{"product_id":"holley-efi-hp-smart-coil-ignition-harness-gm-lsx-style","title":"Holley EFI HP Smart Coil Ignition Harness","description":"\u003cp\u003eHolley EFI ignition sub-harness for running Holley HP Smart Coils on an 8-cylinder engine. It's a pair of coil harnesses laid out like the factory GM LSx coil harnesses, built to work with Holley HP and Dominator ECUs.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePair of coil harnesses for 8-cylinder engines\u003c\/li\u003e\n\u003cli\u003eFactory GM LSx-style layout\u003c\/li\u003e\n\u003cli\u003eConnects Holley HP Smart Coils\u003c\/li\u003e\n\u003cli\u003eWorks with Holley HP and Dominator ECUs\u003c\/li\u003e\n\u003cli\u003ePlugs straight into Holley LSx plug-and-play main harnesses as a direct replacement for the factory coils\u003c\/li\u003e\n\u003cli\u003eWith a non-LSx Holley main harness, adapter PN 558-307 is required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eHolley part number 558-312. UPC 090127688120.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eEmissions code 3: for use on uncontrolled (non-emissions) vehicles only.\u003c\/em\u003e\u003c\/p\u003e","brand":"Holley","offers":[{"title":"Default Title","offer_id":67592416592087,"sku":"558-312","price":299.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0534\/0227\/1926\/files\/a9990287af544c37992ed0ff20056839f28ea948.jpg?v=1790629071","url":"https:\/\/billetproshop.com\/products\/holley-efi-hp-smart-coil-ignition-harness-gm-lsx-style","provider":"Billet Pro Shop","version":"1.0","type":"link"}