{"product_id":"2-row-42mm-core-radiator","title":"2-Row 42mm Core Radiator","description":"The CSF High-Performance Aluminum Radiator is engineered for optimal cooling in BMW 1M, 135i, 335i, and Z4 models with manual transmissions. Featuring a robust all-aluminum construction, this radiator utilizes CSF's exclusive 2-row, 42mm B-Tube Technology. This innovative design increases heat transfer surface area by approximately 15% compared to standard oval tubes, enabling dual liquid laminar flow for superior cooling efficiency. The core is further enhanced with ultra-efficient, multi-louvered fins precisely aligned to maximize airflow and heat rejection.\n\nDesigned as a true \"drop-in fit,\" the CSF #7045 radiator installs in the OEM location without requiring any modifications. It accepts all attaching OEM components, including quick-connect hoses, AC condenser, mounting brackets, and fan shroud. The radiator is equipped with CNC-machined inlet\/outlet connections for easy integration and CNC-machined brackets and fittings for durability and precise fitment. It also includes an all-aluminum race-style drain plug and a smooth satin finish.\n\nThe radiator is backed by a 2-year warranty.","brand":"CSF","offers":[{"title":"Default Title","offer_id":52687502344504,"sku":"CSF7045","price":535.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/661178518.webp?v=1784884843","url":"https:\/\/store.motormia.co\/products\/2-row-42mm-core-radiator","provider":"MOTORMIA","version":"1.0","type":"link"}