{"product_id":"jdmspeed-high-flow-inline-fuel-pump-255-lph-external-gsl392-replacement-kit-universal","title":"JDMSPEED High-Flow Inline Fuel Pump 255 LPH — External GSL392 Replacement Kit (Universal)","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe JDMSPEED High-Flow Inline Fuel Pump delivers a steady, high-volume fuel supply from an exterior mount. With a 255 LPH rating at 12V and a wide operating pressure window, this pump is a versatile upgrade for engines with performance enhancements. Built for EFI setups, it’s designed to sit outside the tank while supporting a range of fuels and configurations.\u003c\/p\u003e\n\u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFlow: 255 LPH at 12V\u003c\/li\u003e\n  \u003cli\u003eDesign: Inline\/External mounting (outside of the fuel tank)\u003c\/li\u003e\n  \u003cli\u003eOperating pressure: 15-120 PSI (final pressure set by regulator)\u003c\/li\u003e\n  \u003cli\u003eVoltage: 12V; performance can be influenced by supply voltage\u003c\/li\u003e\n  \u003cli\u003ePower capacity: May support up to 650 horsepower in suitably tuned setups\u003c\/li\u003e\n  \u003cli\u003eConstruction: All-metal shell with durable inlet and outlet fittings\u003c\/li\u003e\n  \u003cli\u003eReplaces part numbers: GSL392-400-939 and related codes\u003c\/li\u003e\n  \u003cli\u003eCompatibility: Universal fit for most EFI applications including turbo and supercharged builds\u003c\/li\u003e\n  \u003cli\u003eFuel compatibility: Gasoline, pump gas, race gas, diesel, E85, and ethanol blends\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat’s included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1x GSL392 external fuel pump\u003c\/li\u003e\n  \u003cli\u003e2x 3\/8\" hose barb fuel fittings\u003c\/li\u003e\n  \u003cli\u003e2x crush washers\u003c\/li\u003e\n  \u003cli\u003e2x electrical connectors\u003c\/li\u003e\n  \u003cli\u003e2x starlock washers\u003c\/li\u003e\n  \u003cli\u003e2x nuts\u003c\/li\u003e\n  \u003cli\u003e2x mounting clamps\u003c\/li\u003e\n  \u003cli\u003e1x mounting cushion\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eUse cases and benefits\u003c\/h3\u003e\n\u003cp\u003eThis pump is well-suited for vehicles with engine or performance modifications where reliable fuel delivery matters. The exterior inline design allows mounting outside the tank, while the universal fit and all-metal construction provide durability in busy engine bays. The broad fuel compatibility enables adaptation to different fueling needs across builds. The 12V operation, combined with regulator-driven pressure, offers flexibility to tailor the system for your configuration without guarantees of specific outcomes.\u003c\/p\u003e\n\u003ch3\u003eInstallation tips and notes\u003c\/h3\u003e\n\u003cp\u003ePlan to use a regulator to set the final pressure and ensure proper voltage to maintain consistent delivery. Follow the included hardware to secure the pump outside the tank and route lines with care to avoid wear. This unit serves as a replacement option for GSL392-400-939 and related models while remaining compatible with a wide range of EFI systems.\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: What’s included in the JDMSPEED pump kit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The kit includes the external pump, fittings, washers, connectors, nuts, mounting clamps, and a mounting cushion.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Which fuels does it support?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Compatible with gasoline, pump gas, race gas, diesel, E85, and ethanol blends.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"JDMSPEED","offers":[{"title":"Default Title","offer_id":42471010598997,"sku":"B07JJVZ86K","price":60.75,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/jdmspeed-high-flow-fuel-pump-exterior-inline.jpg?v=1778160349","url":"https:\/\/plentytorque.co.uk\/products\/jdmspeed-high-flow-inline-fuel-pump-255-lph-external-gsl392-replacement-kit-universal","provider":"PlentyTorque","version":"1.0","type":"link"}