{"product_id":"gvmr-558-221","title":"Holley EFI Fuel Injection Harness PN. 558-221","description":"\u003ch1\u003eHolley EFI Fuel Injection Harness\u003c\/h1\u003e\u003ch3\u003ePN. 558-221\u003c\/h3\u003e\u003cp\u003eSNEFI FIH\u003c\/p\u003e|\u003cp\u003eGM GEN V GDI Sub\u003c\/p\u003e|\u003cp\u003eSUB HARNESS GM GEN V GDI LATE\u003c\/p\u003e|\u003cp\u003egm; gen v; gdi; harness; sub harness; late lt; lt; engine harness;\u003c\/p\u003e|\u003cp\u003eHolley EFI GM GEN V GDI Sub Harness\u003c\/p\u003e|\u003cp\u003eLate LTx Engines\u003c\/p\u003e|\u003cp\u003eGM GEN V GDI Sub harness for Late LTx Engines. The fuel pressure sensor easily identifies these engines, Late engines use a 3-pin fuel pressure sensor. GM uses two different fuel pressure sensors with the Gen V LTx engines. Depending on which one your engine has, will determine which harness is required. The Sensor is mounted to the back of the driver-side fuel rail.\u003c\/p\u003e","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":46731735171211,"sku":"HOL558-221","price":209.93,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0554\/5495\/7707\/files\/hol558-221-holley-efi-fuel-injection-harness-pn-558-221.jpg?v=1777034984","url":"https:\/\/jbspowercentre.com\/products\/gvmr-558-221","provider":"JBs Power Centre","version":"1.0","type":"link"}