The CSF 8233 is a high-performance S58 Level-Up charge-air-cooler manifold in a thermal-dispersion black Cerakote finish for the 2021-2025 BMW G8X M3 and M4 (all trims, including Competition, Competition xDrive, CS, and CSL) and the 2023-2025 G87 M2, plus the F97 X3 M and F98 X4 M, with the S58 twin-turbo 3.0L inline-6. It is a 100 percent TIG-welded billet aluminum manifold that replaces the OEM plastic components, with a PWR air-to-water bar-and-plate core measuring 152 by 239 by 110mm for 23.6 percent more volume than OEM, 48 air rows and 49 water rows, and 2.43mm airside and 2.00mm waterside fins. It adds an integrated fuel rail, per-runner 1/8 NPT ports for nitrous or methanol, dual -10 ORB crankcase-ventilation fittings, a vacuum pad, and a bleeder valve. It is a true plug-and-play fit that requires no modifications and includes a KIYLEX thermal spacer. A raw billet version is available as 8233.
- Type: billet aluminum charge-air-cooler manifold (air-to-water)
- Core: PWR bar-and-plate, 152x239x110mm, 23.6 percent more volume than OEM
- Rows: 48 air rows, 49 water rows; fins 2.43mm air / 2.00mm water
- Replaces: OEM plastic manifold (17 51 8 092 584 / 17 51 8 053 321)
- Engine: S58 twin-turbo 3.0L inline-6
- Ports: integrated fuel rail, per-runner 1/8 NPT nitrous/meth ports, -10 ORB crankcase, vacuum pad, bleeder
- Finish: thermal-dispersion black Cerakote (raw: 8233)
- Fitment: true plug-and-play, no modifications; KIYLEX thermal spacer included
- Part number: 8233B
Vehicle Applications
Direct fit on the following (S58 twin-turbo):
- 2021 BMW M3 (G80/G81)
- 2022 BMW M3 (G80/G81)
- 2023 BMW M3 (G80/G81)
- 2024 BMW M3 (G80/G81)
- 2025 BMW M3 (G80/G81)
- 2021 BMW M4 (G82/G83)
- 2022 BMW M4 (G82/G83)
- 2023 BMW M4 (G82/G83)
- 2024 BMW M4 (G82/G83)
- 2025 BMW M4 (G82/G83)
- 2023 BMW M2 (G87)
- 2024 BMW M2 (G87)
- 2025 BMW M2 (G87)
- 2020 BMW X3 M (F97)
- 2021 BMW X3 M (F97)
- 2022 BMW X3 M (F97)
- 2023 BMW X3 M (F97)
- 2024 BMW X3 M (F97)
- 2020 BMW X4 M (F98)
- 2021 BMW X4 M (F98)
- 2022 BMW X4 M (F98)
- 2023 BMW X4 M (F98)
- 2024 BMW X4 M (F98)
- 2025 BMW X4 M (F98)
FAQ
What vehicles does the CSF 8233 fit?
The 2021-2025 BMW G8X M3 and M4 (all trims) and 2023-2025 M2, plus the F97 X3 M and F98 X4 M, with the S58 engine.
What does it replace?
The OEM plastic charge-air-cooler manifold, with a 100 percent TIG-welded billet aluminum unit and PWR bar-and-plate core.
How much larger is the core?
23.6 percent more volume than OEM, with 48 air rows and 49 water rows.
Is it a drop-in fit?
Yes. It is a true plug-and-play design that requires no modification. A raw billet version is available as 8233.
