OEM Grade Auxiliary Radiator Compatible with 2015-2020 BMW M3 F80 M4 F82 F83 2019-2021 M2 Competition F87 S55 3.0L Twin-Turbo I6 RWD Plastic Aluminum Direct Fit Replaces 17112284608

Auxiliary Radiator - Direct Fit Replacement Applications: · 2015-2018 BMW M3 F80 Sedan S55 3.0L Twin-Turbo I6 RWD · 2015-2020 BMW M4 F82 Coupe S55 3.0L Twin-Turbo I6 RWD · 2015-2020 BMW M4 F83 Convertible S55 3.0L Twin-Turbo I6 RWD · 2019-2021 BMW M2 Competition F87 Coupe S55 3.0L Twin-Turbo I6 RWD Part Numbers: 17112284608 17-11-2-284-608 2284608 Premium Auxiliary Radiator for BMW M3 M4 M2 Competition S55 Engineered as a precise replacement for the factory front-mounted auxiliary radiator on BMW M performance vehicles equipped with the S55 3.0-liter twin-turbocharged inline-six engine including the F80 M3 sedan F82 M4 coupe F83 M4 convertible and F87 M2 Competition coupe. This auxiliary radiator operates in the low-temperature cooling circuit providing dedicated thermal management for the charge air intercooler system to maintain optimal intake air temperatures during aggressive performance driving sustained track day sessions spirited canyon runs and extended high-speed highway cruising. Features a high-efficiency aluminum brazed core paired with UV-stabilized reinforced glass-filled polyamide plastic end tanks designed to deliver maximum heat rejection capacity under the extreme thermal loads generated by the twin-turbocharged S55 powertrain during sustained high-performance operation. The multi-louvered fin construction maximizes thermal exchange surface area while maintaining low airflow restriction for efficient heat dissipation. Factory-matched inlet and outlet port dimensions and mounting bracket locations ensure direct bolt-in installation without modification to existing coolant lines or front-end structure. ⚠️ Warning: This product can expose you to chemicals which are known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.