{"product_id":"holley-558-404-j4-auxiliary-efi-wiring-harness-for-dominator-efi-systems","title":"Holley 558-404 J4 Auxiliary EFI Wiring Harness for Dominator EFI Systems","description":"J4 Connector \u0026amp; Harness\n\u003cp\u003eThe Holley 558-404 J4 Auxiliary Wiring Harness is designed specifically for Holley Dominator EFI systems, providing reliable electrical connections for enhanced engine control. Crafted with high-quality materials, this harness ensures durability and consistent performance in demanding automotive applications. Its precise construction supports seamless integration with Holley's EFI modules, facilitating efficient signal transmission and power delivery. The harness's compact design allows for flexible installation in various engine configurations, making it suitable for custom and professional automotive setups. Compatible with a wide range of vehicles utilizing Holley EFI systems, this harness simplifies wiring modifications and upgrades, reducing installation time and improving overall system reliability.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDesigned for Holley Dominator EFI systems\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eHigh-quality construction for durability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSupports seamless integration with EFI modules\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompact and flexible wiring design\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eReliable electrical connections for engine control\u003c\/li\u003e\u003c\/ul\u003e","brand":"HOLLEY","offers":[{"title":"Default Title","offer_id":44675920789570,"sku":"HLY558-404","price":238.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0688\/4327\/4306\/files\/HLY558-404.jpg?v=1785947639","url":"https:\/\/ltactradingco.com\/products\/holley-558-404-j4-auxiliary-efi-wiring-harness-for-dominator-efi-systems","provider":"LTAC Trading Co.","version":"1.0","type":"link"}