{"product_id":"hastings-lf551-engine-oil-filter","title":"Hastings LF551 Engine Oil Filter","description":"\u003ch2\u003eEngine Oil Filter for Heavy-Duty Applications\u003c\/h2\u003e\u003cp\u003eHastings LF551 is an engine oil filter with broad heavy-duty coverage across commercial trucks, buses, and vocational vehicles. It is listed for a wide range of applications, including Freightliner, Kenworth, and Peterbilt models, with fitment notes that reference OE and Fleetguard cross-matches.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEngine oil filter for heavy-duty diesel and commercial vehicle use\u003c\/li\u003e\n\u003cli\u003eBroad fitment across multiple truck, bus, and chassis platforms\u003c\/li\u003e\n\u003cli\u003eApplication notes reference OE Number 3937736, 3937144, 3942365, and Fleetguard LF3970, LF9104, and LF3937 cross-matches\u003c\/li\u003e\n\u003cli\u003eCompatible with many vocational and transit platforms from 1998-2022\u003c\/li\u003e\n\u003cli\u003eHastings part number LF551 for catalog and service matching\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThe Hastings LF551 is an engine oil filter built for a wide range of heavy-duty service applications. Coverage includes Freightliner M2 106, Kenworth T270, Peterbilt 337, and other commercial platforms, making it a practical replacement choice for fleets and service shops working across multiple makes and model years. The LF551 part number appears throughout the fitment data and is tied to OE and Fleetguard reference numbers for direct application matching.\u003c\/p\u003e\u003cp\u003eThis filter is used on vehicles such as Freightliner, Kenworth, and Peterbilt models, along with Blue Bird, International, and other commercial chassis. Because the fitment list includes many year-specific applications, confirm the exact vehicle configuration before ordering. Hastings LF551 is a service part for engine lubrication systems, where clean oil flow is critical to engine protection and maintenance intervals.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a worn or service-interval engine oil filter\u003c\/li\u003e\n\u003cli\u003eRestoring proper oil filtration in heavy-duty diesel engines\u003c\/li\u003e\n\u003cli\u003eAddressing contamination buildup in the lubrication system\u003c\/li\u003e\n\u003cli\u003eSupporting routine maintenance on fleet and vocational vehicles\u003c\/li\u003e\n\u003cli\u003eMatching OE and Fleetguard referenced applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the vehicle year, make, model, and any application notes before installation. The fitment data includes multiple OE and Fleetguard references, so matching the existing filter number is recommended when confirming application. Use standard oil filter service procedures and check for proper sealing after installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eHastings supplies filtration products for demanding automotive and commercial service environments. The LF551 is cataloged with extensive application coverage and cross-reference data to support accurate parts selection.\u003c\/p\u003e","brand":"Hastings","offers":[{"title":"Default Title","offer_id":53599754223797,"sku":"BBTS-LF551","price":27.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/HA_LF551_Fro.jpg?v=1792910327","url":"https:\/\/www.partcatalog.com\/products\/hastings-lf551-engine-oil-filter","provider":"PartCatalog","version":"1.0","type":"link"}