{"product_id":"holley-efi-ls2-3-7-58x-4x-engine-main-harness-extended-length-558-134","title":"Holley EFI LS2\/3\/7+ (58x\/4x) Engine Main Harness - Extended Length - 558-134","description":"This harness is designed to fit LS2\/3\/7+ engines from 1997-2012. The harness interfaces with 58x crank and 4x cam sensors. Harness is a perfect fit for installers wanting to mount the any Holley EFI ECU inside of the passenger compartment where it is away from the elements and easy to access.\n\u003ch3\u003eFeatures:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePlug and play with Dominator, HP, Terminator X and Terminator X Max ECU's\u003c\/li\u003e\n\u003cli\u003eDesigned for use on 58x\/4x LS engines\u003c\/li\u003e\n\u003cli\u003eMount the ECU in a wide variety of locations such as on a roll bar or under the passenger seat\u003c\/li\u003e\n\u003cli\u003e22\" extended length\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Specifications:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Details:\u003c\/strong\u003e For Dominator, HP, Terminator X and Terminator X Max ECU's\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrank Reluctor:\u003c\/strong\u003e 58x\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade Type:\u003c\/strong\u003e Performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHarness Application:\u003c\/strong\u003e LSX\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHarness Type:\u003c\/strong\u003e Main\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Engine Wiring Harness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e LS Main Engine Harness\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":49715484688622,"sku":"HLY-558-134","price":715.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/9110\/6798\/files\/78d440d0ca2272e85b03c87ee98c81f0e01f3ef2.jpg?v=1791569211","url":"https:\/\/elmosspeedshop.com\/products\/holley-efi-ls2-3-7-58x-4x-engine-main-harness-extended-length-558-134","provider":"Elmo's Speed Shop","version":"1.0","type":"link"}