An industry-leading reputation and overwhelming success with BMW cooling
has made CSF the #1 cooling choice for the B58 engine. With the Gen 1
B58 cars growing more and more popular in the tuning community, CSF has
seen an increase in demand for cooling products. CSF is pleased to
announce the new High-Performance Auxiliary Radiators for the F87 M2
(N55), F3X 340i/440i, and F2X M240i/M140i.
- Sold Individually - all applications use 2 auxiliary radiators
- Multi-Fit - Fits Both Left & Right Side
- 2-Row - 42mm High-Performance Core Featuring CSF's Exclusive B-tube Technology
- New 5mm Tall Ultra Efficient 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
- Applications:
- 2016-2018 BMW F87 M2 (N55)
- Requires 1 for the Left Hand Side
- 2016-2019 BMW F3X 340i (incl. xDrive) - Verify fitment with VIN
- From 02/29/2016 with M Sport Package & M Sport Brakes - Requires 1 or 2
- 2017-2020 BMW F3X 440i (incl. xDrive) - Verify fitment with VIN
- M Sport Package - Requires 1 or 2
- 2017-2020 BMW F3X 430i (incl. xDrive) - Verify fitment with VIN
- M Sport Package - Requires 1 or 2
- 2017-2021 BMW F2X M240i (incl. xDrive) - Verify fitment with VIN
- 2016-2019 BMW F2X M140i (incl. xDrive) - Verify fitment with VIN
- OEM Part Number:
- BMW: 17-11-8-625-447
- BMW: 17-21-8-625-445
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