CSF high-performance engine oil cooler for the 2021-2026 BMW M2 / M3 / M4 (G8X). Built with CSF's AC Condenser Technology using a 1-row super-high-pressure 32mm 10-channel microtube for optimal oil flow and maximum surface contact, with 8mm tall multi-louvered fins (vs 6mm OEM). Reuses the factory mounting location, ducting and shrouds for a drop-in fit with no modifications, and adds a rock guard to protect against road debris. Ideal for road and drag racing. 2-year limited warranty.
| Type | Direct-fit engine oil cooler |
| Core | AC Condenser Tech, 1-row 32mm 10-channel microtube |
| Fin | 8mm multi-louvered (vs 6mm OEM) |
| Fit | Drop-in; reuses OEM mounts/ducting/shrouds |
| Protection | Integrated rock guard |
| Warranty | 2-year limited |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2024-2025 | BMW | M3 | Competition xDrive |
| 2024 | BMW | M3 | CS |
| 2021-2026 | BMW | M4 | Base |
| 2021-2026 | BMW | M4 | Competition |
| 2022-2026 | BMW | M4 | Competition xDrive |
| 2025 | BMW | M4 | CS |
| 2023 | BMW | M4 | CSL |
