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 |
Shipping: In-stock orders placed before 3 PM EST ship the same day, and everything else ships within 24 hours. Standard, expedited, and overnight options are available at checkout. Backordered items ship as soon as we get them back in stock. Contact us for lead times. See the full Shipping Policy.
Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
