{"product_id":"hp-efi-ecu-harness-kits-2","title":"HP EFI ECU \u0026 Harness Kits","description":"Looking for a plug and play kit for your GM LS engine? The HP ECU allows you to accurately control the fuel and ignition of your engine plus much more. Got a stock LS engine? Simply download a base map and you're on your way. Got a turbocharged, nitrous fed LS engine on water\/meth? This HP EFI kit can control that too!","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":51750132384063,"sku":"GVMR_550-603","price":2719.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0760\/2041\/6831\/files\/550-603_01_P04_KIT.jpg?v=1769341270","url":"https:\/\/smgspeed.com\/products\/hp-efi-ecu-harness-kits-2","provider":"SMGspeed","version":"1.0","type":"link"}