CSF Radiators 7058 Features:

CSF manufactures the most advanced and efficient radiator in the industry for your E46 M3. CSF uses innovative tube and fin technologies with industry-leading testing methods to maximize airflow and heat dissipation.

• 2 Row 42mm Core (Dual Core) Featuring CSF's Exclusive B-Tube Technology
• Core Features an Ultra-Efficient Fin with 6.5mm Fin Height and Multi-Louvered Design for Maximum Surface Area Contact
• Triple-Pass Flow Structure Allows the Coolant to Flow Across the Core of the Radiator 3 Times Before Exiting for Lowest Outlet Temperatures Possible
• CNC Machined "Quick Connect" Inlet/Outlet Connections
• CNC Machined Brackets and Fittings for Superb Fit and Durability
• All-Aluminum Race Style Drain Plug
• Smooth Satin Finish
• Drop-in Fit
• Replaces OEM Part Number: 17102228941
• Core Material: Aluminum