CSF Gen 1 B58 charge-air-cooler manifold for the BMW B58 platform (340i, 440i, 540i, 740i, M240i, X3/X4 M40i). Replaces the heat-soak-prone OEM unit with a motorsports-grade bar/plate air-to-water core offering double the OEM water-cooling capacity (12 rows vs 6). Plug-and-play with no modifications, per-runner 1/8in NPT ports for nitrous or water/methanol injection, an included KIYLEX thermal rejection spacer, and easy spin-off oil filter access.
Specifications
| Type | Air-to-water charge-air-cooler manifold |
| Core | Motorsports-grade bar/plate - 12 rows water cooling (double OEM) |
| Finish | Machined Raw Billet Aluminum |
| Features | Per-runner nitrous/water-methanol injection ports - KIYLEX thermal spacer - included fuel rail for top-feed port injection - spin-off oil filter access |
| Mount | Plug-and-play - no modifications (includes 32-part hardware kit) |
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2016-2018 | BMW | 340i | Base |
| 2017-2019 | BMW | 340i GT xDrive | Base |
| 2016-2018 | BMW | 340i xDrive | Base |
| 2017-2020 | BMW | 440i | Base |
| 2017-2020 | BMW | 440i Gran Coupe | Base |
| 2017-2020 | BMW | 440i xDrive | Base |
| 2017-2020 | BMW | 440i xDrive Gran Coupe | Base |
| 2017-2019 | BMW | 540i | Base |
| 2017-2019 | BMW | 540i xDrive | Base |
| 2018-2019 | BMW | 640i xDrive Gran Turismo | Base |
| 2017-2019 | BMW | 740i | Base |
| 2017-2019 | BMW | 740i xDrive | Base |
| 2018-2021 | BMW | M240i | Base |
| 2017-2021 | BMW | M240i xDrive | Base |
| 2018-2019 | BMW | X3 | M40i |
| 2017-2019 | BMW | X4 | M40i |
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