{"product_id":"evil-energy-external-inline-fuel-pump-300lph-12v-high-flow","title":"EVIL ENERGY External Inline Fuel Pump 300LPH 12V - High Flow","description":"\u003cp\u003eIn this review the EVIL ENERGY External Inline Fuel Pump is evaluated as a budget-minded high-flow option for 12V EFI systems. The bottom line is that it suits hobbyists and racers who need up to \u003cstrong\u003e300 LPH\u003c\/strong\u003e at elevated voltage and a durable, compatible pump for multiple fuels. Installation is straightforward with the included bracket and fittings, and the unit's wide operating temperature range makes it useful in demanding conditions, though some users report variability in noise and pressure that deserves attention.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eHigh flow capability:\u003c\/strong\u003e Delivering up to 300 LPH (at 43 PSI \u0026amp; 13.5V) it supports higher-demand EFI setups that need continuous fuel flow.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eWide fuel compatibility:\u003c\/strong\u003e Works with gasoline, pump gas, race gas, diesel, E85 and alcohol\/ethanol so it can be used across many engine applications.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eRobust operating range:\u003c\/strong\u003e Rated to run from -68F to 194F, making it suitable for hot engine bays and cold starts alike.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eComplete installation kit:\u003c\/strong\u003e Ships with a mounting bracket, gaskets, 10AN inlet and 6AN outlet adapters plus terminals and hardware for a straightforward install.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDesigned for EFI systems:\u003c\/strong\u003e Built specifically for 12V DC EFI systems to simplify selection and reduce compatibility guesswork.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe pump is best for automotive enthusiasts, track-day racers, and anyone running modified street engines or aftermarket EFI conversions who need a compact inline unit capable of up to \u003cstrong\u003e300 LPH\u003c\/strong\u003e. The included adapters and bracket make it practical for DIY installers who want a mostly plug-and-play external pump.\u003c\/p\u003e\n\u003cp\u003eIt is not ideal for electric fuel system shops that require laboratory-grade pressure stability or for builds that demand OEM quiet operation without additional mounting or damping. Buyers who need guaranteed perfect fitment should verify adapter sizes before purchase, since some users reported mismatched fittings.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eHigh maximum flow supports many high-performance EFI applications.\u003c\/li\u003e\n \u003cli\u003eBroad fuel compatibility lets the pump work with gasoline, diesel and ethanol blends.\u003c\/li\u003e\n \u003cli\u003eComplete kit includes bracket, adapters and hardware for faster installation.\u003c\/li\u003e\n \u003cli\u003eWide temperature rating helps reliability in harsh conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eSome customers report mixed results on noise level and pressure consistency, so expect to check pressure with a gauge after installation.\u003c\/li\u003e\n \u003cli\u003eFitment can be mixed depending on hose and inlet sizes; verify fittings before final install.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eDesign\u003c\/td\u003e\n\u003ctd\u003eExternal inline fuel pump for 12V DC EFI systems\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eTest flow\u003c\/td\u003e\n\u003ctd\u003e200 LPH @ 75 PSI \u0026amp; 12V; 255 LPH @ 43 PSI \u0026amp; 12V; 300 LPH @ 43 PSI \u0026amp; 13.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eOperating pressure\u003c\/td\u003e\n\u003ctd\u003e75 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-68F to 194F\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eFuel compatibility\u003c\/td\u003e\n\u003ctd\u003eGasoline, pump gas, race gas, diesel, E85, alcohol\/ethanol\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003ctd\u003ePump, mounting bracket, gaskets, washer, nuts, terminals, 10AN inlet, 6AN outlet, covers, manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe EVIL ENERGY inline pump is a practical, cost-conscious choice for owners of 12V EFI cars who need up to \u003cstrong\u003e300 LPH\u003c\/strong\u003e and broad fuel compatibility. It provides good value when installed below the tank with the supplied hardware, but buyers should confirm fittings and check fuel pressure after installation because a minority of users report noise or pressure inconsistency.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this pump run E85?\u003c\/strong\u003e\u003cbr\u003eYes, the pump is compatible with E85 and alcohol\/ethanol blends according to the product specifications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhere should it be installed?\u003c\/strong\u003e\u003cbr\u003eIt is recommended to install the pump below the tank to ensure gravity-fed fuel flow and more reliable operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the package include fittings?\u003c\/strong\u003e\u003cbr\u003eYes. The package includes a 10AN inlet adapter, a 6AN outlet adapter, bracket, gaskets, terminals and other hardware for installation.\u003c\/p\u003e","brand":"EVIL ENERGY","offers":[{"title":"Default Title","offer_id":48755366101211,"sku":"B0D1KH5YJH","price":62.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61AV_bc0rOL._AC_SL1500.jpg?v=1778798548","url":"https:\/\/gearmusthave.com\/products\/evil-energy-external-inline-fuel-pump-300lph-12v-high-flow","provider":"GearMustHave","version":"1.0","type":"link"}