{"product_id":"jagg-oil-filter-adapter-w-thermostat-w-front-mount-spin-on-filter-821-2026","title":"JAGG Oil Filter Adapter w\/Thermostat - W\/Front Mount Spin ON Filter — Harley-Davidson (1984-1998)","description":"\u003cp\u003eJAGG oil filter adapter with integrated thermostatic bypass valve, designed to mount between the oil filter and block to provide easy access for oil cooler plumbing. Flows oil through the filter first, then routes to the cooler only after the engine reaches operating temperature for faster warmup.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eBuilt-in thermostatic oil bypass valve\u003c\/li\u003e\n  \u003cli\u003eFlows through filter first for better flow\u003c\/li\u003e\n  \u003cli\u003ePro Line swivel fittings included\u003c\/li\u003e\n  \u003cli\u003eEasy oil cooler installation access\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e JAGG\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 4550\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 6 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 5 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 4 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.2 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits Big-Twin carbureted EVO models with front-mount spin-on oil filters, XL Sportsters, and Buells. Required for oil cooler installation on 2004-up Sportsters.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eDo I need this adapter to install an oil cooler?\u003c\/h3\u003e\n\u003cp\u003eYes — this adapter is required on 2004-up Sportsters for oil cooler installation. It provides the plumbing path from the filter to the cooler.\u003c\/p\u003e\n\u003ch3\u003eWhat does the thermostatic bypass valve do?\u003c\/h3\u003e\n\u003cp\u003eIt allows oil to bypass the cooler until the engine reaches operating temperature, speeding up warmup times and protecting a cold engine.\u003c\/p\u003e\n\u003ch3\u003eWill oil flow through the filter first?\u003c\/h3\u003e\n\u003cp\u003eYes — oil flows through the filter before reaching the cooler, ensuring better filtration and flow.\u003c\/p\u003e\n\u003ch3\u003eWhat fittings are included?\u003c\/h3\u003e\n\u003cp\u003ePro Line swivel fittings are included for easy oil line connections to your cooler.\u003c\/p\u003e","brand":"JAGG","offers":[{"title":"Default Title","offer_id":53035865768047,"sku":"821-2026","price":150.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_41cbf1a4-fbe5-47ba-8be5-0d2235d97be7.png?v=1779563604","url":"https:\/\/vtwinbikers.com\/products\/jagg-oil-filter-adapter-w-thermostat-w-front-mount-spin-on-filter-821-2026","provider":"Vtwinbikers","version":"1.0","type":"link"}