The CSF Top Mount Dual Pass Charge Air Cooler Features:
- World’s 1st cast end tank designed top mount charge-air-cooler for the BMW S55 engine in the BMW F8X M3/M4 (F80 M3, F82/F83 M4, F87 M2 Competition, F87 M2 CS)
- Multiple air dividers cast into both the hot/cold side end tanks for optimized air flow through the custom designed CSF liquid-to-air intercooler core (CFD analysis and testing completed to ensure optimal performance)
- 60% increase in core size compared to the OEM cooler.
- Left/right, cross-flow, dual-pass core configuration with 2-stage water cooling for maximum efficiency and intake temperature reduction (vs. OEM single-pass vertical-flow design)
- Designed with 3D scanning / rapid prototype technology to ensure precise fitment and maximum surface area utilization.
- “Drop-in fit” design for an easy & quick plug-and-play installation. Complete with OEM style “Quick-Connect” water connections and sensor ports.
- Finished with a professional “Crinkle Black” powder coat finish or unfinished.
- Life-time warranty
This part replaces BMW part number 17 51 7 846 235.