{"product_id":"hol-558-312","title":"WIRING HARNESS,HP SMART COILS SUB HARNESS","description":"\u003cp\u003e\u003cb\u003e\u003cu\u003eBRAND NEW HOLLEY EFI HP SMART COIL IGNITION HARNESS, FOR USE WITH HOLLEY HP AND DOMINATOR ECUS AND OTHER EFI SYSTEMS. (PART #558-312).\u003c\/u\u003e\u003c\/b\u003e\u003c\/p\u003e    \u003cp\u003eHP SMART COIL IGNITION SUB-HARNESS. INCLUDES A PAIR OF COIL HARNESSES FOR AN 8 CYLINDER ENGINE. THESE HARNESSES ARE SIMILAR IN DESIGN TO FACTORY GM LSX COIL HARNESSES, BUT PLUG INTO HOLLEY HP SMART COILS. THEY PLUG INTO HOLLEY LSX PLUG AND PLAY MAIN HARNESSES IF ONE WANTS TO REPLACE FACTORY LSX COILS WITH HOLLEY HP SMART COILS. IF USING A NON-LSX MAIN HARNESS, PURCHASE PN 558-307 FOR CONNECTORS, WIRING, TERMINALS TO CONNECT DIRECTLY TO A HOLLEY HP OR DOMINATOR ECU\u003c\/p\u003e   \u003cp\u003e\u003cb\u003e\u003cu\u003eFEATURES:\u003c\/u\u003e\u003c\/b\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eINCLUDES A PAIR OF COIL HARNESSES FOR AN 8 CYLINDER ENGINE\u003c\/li\u003e \u003cli\u003eSIMILAR TO FACTORY GM LSX COIL HARNESSES\u003c\/li\u003e \u003cli\u003eFOR USE WITH HOLLEY HP OR DOMINATOR ECUS\u003c\/li\u003e  \u003c\/ul\u003e   \u003cp\u003e\u003cb\u003e\u003cu\u003eSPECS:\u003c\/u\u003e\u003c\/b\u003e\u003c\/p\u003e  \u003cul\u003e \u003cli\u003e\n\u003cb\u003eBRAND:\u003c\/b\u003e HOLLEY EFI\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eHARNESS APPLICATION:\u003c\/b\u003e UNIVERSAL\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eHARNESS TYPE:\u003c\/b\u003e IGNITION\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003ePRODUCT TYPE:\u003c\/b\u003e DISTRIBUTORLESS IGNITION - DIS - SMART COIL\u003c\/li\u003e  \u003c\/ul\u003e   \u003cbr\u003e   \u003cp\u003eYOU CAN VIEW AND DOWNLOAD THE COMPLETE ASSEMBLY INSTRUCTION BOOKLET \u003ca target=\"_blank\" href=\"https:\/\/southwestspeed.com\/cdn\/shop\/files\/HOL_558-312Instructions.pdf\"\u003e\u003cspan style=\"COLOR: RED;\"\u003eHERE\u003c\/span\u003e\u003c\/a\u003e.\u003c\/p\u003e","brand":"HOL 558-312","offers":[{"title":"Default Title","offer_id":47882133078297,"sku":"HOL 558-312","price":286.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0829\/0477\/6985\/files\/HOL_558-312.jpg?v=1751941288","url":"https:\/\/southwestspeed.com\/products\/hol-558-312","provider":"Southwest Speed","version":"1.0","type":"link"}