{"product_id":"gvmr-558-504","title":"Holley EFI 558-504 HARNESS KIT, UNIVERSAL V8 MPFI","description":"Universal Multi-Point Main Harness; Incl. Main Power Harness\/Universal Main MPFI Harness For V8\/Power Harness\/Injector Harness; Works w\/Dominator Or HP ECU;\u003chr\u003eAn EFI system depends heavily on being supplied a clean and constant voltage source. The grounds of an electrical system are just as important as the power side. Our Holley EFI Harness Kit comes complete with the main harness, power harness and injector harness to support your primary system!\u003cul\u003e\n\u003cli\u003eSimple Installation\u003c\/li\u003e\n\u003cli\u003eFor HP EFI\/Dominator EFI Systems\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":40289662632075,"sku":"HOL558-504","price":1096.13,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0554\/5495\/7707\/files\/hol558-504-c0ccbc179a171ccf4876d609b3bafc44d620af71_d971c2d8-7113-4498-a1b3-010b13dcea5d.jpg?v=1755500517","url":"https:\/\/jbspowercentre.com\/products\/gvmr-558-504","provider":"JBs Power Centre","version":"1.0","type":"link"}