{"product_id":"hp-efi-ecu-harness-kits","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! Stop re-flashing your factory ECU every time you make a performance modification. Get Holley EFI today!","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":51750131827007,"sku":"GVMR_550-602N","price":2969.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0760\/2041\/6831\/files\/550-602N_01.jpg?v=1769341228","url":"https:\/\/smgspeed.com\/products\/hp-efi-ecu-harness-kits","provider":"SMGspeed","version":"1.0","type":"link"}