{"product_id":"premium-guard-hepa-cabin-air-filter-pc4579hx-fits-ram-wagoneer-activated-charcoal-odor-control","title":"Premium Guard HEPA Cabin Air Filter PC4579HX — Fits Ram \u0026 Wagoneer, Activated Charcoal Odor Control","description":"\u003cp\u003e\u003cstrong\u003ePUREFLOW PC4579HX is a HEPA-grade cabin air filter by Premium Guard engineered to trap fine particles and reduce odors for a cleaner in-cabin environment in compatible Ram and Wagoneer models.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhether you drive daily in traffic, on dusty roads, or through pollen-heavy seasons, the PUREFLOW PC4579HX offers a higher level of particulate and odor control than standard cabin filters. Built with high-efficiency HEPA media and an activated charcoal layer, this replacement filter is sized to fit a wide range of Dodge Ram and Jeep Wagoneer model years, helping maintain air quality and supporting your vehicle’s HVAC efficiency.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter improve air quality inside my truck or SUV?\u003c\/h3\u003e\n\u003cp\u003eThe PUREFLOW PC4579HX uses HEPA-grade media designed to capture very small airborne particles, including fine dust, pollen, and other contaminants down to about 0.3 microns. An activated charcoal layer helps adsorb traffic and environmental odors, so the cabin smells fresher during and after long drives. Together, these layers reduce the amount of particulates and odors circulating through the vents.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHEPA-grade media captures particles as small as 0.3 microns\u003c\/li\u003e\n  \u003cli\u003eActivated charcoal layer reduces smoke, exhaust, and road odors\u003c\/li\u003e\n  \u003cli\u003eHelps reduce particulate circulation through HVAC vents\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter fit my Ram 1500 or Wagoneer model?\u003c\/h3\u003e\n\u003cp\u003ePUREFLOW PC4579HX is manufactured to fit a range of Ram and Wagoneer vehicles from model years listed by Premium Guard. It replaces several common OE and aftermarket part numbers, but you should verify fitment using your vehicle’s filter lookup or owner manual before purchase. Proper fit ensures the filter seals correctly and performs as intended.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits Ram 1500, 2500, 3500, 4500, 5500 ranges (various engines and years)\u003c\/li\u003e\n  \u003cli\u003eCompatible with Jeep Wagoneer, Wagoneer L, Grand Wagoneer and Grand Wagoneer L\u003c\/li\u003e\n  \u003cli\u003eReplaces MicroGard 3705HP and TYC 800142C\/800222P\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDoes the HEPA-grade media affect HVAC performance or airflow?\u003c\/h3\u003e\n\u003cp\u003eHigh-efficiency HEPA media is denser than standard filters, so it can create a slight increase in airflow resistance. Premium Guard designs the PC4579HX to balance filtration efficiency with acceptable airflow for vehicle HVAC systems. Most users will notice improved air cleanliness with minimal impact on fan performance, though heavy contamination or long intervals between changes can increase resistance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDenser HEPA media may cause minor airflow restriction\u003c\/li\u003e\n  \u003cli\u003eDesigned for balance between filtration and HVAC performance\u003c\/li\u003e\n  \u003cli\u003eReplace regularly to avoid increased resistance from buildup\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace the PC4579HX cabin filter?\u003c\/h3\u003e\n\u003cp\u003eReplacement frequency depends on driving conditions: city traffic, dusty roads, or areas with heavy pollen may require more frequent changes. As a general guideline, inspect the filter at least once a year and replace it when visibly dirty or per your vehicle manufacturer’s maintenance schedule. Fresh filters help maintain ventilation efficiency and cabin comfort.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInspect annually or with every major service\u003c\/li\u003e\n  \u003cli\u003eReplace sooner in dusty, smoky, or pollen-heavy environments\u003c\/li\u003e\n  \u003cli\u003eRegular replacement preserves HVAC efficiency and air quality\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Premium Guard PUREFLOW PC4579HX is aimed at owners of compatible Ram and Wagoneer trucks and SUVs who want upgraded cabin filtration—especially drivers sensitive to pollen, dust, or vehicle odors and those who spend significant time on highways or in urban traffic. It’s also a practical choice for anyone seeking a straightforward replacement that improves in-cabin air cleanliness while fitting established OE and aftermarket part references.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eHIGH-EFFICIENCY HEPA-GRADE MEDIA – Designed to capture extremely fine airborne particles down to 0.3 microns for enhanced cabin air performance (may result in a minor restriction to airflow).\u003c\/li\u003e\n  \u003cli\u003eHIGH-GRADE ACTIVATED CHARCOAL LAYER – Enhanced charcoal filtration helps manage strong traffic-related and environmental smells for a cleaner cabin environment.\u003c\/li\u003e\n  \u003cli\u003eADVANCED FILTRATION TECHNOLOGY. PUREFLOW’s advanced filtration provides a healthy cabin atmosphere, ensuring you're breathing clean air, while helping to maintain the performance of the car’s climate control system.\u003c\/li\u003e\n  \u003cli\u003eCOMPATIBLE WITH Ram 1500, 2500, 3500, 1500 Classic, 5500, 4000, 4500|Jeep Wagoneer, Wagoneer L, Grand Wagoneer, Grand Wagoneer L\u003c\/li\u003e\n  \u003cli\u003eREPLACES MicroGard 3705HP|TYC 800142C, 800222P. Always check fitment using the Vehicle Filter Lookup\u003c\/li\u003e\n\u003c\/ul\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 the PUREFLOW PC4579HX compatible with my 2019 Ram 1500 3.6L?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The PC4579HX lists compatibility with 2019–2026 Ram 1500 3.6L models, but verify using your vehicle’s filter lookup before purchasing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will the HEPA filter reduce my HVAC airflow noticeably?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: HEPA-grade media can create slight additional resistance; most users notice better air quality with minimal HVAC impact under normal conditions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Premium Guard","offers":[{"title":"Default Title","offer_id":48084760658078,"sku":"B004HO9ILW","price":40.67,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/premium-guard-pureflow-pc4579hx-front-packaging.jpg?v=1785862107","url":"https:\/\/northtrailauto.ca\/products\/premium-guard-hepa-cabin-air-filter-pc4579hx-fits-ram-wagoneer-activated-charcoal-odor-control","provider":"North Trail Auto","version":"1.0","type":"link"}