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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.
The CSF "Game Over" high performance heat exchanger features:- 2-row 42mm core (dual core) featuring CSF’s exclusive B-tube technology
- Core features an ultra-efficient fin with 6.5mm fin height and multi-louvered design for maximum surface area contact
- Dual-pass flow structure allows the coolant to flow across the core of the radiator 2 times before exiting the radiator for the lowest outlet temperature possible (OEM style design)
- CNC machined, OEM style “quick-connect” inlet/outlet connections
- CNC machined, OEM style mounting brackets & fittings for superb fit and durability
- Includes removable aluminum rock guard
- All-aluminum race style drain plug
- 1 hour “mirror finish” hand polish
- “Drop-in fit” requiring no modifications to install. Accepts all attaching OEM components including “quick-connect” hoses, mounting brackets, OEM X-brace, and all air ducting/shrouding
- Life-time warranty
This part replaces BMW part number 17 11 2 284 608.
Notice of Emissions Non-Compliance. This product is intended only for vehicles that may never be used, or registered or licensed for use, upon a public highway. Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. It is not legal for installation or use in California on any pollution controlled motor vehicle. It is not legal for installation or use on any pollution controlled motor vehicle in any state, province, or jurisdiction governed by, or which has adopted, CARB or EPA regulations. Some suppliers have shipping exceptions to certain states or territories, requiring extra delivery time. We will advise you of any delays.
BMW Fitments:
2 Series
F87 (2019+) > M2 Competition
F87 (2020+) > M2 CS
3 Series
F80 (15-19) > M3
4 Series
F82 / F83 (15-20) > M4
F82 (15-21) > M4 GT4
F82 (15-20) > M4 GTS
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$2,099.00
Charge-Air-Cooler + Heat Exchanger Package, CSF - F8X M2 Comp/M3/M4
Special Package / Bundle Pricing
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