CSF High-Performance Auxiliary Radiator (CSF #8321):
Because each auxiliary radiator is used for a different system you can elect to replace one at a time. For those looking to further improve the Charge Air Cooling system replace the right side auxiliary radiator. Those looking to improve the engine cooling system should replace the left side.
- Sold Individually – all applications use 2 auxiliary radiators
- Multi-Fit – Fits Both Left & Right Side
- 2-Row, 42mm Ultra-High-Performance Core with CSF’s Exclusive B-Tube Technology
- Ultra Efficient 5mm Tall Fins with a Multi-Louvered Design for Maximum Surface Area Contact
- Tank Volume and Core Size Increased
- 100% All Aluminum TIG-Welded Construction
- OEM Style “Quick Connect” Inlet/Outlet
- True “Drop-in Fit” Requires No Modifications to Install
- Includes Detachable Rock Guard
- Individually Leak and Pressure Tested
- High-Performance Upgrade Suitable for Professional Racing, Street Performance, or OEM Replacement
- Satin Black Finish for OEM+ Look
- 2-Year Limited Warranty
- Replaces OEM BMW Part#: 17118095285
