CSF #8131

• Ultra-Efficient 42mm 2-Row Core, with CSF’s B-Tube Technology, and 6.5mm Multi-Louvered Fin Height
• Results in Optimized Airflow Through the Heat Exchanger Core and Into Other Cooling System Components for Maximum Performance of the Entire Cooling System (Especially Critical if Installed in an X-Drive Model with Transmission Oil Cooler Placed in Front of Heat Exchanger)
• Triple-Pass Flow Design
• Upgraded Inlet/Outlet Design with New Tapered Entry and Exit Points from End Tanks, Resulting in Optimized Water Flow and Increased Performance (Matches OEM Spec)*
• Included Detachable Rock Guard
• OEM CNC Machined Mounting Location Pins and Brackets
• Direct Plug-and-Play Design, Including CNC Machined “Quick Connect” Inlet/Outlet Water Fittings
• Includes Hardware Mounting Kit* for Applications That Have a Factory Transmission Oil Cooler Mounted in Front of the Heat Exchanger (X-Drive Models) 
• No Modifications Needed to Install
• For a More in Depth Look Please Check out the CSF B58 Heat Exchanger Press Release
• OEM #: 17118741830 & 17118625431