BMW M4 Transmission Oil Cooler - CSF - DCT, Dual-Pass High Performance Core - `15-`27
BMW M4 Transmission Oil Cooler - CSF - DCT, Dual-Pass High Performance Core - `15-`27

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BMW M4 Transmission Oil Cooler - CSF - DCT, Dual-Pass High Performance Core. A direct-fit upgrade that controls DCT temperatures for confident street and track use.
CSF 8081 installs in the OEM location with no modifications, reusing factory hardware. The dual-pass 10-tube core improves heat rejection versus the factory single-pass 6-tube layout. A 1-row 26 mm multi-channel microtube and high-density fins help stabilize temps for consistent performance. Works with OEM oil-line connections, brackets, and shrouding.
Features
- Lab tested at approximately 30 percent more efficient than OEM
- Dual-pass high performance core with 10 cooling tubes
- 1-row 26 mm multi-channel microtube using AC condenser technology
- High-density multi-louvered fin design
- Replaces OEM 17112284503; CSF part number 8081; DCT fitment for F80 M3, F82/F83 M4, F87 M2 Competition
Questions or need fitment advice? Call us at 512-982-9393 or 562-981-6800. We have locations in Austin, Texas and the Los Angeles, California area offering installation and customization services. If you plan to purchase multiple items, contact us for shipping discounts. We install on premises at both locations.
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