{"product_id":"sierra-18-7789-fuel-filter-21-micron-replaces-omc-502906-volvo-penta-3852413-for-volvo-sx-efi-cobra-efi","title":"Sierra 18-7789 Fuel Filter, 21 Micron, Cobra EFI, Replaces OMC 502906","description":"\u003cp\u003eThe Sierra 18-7789 is a 21 micron fuel filter engineered for Cobra EFI fuel systems, providing filtration to protect fuel injectors and engine components from contaminants that can cause performance issues or premature wear. This filter is designed as a direct replacement for OMC 502906, giving boat owners a reliable option when their factory fuel filter needs replacing.\u003c\/p\u003e\u003cp\u003eBuilt with a plastic outer housing, the Sierra 18-7789 is compatible with Volvo SX\/EFI and Cobra EFI vehicle service types, making it a straightforward swap for these fuel system applications. Sierra fuel filters are manufactured to meet or exceed the specifications of the original equipment parts they replace, giving buyers confidence in fit and function without paying for a factory-branded part.\u003c\/p\u003e\u003cp\u003eRoutine fuel filter replacement is a key part of marine engine maintenance, helping prevent clogged injectors, poor idle, and reduced fuel efficiency caused by debris or water contamination in the fuel supply. The 18-7789 ships as a single fuel filter unit, ready to install in place of the original Cobra EFI filter.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Sierra\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e 18-7789\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFiltration Rating:\u003c\/strong\u003e 21 Micron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle Service Type:\u003c\/strong\u003e Volvo SX\/EFI, Cobra EFI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Material:\u003c\/strong\u003e Plastic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.69 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 808282244811\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eVolvo SX\/EFI fuel systems\u003c\/li\u003e\n\u003cli\u003eCobra EFI fuel systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eReplaces (OEM)\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eOMC 502906\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat does the Sierra 18-7789 fuel filter replace?\u003c\/strong\u003e The Sierra 18-7789 is designed to replace OMC 502906, making it a direct-fit option for boats using that original fuel filter.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat micron rating is the 18-7789 fuel filter?\u003c\/strong\u003e This fuel filter carries a 21 micron filtration rating, which is the standard rating for this Cobra EFI application.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs this filter compatible with Volvo Penta fuel systems?\u003c\/strong\u003e Yes, the Sierra 18-7789 is listed for Volvo SX\/EFI vehicle service type as well as Cobra EFI fuel systems.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the 18-7789 fuel filter made of?\u003c\/strong\u003e The outer housing of the Sierra 18-7789 fuel filter is made of plastic.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow much does the Sierra 18-7789 fuel filter weigh?\u003c\/strong\u003e The Sierra 18-7789 fuel filter weighs 0.69 pounds.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs the Sierra 18-7789 a genuine OEM part or an aftermarket replacement?\u003c\/strong\u003e The 18-7789 is a Sierra-manufactured replacement fuel filter, built to meet or exceed the performance of the original equipment Cobra EFI filter it replaces.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow many fuel filters come in a package of the 18-7789?\u003c\/strong\u003e The Sierra 18-7789 is sold as a single fuel filter unit.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the UPC for the Sierra 18-7789 fuel filter?\u003c\/strong\u003e The UPC for the Sierra 18-7789 fuel filter is 808282244811.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy would I need to replace my Cobra EFI fuel filter?\u003c\/strong\u003e Fuel filters like the Sierra 18-7789 should be replaced periodically to keep contaminants out of the Cobra EFI fuel system, since a clogged filter can lead to reduced engine performance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes the Sierra 18-7789 fit the same applications as OMC 502906?\u003c\/strong\u003e Yes, since the Sierra 18-7789 replaces OMC 502906, it is intended for the same Cobra EFI fuel filter applications.\u003c\/p\u003e","brand":"Sierra","offers":[{"title":"Default Title","offer_id":48988388360411,"sku":"SIE-18-7789","price":9.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0839\/7586\/4539\/files\/Untitled-1__75660.1753840684.500.750.jpg?v=1785188272","url":"https:\/\/www.goodvibesmarina.com\/products\/sierra-18-7789-fuel-filter-21-micron-replaces-omc-502906-volvo-penta-3852413-for-volvo-sx-efi-cobra-efi","provider":"Good Vibes Marina","version":"1.0","type":"link"}