{"product_id":"docs-diesel-fuel-water-separator-dgf430-for-ram-6-7l-cummins-2019-2024-3-micron-filtration-water-separation","title":"Doc's Diesel Fuel\/Water Separator DGF430 for Ram 6.7L Cummins 2019-2024 — 3-micron Filtration, Water Separation","description":"\u003cp\u003e\u003cstrong\u003eDoc's Diesel DGF430 is a high-efficiency fuel\/water separator engineered to remove water and contaminants from diesel, protecting the fuel system on 2019+ Ram 6.7L Cummins trucks.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned as a direct-fit replacement for factory and aftermarket part numbers such as Mopar 68436631AA, the DGF430 combines multi-stage filtration media with a focus on durability and consistent fuel flow. This unit targets water, rust, dirt and debris before they reach fuel pumps and injectors, helping maintain engine responsiveness and system longevity when changed at recommended intervals.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the DGF430 protect my Cummins fuel system?\u003c\/h3\u003e\n\u003cp\u003eThe DGF430 captures particulate and separates free water from diesel before contaminants can harm sensitive fuel system components. Its construction emphasizes maximum filtration surface area, allowing effective contaminant retention while preserving flow characteristics important to modern high-pressure systems.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e3 micron rated media with third-party tested 96.92% efficiency\u003c\/li\u003e\n  \u003cli\u003eMulti-layer filtration to trap fine particles and sediment\u003c\/li\u003e\n  \u003cli\u003eWater separation stage diverts free water away from fuel lines\u003c\/li\u003e\n  \u003cli\u003eIncludes o-rings for a reliable seal during installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this part fit my Ram 2500\/3500\/4500\/5500 with the 6.7L Cummins?\u003c\/h3\u003e\n\u003cp\u003eThe DGF430 is manufactured to be compatible with 2019 through 2024 Ram trucks equipped with the 6.7L Cummins engine. It is designed as a direct interchange with common OEM and aftermarket numbers to simplify replacement and reduce installation guesswork.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect replacement for Mopar 68436631AA\u003c\/li\u003e\n  \u003cli\u003eInterchangeable with Wix WF10579, Baldwin PF46152, Purolator F51542\u003c\/li\u003e\n  \u003cli\u003eFits 2019–2024 Ram 6.7L Cummins 2500, 3500, 4500, 5500 models\u003c\/li\u003e\n  \u003cli\u003eForm and connections match factory mounting points for easy swap\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I change the fuel\/water separator?\u003c\/h3\u003e\n\u003cp\u003eReplacement intervals depend on driving conditions, diesel quality and manufacturer guidance. As a practical rule, change the separator between 5,000 and 10,000 miles for routine maintenance, with 15,000 miles as a maximum interval unless the vehicle manufacturer specifies otherwise.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInspect during each oil or major service interval\u003c\/li\u003e\n  \u003cli\u003eReplace sooner if water is present or fuel contamination is suspected\u003c\/li\u003e\n  \u003cli\u003eFollow your vehicle warranty and maker recommendations first\u003c\/li\u003e\n  \u003cli\u003eChanging regularly helps maintain fuel economy and performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat performance specifications and testing back the DGF430?\u003c\/h3\u003e\n\u003cp\u003eDoc's Diesel subjects this separator to independent testing and designs it to a 3-micron efficiency benchmark while prioritizing flow and contaminant capture. The third-party result shows a 96.92% efficiency rating at the claimed particulate size, indicating strong filtration performance for protecting pumps and injectors.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eThird-party tested: 3 micron @ 96.92% efficiency\u003c\/li\u003e\n  \u003cli\u003eEngineered media layout maximizes usable surface area\u003c\/li\u003e\n  \u003cli\u003eDurable housing to withstand under-hood conditions\u003c\/li\u003e\n  \u003cli\u003eSupplied with seals to ensure leak-free installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Doc's Diesel DGF430 is aimed at Ram owners and fleet managers who want a reliable, high-efficiency replacement fuel\/water separator for 6.7L Cummins-equipped 2019+ 2500–5500 trucks. It suits technicians and DIYers looking for a drop-in interchange with common OEM part numbers, and anyone who wants to minimize the risk of fuel-system damage from water or sediment while preserving proper fuel flow and engine response. Replace per manufacturer or vehicle service guidance to maintain warranty compliance and best results.\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 the DGF430 a direct replacement for Mopar 68436631AA?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The DGF430 is a direct interchange designed to replace Mopar 68436631AA and several aftermarket equivalents.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What efficiency and micron rating does this separator have?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The separator is third-party tested at 3 microns with a 96.92% efficiency rating.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Doc's Diesel","offers":[{"title":"Default Title","offer_id":48080852811934,"sku":"B08JSCNYGB","price":67.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/docs-diesel-dgf430-front-view.jpg?v=1785790476","url":"https:\/\/northtrailauto.ca\/products\/docs-diesel-fuel-water-separator-dgf430-for-ram-6-7l-cummins-2019-2024-3-micron-filtration-water-separation","provider":"North Trail Auto","version":"1.0","type":"link"}