement unit is specified to fit a range of Paccar and major North American heavy-duty models. It is commonly used on Kenworth and Peterbilt platforms with Paccar MX series engines and matches multiple OEM replacement numbers for cross-reference convenience.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eKenworth T680 and T880 series\u003c\/li\u003e\n  \u003cli\u003ePeterbilt models 567 and 579\u003c\/li\u003e\n  \u003cli\u003ePaccar MX-11 and MX-13 diesel engines\u003c\/li\u003e\n  \u003cli\u003eCross-references: P621725, P637453, WA11058, LAF6725, PA32000\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and construction features ensure durability?\u003c\/h3\u003e\n\u003cp\u003eTygeacen builds this filter with rugged end caps and a robust pleated media core that resists shock and vibration typical of long-haul and vocational operations. The assembly is engineered to withstand temperature swings and intake pressure without deforming.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePrecision pleating for consistent filtration surface area\u003c\/li\u003e\n  \u003cli\u003eDurable end caps and bonding to prevent seepage\u003c\/li\u003e\n  \u003cli\u003eShock- and damage-resistant outer structure for harsh conditions\u003c\/li\u003e\n  \u003cli\u003eManufactured to meet demanding heavy-duty specifications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I choose replacement intervals and install the filter?\u003c\/h3\u003e\n\u003cp\u003eReplacement frequency depends on operating environment, mileage, and OEM recommendations; dusty or off-road conditions require more frequent service. Installation is straightforward—remove the housing cover, swap the old element for the Tygeacen unit, and reseal the housing per manufacturer torque and sealing instructions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInspect at regular service intervals or after heavy dust exposure\u003c\/li\u003e\n  \u003cli\u003eReplace when media is visibly clogged or per OEM mileage guidelines\u003c\/li\u003e\n  \u003cli\u003eEnsure housing gasket and clamps are properly seated during installation\u003c\/li\u003e\n  \u003cli\u003eFollow engine OEM torque specs for cover and clamps\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Fleet managers, owner-operators, and maintenance technicians who run Kenworth or Peterbilt trucks with Paccar MX engines and need a dependable aftermarket air filter. Tygeacen P621725 offers a balance of filtration efficiency, structural durability, and cross-reference compatibility for cost-effective preventive maintenance on heavy-duty diesel trucks.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this a direct replacement for OEM P621725?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the Tygeacen P621725 is designed as a direct aftermarket replacement compatible with OEM P621725 and listed cross-reference numbers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this filter on dusty job sites?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it has high dust-holding capacity and durable construction suitable for dusty or demanding operating environments.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Tygeacen","offers":[{"title":"Default Title","offer_id":67586850848953,"sku":"B0GLF5CKKP","price":161.01,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/tygeacen-filter-front-packaging.jpg?v=1790494197","url":"https:\/\/redleafauto.ca\/products\/tygeacen-engine-air-filter-p621725-replacement-for-kenworth-t680-t880-peterbilt-567-579-high-efficiency","provider":"Redleaf Auto","version":"1.0","type":"link"}