{"product_id":"wix-filters-49959-diesel-heavy-duty-air-filter","title":"WIX Filters 49959 Diesel Heavy Duty Air Filter","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"17\" data-end=\"587\"\u003eThe WIX 49959 Heavy Duty Diesel \u003ca href=\"https:\/\/plgautomation.com\/collections\/drives-motor-control\"\u003eAir Filter\u003c\/a\u003e is used in commercial truck and industrial diesel engine air intake systems for filtering airborne contaminants before air enters turbocharged diesel engines. Commonly installed in Freightliner M2 trucks, Western Star commercial vehicles, buses, and medium-duty diesel fleet equipment requiring corrugated primary air filtration. Maintenance teams, diesel technicians, and fleet service facilities use this air filter for preventive maintenance, engine protection, and replacement of clogged or contaminated intake air filters.\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"589\" data-end=\"606\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"607\" data-end=\"1210\"\u003eThe WIX 49959 air filter is widely used in heavy-duty diesel environments requiring reliable filtration of dust, dirt, soot, and airborne debris to protect turbocharged diesel engines from premature wear and airflow restriction. It is commonly integrated into Freightliner M2 100, M2 106, M2 112, and Western Star truck platforms where clean intake airflow is critical for maintaining engine performance, fuel efficiency, turbocharger protection, and long-term engine reliability. The corrugated primary filter design supports high airflow requirements and continuous-duty commercial fleet applications.\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1212\" data-end=\"1241\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1242\" data-end=\"2281\"\u003e• Brand: WIX\u003cbr data-start=\"1254\" data-end=\"1257\"\u003e• Part Number: 49959\u003cbr data-start=\"1277\" data-end=\"1280\"\u003e• Product Type: Heavy Duty Diesel Engine Air Filter\u003cbr data-start=\"1331\" data-end=\"1334\"\u003e• Filter Style: Corrugated Primary Air Filter\u003cbr data-start=\"1379\" data-end=\"1382\"\u003e• Service Type: Heavy Duty Air Filtration\u003cbr data-start=\"1423\" data-end=\"1426\"\u003e• Filtration Media: Flame Retardant Cellulose\u003cbr data-start=\"1471\" data-end=\"1474\"\u003e• Height: 7.996 Inches\u003cbr data-start=\"1496\" data-end=\"1499\"\u003e• Outer Diameter Top: 12.854 Inches\u003cbr data-start=\"1534\" data-end=\"1537\"\u003e• Outer Diameter Bottom: 10.000 Inches\u003cbr data-start=\"1575\" data-end=\"1578\"\u003e• Inner Diameter Top: Closed\u003cbr data-start=\"1606\" data-end=\"1609\"\u003e• Inner Diameter Bottom: 0.750 Inches\u003cbr data-start=\"1646\" data-end=\"1649\"\u003e• Duty Type: Heavy Duty\u003cbr data-start=\"1672\" data-end=\"1675\"\u003e• Application Type: Diesel Engine Air Filtration\u003cbr data-start=\"1723\" data-end=\"1726\"\u003e• Installation Type: Primary Air Cleaner Housing Installation\u003cbr data-start=\"1787\" data-end=\"1790\"\u003e• Function: Airborne Contaminant Removal and Engine Protection\u003cbr data-start=\"1852\" data-end=\"1855\"\u003e• Compatible Equipment: Freightliner M2 Trucks, Western Star Trucks, Commercial Buses\u003cbr data-start=\"1940\" data-end=\"1943\"\u003e• Industry Applications: Commercial Trucking, Fleet Maintenance, Industrial Equipment\u003cbr data-start=\"2028\" data-end=\"2031\"\u003e• Cross References: NAPA Gold 9959, CARQUEST 83959\u003cbr data-start=\"2081\" data-end=\"2084\"\u003e• OEM References: Donaldson P607960, Fleetguard AF4202, Luber-Finer LAF3233FR\u003cbr data-start=\"2161\" data-end=\"2164\"\u003e• Secondary Filter Pairing: WIX 49910 Secondary Element\u003cbr data-start=\"2219\" data-end=\"2222\"\u003e• Operating Function: Diesel Engine Air Intake Protection\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2283\" data-end=\"2307\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2308\" data-end=\"2368\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Donaldson P607960\u003cbr data-start=\"2327\" data-end=\"2330\"\u003e• Fleetguard AF4202\u003cbr data-start=\"2349\" data-end=\"2352\"\u003e• Baldwin CA5420\u003c\/p\u003e","brand":"WIX","offers":[{"title":"New Surplus No Box","offer_id":51733361000750,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_b1927cd3-58b1-4a8a-af8b-ce21c9c23004.jpg?v=1770602254","url":"https:\/\/plgautomation.com\/products\/wix-filters-49959-diesel-heavy-duty-air-filter","provider":"PLG Automation ","version":"1.0","type":"link"}