{"product_id":"csf-rad-25275035-v1","title":"Audi B5 A4 1.8T 97-01 \/ Volkswagen Passat 1.8T 98-05 Radiator","description":"\u003cp\u003eCSF brings over 5 decades of radiator manufacturing expertise to the B5 A4 1.8T platform. This high-performance all-aluminum radiator is engineered for both street and track use, delivering superior cooling in demanding conditions while maintaining factory integration.\u003c\/p\u003e\u003cp\u003eThe radiator features CSF's exclusive B-Tube Technology: specially engineered tubes brazed along the seam that are stronger than conventional O-tube designs while using thinner, lighter aluminum. The B-tube design with centered inlet creates dual liquid laminar flow and increases heat transfer surface area by approximately 15% compared to regular tubes, delivering the efficiency of two smaller tubes within the same space.\u003c\/p\u003e\u003cp\u003eUltra-efficient multi-louvered fins are precision-aligned and calculated for each application, then validated in CSF's wind-tunnel lab for maximum heat rejection.\u003c\/p\u003e\u003cbr\u003eKey Features:\u003cbr\u003e\u003cul\u003e\n\u003cli\u003e2-Row, 42mm ultra-high-performance dual pass core with 45 B-tubes\u003c\/li\u003e\n\u003cli\u003e6.5mm tall multi-louvered fins maximize surface area and airflow\u003c\/li\u003e\n\u003cli\u003e100% all-aluminum TIG-welded construction with smooth satin finish\u003c\/li\u003e\n\u003cli\u003eCNC machined mounting brackets with OEM style inlet\/outlet connections\u003c\/li\u003e\n\u003cli\u003eTrue plug-and-play installation requires no modifications\u003c\/li\u003e\n\u003cli\u003eIndividually leak and pressure tested\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003eIncludes:\u003cbr\u003e\u003cul\u003e\n\u003cli\u003eComplete radiator assembly\u003c\/li\u003e\n\u003cli\u003eOEM style mounting brackets\u003c\/li\u003e\n\u003cli\u003e2-year limited warranty\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003eDrop-in cooling performance. Factory fitment. Maximum durability.\u003cbr\u003e","brand":"CSF","offers":[{"title":"Default Title","offer_id":50734762295602,"sku":"CSF-RAD-25275035-V1","price":830.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/4058\/4242\/files\/7204.jpg?v=1765898873","url":"https:\/\/gp-portal.eu\/products\/csf-rad-25275035-v1","provider":"GP Portal","version":"1.0","type":"link"}