DeutschTuning proudly offers CSF Radiators High-performance Front Mount Heat Exchanger BMW M3/M4 G80/G82. BMW G8X M3/M4 High Performance Front Mount Heat Exchanger (CSF #8215). Significantly Reduces Intake Air Temperatures (IATs) for Maximum Performance (with Faster Heat Soak Recovery). Improves Air Flow to the Rest of the Cooling System for Lower Engine Coolant and Engine Oil Temperatures. 2-Row, 42mm Ultra-High-Performance Core. 6.5mm Tall Multi-Louvered Fin with CSF's Exclusive B-Tube Technology. CNC Machined Mounting Brackets and OEM Style "Quick Connect" Inlet/Outlet. 100% All Aluminum TIG-Welded Construction. Includes Black Rock Guards (upper and lower) & Transmission Cooler Mounting Kit: Upper and Lower Rock Guards for Manual Transmission. Upper Rock Guard and Transmission Cooler Mounting Kit for ZF8 Auto. True Plug-and-Play "Drop-in Fit" Installation Requires Absolutely No Modifications. 2-Year Limited Warranty. 1-Hour "Mirror Finish" Hand Polish. Tested and Proven by CSF's Global Network of R & D Partners, Including Leading Time Attack Teams, Tuners, and Turbo Kit Manufacturers.