{"product_id":"diaphragm-o-ring-kit-for-515xx-and-525xx-series-regulators-standard-seat","title":"Fuelab Diaphragm\/O-Ring Kit for 515xx and 525xx Series Regulators, Standard Seat","description":"\u003ch3\u003eFuelab Diaphragm and O-Ring Kit For Use w\/ 515xx \u0026amp; 525xx Series Regulators | Replacement Seals | Maintenance Kit\u003c\/h3\u003e\n\n\u003ch4\u003eOverview\u003c\/h4\u003e\n\u003cp\u003eThe Fuelab Diaphragm and O-Ring Kit is designed as a direct replacement service kit for Fuelab's 515xx, 525xx, 529xx, and 50101 series fuel pressure regulators. This kit is essential for maintaining optimal regulator performance by restoring proper sealing and diaphragm integrity, ensuring consistent fuel pressure control. It is ideal for Subaru enthusiasts and tuners who rely on Fuelab regulators for precise fuel delivery in their performance builds.\u003c\/p\u003e\n\u003cp\u003eEngineered with precision and durability in mind, this kit includes high-quality diaphragms and O-rings that meet the exact specifications of the original components. Fuelab’s commitment to quality ensures that these replacement parts maintain the regulator’s reliability and longevity, preventing leaks and pressure inconsistencies that can affect engine performance.\u003c\/p\u003e\n\u003cp\u003eFor Subaru owners running aftermarket fuel systems or upgraded regulators, regular maintenance with genuine replacement parts like this kit is critical. Proper sealing and diaphragm function help sustain stable fuel pressure, which is vital for tuning accuracy and engine safety, especially under high boost or high-performance conditions.\u003c\/p\u003e\n\n\u003ch4\u003eFeatures \u0026amp; Specifications\u003c\/h4\u003e\n\u003cp\u003eThis Fuelab Diaphragm and O-Ring Kit is engineered for universal fitment with Fuelab 515xx, 525xx, 529xx, and 50101 series regulators. Constructed from durable elastomer and precision materials, it delivers reliable sealing and diaphragm performance for Subaru enthusiasts seeking consistent fuel pressure regulation and maintenance ease.\u003c\/p\u003e\n\u003cul style=\"list-style:none;padding:0;margin:0;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Fuelab\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e Diaphragm and O-Ring Kit For Use w\/ 515xx \u0026amp; 525xx Series Regulators\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 14601\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Universal (Fuelab 515xx, 525xx, 529xx, 50101 series regulators)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-grade elastomer and sealing compounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e N\/A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Molded diaphragm and precision O-rings\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Not specified\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eKey Benefits\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReliability:\u003c\/strong\u003e Restores proper sealing to prevent fuel leaks and pressure drops\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Made from high-quality materials designed to withstand fuel system stresses\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Universal compatibility with multiple Fuelab regulator series for versatile use\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaintenance:\u003c\/strong\u003e Enables cost-effective upkeep of fuel pressure regulators without full replacement\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePerformance:\u003c\/strong\u003e Maintains consistent fuel pressure critical for tuning and engine safety\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEase of Use:\u003c\/strong\u003e Straightforward replacement parts designed for quick service intervals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e1× Fuelab Diaphragm\u003c\/li\u003e\n  \u003cli\u003e1× Set of O-Rings compatible with 515xx, 525xx, 529xx, and 50101 series regulators\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp\u003eInstallation of the Fuelab Diaphragm and O-Ring Kit is a maintenance-level task suitable for enthusiasts comfortable with fuel system servicing. Basic hand tools are required to disassemble the regulator housing and replace the diaphragm and seals. It is recommended to follow Fuelab’s service instructions carefully to ensure proper reassembly and sealing. This kit is universally compatible with Fuelab 515xx, 525xx, 529xx, and 50101 series regulators, making it a versatile choice for Subaru owners using these models.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProfessional Installation:\u003c\/strong\u003e Recommended for those unfamiliar with fuel system components\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModifications Required:\u003c\/strong\u003e None\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVerify Compatibility:\u003c\/strong\u003e Confirm regulator model matches 515xx, 525xx, 529xx, or 50101 series before installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eShop with confidence at Subimods—your Subaru parts specialists.\u003c\/p\u003e","brand":"Fuelab","offers":[{"title":"Default Title","offer_id":46943403606191,"sku":"14601","price":28.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/3598\/4815\/files\/fuelab-diaphragmo-ring-kit-for-515xx-and-525xx-series-regulators-standard-seat-14601-6326001.jpg?v=1779884471","url":"https:\/\/subimods.com\/products\/diaphragm-o-ring-kit-for-515xx-and-525xx-series-regulators-standard-seat","provider":"Subimods.com","version":"1.0","type":"link"}