{"product_id":"4-4l-v8-4-8l-v8-coil-conversion-kit","title":"4.4L V8 \/ 4.8L V8 Coil Conversion Kit","description":"This set is designed as a direct replacement for OEM part number 12-13-8-616-153.\n\nThis ignition coil set is compatible with the following BMW models and engine configurations: 2004-2005 545i (4.4L V8), 2011-2015 550i (4.4L V8), 2006-2010 550i (4.8L V8), 2010-2015 550i GT \u0026amp; 550i GT xDrive (4.4L V8), and 2011-2015 550i xDrive (4.4L V8).\n\nImportant considerations for installation and performance include that all IP Coils are made to order and require 3-5 business days for assembly after order confirmation. Furthermore, a professional ECU tune is required to fully realize the performance benefits of these coils. The manufacturer also specifies dwell time settings, though detailed parameters are not provided here.","brand":"Ignition Projects","offers":[{"title":"Default Title","offer_id":52688801694008,"sku":"IP-A122809","price":1395.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/664719386.webp?v=1784896482","url":"https:\/\/store.motormia.co\/products\/4-4l-v8-4-8l-v8-coil-conversion-kit","provider":"MOTORMIA","version":"1.0","type":"link"}