Honda Civic Si (2003-2005) CSF High-Performance All-Aluminum Radiator

Keep your 2003-2005 Honda Civic Si running cool with CSF's high-performance all-aluminium radiator. Built with a 2-row 42mm dual core and CSF's B-Tube technology, it's a drop-in replacement engineered to improve airflow and heat dissipation over the factory unit.

Key Features

• 2-row 42mm dual core with B-Tube technology
• Ultra-efficient 6.5mm multi-louvered fin design
• CNC machined "Quick-Connect" inlet/outlet connections
• CNC machined brackets and fittings for a precise fit
• All-aluminium race-style drain plug
• Drop-in fit, no modifications required - accepts OEM components

Vehicle Compatibility

Compatibility: Honda Civic Si 2003-2005. Confirm your exact build or chassis code with our team before ordering.

Why Buy from Euroflow

Euroflow supplies genuine CSF Radiators performance parts with fast, free Australia-wide shipping and expert fitment advice. Questions on compatibility? Contact our team before you buy.