{"product_id":"volvo-penta-air-filter-insert-21646645","title":"Volvo Penta Air Filter Insert | OEM Part 21646645","description":"\u003ch2\u003eVolvo Penta Air Filter Insert — OEM Part 21646645\u003c\/h2\u003e\n\n\u003cp\u003eGenuine Volvo Penta OEM air filter insert for compatible Volvo Penta marine diesel engines. This filter element is the correct replacement for the engine air intake system, protecting the engine from airborne contaminants and maintaining proper airflow for combustion efficiency.\u003c\/p\u003e\n\n\u003ch2\u003ePart Information\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 21646645\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Volvo Penta\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOfficial Product Type:\u003c\/strong\u003e Air Filter Insert \/ Element\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e Engine Air Intake\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSupersession \u0026amp; Cross-Reference\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent OEM Part Number:\u003c\/strong\u003e 21646645\u003c\/li\u003e\n\u003cli\u003eConfirm the current part number against your engine’s parts diagram before ordering — Volvo Penta air filter specifications vary by engine series and production range\u003c\/li\u003e\n\u003cli\u003eA related air filter insert is also available as \u003ca href=\"\/products\/volvo-penta-air-filter-insert-21702999\"\u003eOEM Part 21702999\u003c\/a\u003e (D4\/D6\/D9\/D11 series) and \u003ca href=\"\/products\/volvo-1165\"\u003eOEM Part 876185\u003c\/a\u003e — verify which part number your engine requires\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatible Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVolvo Penta marine diesel engines where the parts diagram specifies air filter insert 21646645\u003c\/li\u003e\n\u003cli\u003eAlways confirm fitment by your exact Volvo Penta engine model and serial number before ordering — air filter specifications vary by engine series and production year\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSerial Number \u0026amp; Fitment Notice\u003c\/h2\u003e\n\u003cp\u003eVerify fitment using your Volvo Penta engine serial number and the corresponding parts diagram. Air filter insert specifications can vary across engine generations and production ranges within the same engine family. Do not assume fitment based on engine model alone.\u003c\/p\u003e\n\n\u003ch2\u003eService Interval\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eReplace at the interval specified in your Volvo Penta engine service manual — typically every 250–500 hours or annually, whichever comes first\u003c\/li\u003e\n\u003cli\u003eInspect more frequently in dusty or high-particulate environments\u003c\/li\u003e\n\u003cli\u003eReplace immediately if the element is damaged, saturated, or heavily contaminated\u003c\/li\u003e\n\u003cli\u003eNever operate the engine without a properly seated air filter element\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eClean the filter housing and sealing surfaces before installing the new element\u003c\/li\u003e\n\u003cli\u003eInspect the housing for cracks or damage that could allow unfiltered air to bypass the element\u003c\/li\u003e\n\u003cli\u003eEnsure the element is fully seated and the housing is properly secured before starting the engine\u003c\/li\u003e\n\u003cli\u003eDo not attempt to clean and reuse a paper filter element — replace with a new OEM part\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical FAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan I clean and reuse this filter element?\u003c\/strong\u003e\u003cbr\u003eNo. This is a paper filter element and should be replaced, not cleaned. Attempting to clean a paper element can damage the filter media and allow contaminants to pass through to the engine.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I know when the air filter needs replacing?\u003c\/strong\u003e\u003cbr\u003eReplace at the service interval in your Volvo Penta manual, or earlier if the element appears dirty, damaged, or if you notice reduced engine performance or increased smoke. On engines with an air restriction indicator, replace when the indicator signals.\u003c\/p\u003e\n\n\u003ch2\u003eParts Desk Insights\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBest Use Case:\u003c\/strong\u003e This is the correct OEM replacement for Volvo Penta diesel engine owners performing scheduled air intake service. It is particularly well-suited for annual haul-out service kits where all filters are replaced together to maintain the engine’s service record and warranty compliance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommon Customer Issue:\u003c\/strong\u003e Customers occasionally order without confirming the part number against their engine’s parts diagram. Volvo Penta uses several different air filter inserts across the D-series engine range — always cross-reference 21646645 against your engine serial number before ordering to avoid receiving the wrong element profile.\u003c\/p\u003e\n\n\u003ch2\u003eRelated Products\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/volvo-penta-air-filter-insert-21702999\"\u003eVolvo Penta Air Filter Insert 21702999 — D4\/D6\/D9\/D11\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/volvo-1165\"\u003eVolvo Penta Air Filter Insert 876185\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/volvo-226\"\u003eVolvo Penta Fuel Filter 21718912 — D4\/D6 Water-Separating\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/sierra-78781-oil-filter-ford-chrysler-volvo-short-47-78781\"\u003eSierra Oil Filter — Volvo Penta Compatible\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VOL","offers":[{"title":"Default Title","offer_id":43563988811812,"sku":"21646645","price":96.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/0c6d5703-0d7f-43dd-9c6a-c47400da2a0e.png?v=1772667844","url":"https:\/\/marisolmarine.com\/products\/volvo-penta-air-filter-insert-21646645","provider":"Marisol Marine Company","version":"1.0","type":"link"}