The do88 Oil cooler for the BMW M3 E90, E92 and E93 is developed as a high-quality upgrade for vehicles with a manual transmission or DKG/DCT transmissionThis oil cooler offers a significantly larger core volume, cooling surface, and oil volume than the original system.
The oil cooler is designed for direct mounting without modifications and works with the original oil lines and mounting brackets. The high-quality construction with an 18-row Bar & Plate core ensures optimal cooling under harsh conditions.
Properties
- 217% larger core volume than the original
- 178% larger active cooling surface than the original
- 18% lower oil temperature after the oil cooler under the same test conditions
- 110% larger oil volume than original
- Direct mounting without adjustments
- Compatible with OEM oil lines and mounting brackets
- 18-row Bar & Plate core construction
- CNC-machined oil line connections
- CNC-milled mounting brackets
- Can easily be pre-filled with oil
- Suitable for track use, endurance racing, track days, and street use
Technical specifications
- Core volume do88: 2208 cm³
- OEM core volume: 696 cm³
- Active cooling surface do88: 3456 cm²
- Active cooling surface OEM: 1242 cm²
- Oil temperature after oil cooler: 74°C
- OEM oil temperature: 90°C
- Oil volume do88: 6.5 dl
- OEM oil volume: 3.1 dl
- Core design: 18-row Bar & Plate core
- Suitable for motorcycles: S65B40 and S65B44
- Suitable for manual, DKG, and DCT transmissions
- OEM reference: 17227521376
Contents of the set
Frequently Asked Questions
For which transmissions is this oil cooler suitable?
This oil cooler is suitable for BMW M3 E90, E92, and E93 models with manual, DKG, or DCT transmission.
Are modifications needed for installation?
No, the oil cooler is designed for a drop-in installation and fits with the original oil lines and mounting brackets.
Can the oil cooler be pre-filled?
Yes, the oil cooler can easily be pre-filled, making it unnecessary to replace all the fluid in the system.
What is the difference in core volume compared to the original?
The core volume is 2,208 cm³ compared to 696 cm³ of the original part, an increase of 217%.
