Beefed Up Aluminum Two Row Radiator For EP3 Civic Si MT Only, 50mm Core, Lightweight Direct Bolt On Replacement, Boosts Cooling By 35 To 45 Percent, Silver Polished Finish
This high-performance aluminum radiator replaces the stock unit on 2002-2005 Civic Si MT (EP3) and is designed to boost cooling efficiency during spirited driving or track use. It features a 50mm core with a two-row design and a silver polished finish, plus a 1.1 bar radiator cap. Please flush the cooling system before installation and ensure air pockets are removed to prevent overheating.
✅ Material: T-6061 aluminum; silver polished finish; 50mm core; 2-row design
✅ Direct bolt-on replacement for 2002-2005 Civic Si MT with OEM fitment
✅ Cooling improvement of 35-45% under load vs stock radiator
✅ Includes 1.1 bar radiator cap; flush system before install to remove air pockets
💡 What is a high-performance aluminum radiator used for in a Civic Si MT and why upgrade?
This handy upgrade helps keep engine temps in check during spirited driving and racing scenarios.
- High-thermal conductivity 6061 aluminum core for fast heat transfer
- 50mm core with two-row design increases coolant surface area
- Direct bolt-on replacement with OEM fitment for EP3 Civic Si MT
- Includes 1.1 bar radiator cap for system pressure management