{"product_id":"csf-7058-triple-pass-radiator-bmw-e46-m3","title":"CSF 7058 Triple-Pass Aluminum Radiator — BMW E46 M3 (2001–2006)","description":"\u003cp\u003e\u003cstrong\u003eA direct-fit, triple-pass all-aluminum performance radiator engineered by CSF for the 2001–2006 BMW E46 M3 with the 3.2-liter S54 engine.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003eVehicle fitment\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e2001–2006 BMW M3 (E46, 3.2L S54 inline six)\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eThis listing is limited to the application currently published by CSF for part 7058. No non-M E46, E36, E39, Z3, Z4, or engine-swap fitment is implied. Confirm model, chassis, engine, production date, and existing cooling-system configuration before ordering.\u003c\/p\u003e\u003ch2\u003eWhy upgrade\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eTriple-pass structure routes coolant across the radiator core three times before exit\u003c\/li\u003e\n\u003cli\u003eTwo-row 42 mm core uses CSF B-tube construction\u003c\/li\u003e\n\u003cli\u003eCurrent 2026 specification uses 5 mm track-spec multi-louvered fins\u003c\/li\u003e\n\u003cli\u003eAll-aluminum construction replaces plastic end-tank architecture\u003c\/li\u003e\n\u003cli\u003eSmooth satin finish with CNC-machined brackets and connections\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eManufacturer: CSF\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 7058\u003c\/li\u003e\n\u003cli\u003eConstruction: all-aluminum, two-row 42 mm core\u003c\/li\u003e\n\u003cli\u003eFlow design: triple pass\u003c\/li\u003e\n\u003cli\u003eConnections: CNC-machined quick-connect inlet and outlet\u003c\/li\u003e\n\u003cli\u003eMounting: original-equipment-style brackets and fittings\u003c\/li\u003e\n\u003cli\u003eFinish: smooth satin\u003c\/li\u003e\n\u003cli\u003eOEM cross reference: BMW 17102228941\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat is included\u003c\/h2\u003e\u003cp\u003eOne CSF 7058 radiator. Radiator cap, thermostat, frame, mounting hardware, engine-oil cooler, and transmission-oil cooler are not included.\u003c\/p\u003e\u003ch2\u003eSupporting components\u003c\/h2\u003e\u003cp\u003eInspect the coolant hoses, expansion tank, cap, thermostat, water pump, fan, shroud, condenser attachments, mounts, and seals before installation. Replace any component that is leaking, brittle, damaged, or otherwise unserviceable.\u003c\/p\u003e\u003ch2\u003eInstallation\u003c\/h2\u003e\u003cp\u003eCSF describes part 7058 as a drop-in-fit radiator requiring no vehicle modification and accepting the original quick-connect hoses, condenser, mounting brackets, and fan shroud. Professional installation is recommended. The cooling circuit must be correctly drained, filled, bled, pressure-checked, and inspected according to current BMW service information.\u003c\/p\u003e\u003ch2\u003eWarranty\u003c\/h2\u003e\u003cp\u003eCSF lists a two-year warranty for part 7058. Eligibility, exclusions, documentation, and claim handling are governed by CSF's current written warranty terms.\u003c\/p\u003e","brand":"CSF","offers":[{"title":"Default Title","offer_id":45357888241846,"sku":"CSF7058","price":645.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1553\/5229\/files\/csf-7058-bmw-e46-m3-radiator-hero.jpg?v=1786791685","url":"https:\/\/eurocustomspr.com\/products\/csf-7058-triple-pass-radiator-bmw-e46-m3","provider":"EuroCustomsPR","version":"1.0","type":"link"}