{"product_id":"stanadyne-11-5mm-high-pressure-fuel-pump-for-gm-ltx","title":"Stanadyne 11.5mm High-Pressure Fuel Pump for GM LTx","description":"\u003ch2\u003eStanadyne 11.5mm High-Pressure Direct-Injection Pump for GM Gen V LTx\u003c\/h2\u003e\u003cp\u003eThis Stanadyne 11.5 mm high-pressure fuel pump is the step between a standard OE replacement and the full 12 mm RGX race pump. It is built for GM Gen V direct-injection applications that need dependable additional high-side fuel capacity while retaining factory-style installation, packaging and electronic pressure control.\u003c\/p\u003e\u003cp\u003eManufactured and tested by an original-equipment fuel-system supplier, this pump is a strong fit for modified street combinations, ethanol-capable builds and performance packages that have outgrown a stock pump but do not require the maximum output and installation complexity of the RGX.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e11.5 mm high-pressure pump architecture\u003c\/li\u003e\n\u003cli\u003eDesigned for GM Gen V LTx direct-injection systems\u003c\/li\u003e\n\u003cli\u003ePrecision manufactured and assembled by Stanadyne\u003c\/li\u003e\n\u003cli\u003eFactory-style mechanical drive and electronic demand control\u003c\/li\u003e\n\u003cli\u003eCompatible with gasoline, E10 and properly configured E85 fuel systems\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement and performance-upgrade format\u003c\/li\u003e\n\u003cli\u003eSuitable for naturally aspirated and forced-induction street combinations\u003c\/li\u003e\n\u003cli\u003eEach assembly is tested for performance and functionality\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eComplete Fuel-System Planning\u003c\/h3\u003e\u003cp\u003eHigh-side pump output cannot be evaluated by itself. Available fuel delivery depends on low-side pressure and volume, injector capacity, camshaft fuel-pump lobe, commanded rail pressure, fuel type, target lambda and calibration.\u003c\/p\u003e\u003cp\u003eFor combinations requiring substantially more direct-injection capacity, pair the correct high-pressure pump with Stanadyne's 7.45 mm high-flow LT4 injectors. For maximum race-focused output, consider the Stanadyne RGX 12 mm pump.\u003c\/p\u003e\u003ch3\u003eInstallation and Calibration\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eProfessional installation and calibration are recommended.\u003c\/strong\u003e Verify the pump's exact application, installed-height requirements, fuel-pump lobe compatibility and complete system capacity before installation. Do not assume a larger high-pressure pump will correct an inadequate low-side system.\u003c\/p\u003e\u003cp\u003eSMG Speed Shop and North Texas High Performance can help select the proper pump, injectors, low-side fuel system and tuning strategy for your GM LTx combination.\u003c\/p\u003e","brand":"Stanadyne","offers":[{"title":"Default Title","offer_id":54142845813055,"sku":"06888","price":1175.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0760\/2041\/6831\/files\/AEJ_6981.jpg?v=1784666322","url":"https:\/\/smgspeed.com\/products\/stanadyne-11-5mm-high-pressure-fuel-pump-for-gm-ltx","provider":"SMGspeed","version":"1.0","type":"link"}