CSF 03-05 Honda Civic Si High-Performance All-Aluminum Radiator

CSF manufactures the most advanced and efficient radiator in the industry for your Civic. 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
• CNC Machined "Quick-Connect" Inlet/Outlet Connections
• CNC Machined Brackets and Fittings for Superb Fit and Durability
• All-Aluminum Race Style Drain Plug
• 1-Hour "Mirror Finish" Hand Polish
• Drop-in Fit Requiring No Modifications to Install - Accepts All Attaching OEM Components Including "Quick Connect" Hoses, AC Condenser, Mounting Brackets and Fan Shroud